Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-25 12:21:37 +00:00
Code Issues Packages Projects Releases Wiki Activity

ubifs: Pass struct ubifs_info to ubifs_assert()

Browse Source 
This allows us to have more context in ubifs_assert()
and take different actions depending on the configuration.

Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Richard Weinberger 2018-07-12 13:01:57 +02:00
parent 54169ddd38
commit 6eb61d587f
31 changed files with 550 additions and 521 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
fs/ubifs/budget.c
View File

@ -439,16 +439,16 @@ int ubifs_budget_space(struct ubifs_info *c, struct ubifs_budget_req *req)
{
int err, idx_growth, data_growth, dd_growth, retried = 0;
ubifs_assert(req->new_page <= 1);
ubifs_assert(req->dirtied_page <= 1);
ubifs_assert(req->new_dent <= 1);
ubifs_assert(req->mod_dent <= 1);
ubifs_assert(req->new_ino <= 1);
ubifs_assert(req->new_ino_d <= UBIFS_MAX_INO_DATA);
ubifs_assert(req->dirtied_ino <= 4);
ubifs_assert(req->dirtied_ino_d <= UBIFS_MAX_INO_DATA * 4);
ubifs_assert(!(req->new_ino_d & 7));
ubifs_assert(!(req->dirtied_ino_d & 7));
ubifs_assert(c, req->new_page <= 1);
ubifs_assert(c, req->dirtied_page <= 1);
ubifs_assert(c, req->new_dent <= 1);
ubifs_assert(c, req->mod_dent <= 1);
ubifs_assert(c, req->new_ino <= 1);
ubifs_assert(c, req->new_ino_d <= UBIFS_MAX_INO_DATA);
ubifs_assert(c, req->dirtied_ino <= 4);
ubifs_assert(c, req->dirtied_ino_d <= UBIFS_MAX_INO_DATA * 4);
ubifs_assert(c, !(req->new_ino_d & 7));
ubifs_assert(c, !(req->dirtied_ino_d & 7));
data_growth = calc_data_growth(c, req);
dd_growth = calc_dd_growth(c, req);
@ -458,9 +458,9 @@ int ubifs_budget_space(struct ubifs_info *c, struct ubifs_budget_req *req)
again:
spin_lock(&c->space_lock);
ubifs_assert(c->bi.idx_growth >= 0);
ubifs_assert(c->bi.data_growth >= 0);
ubifs_assert(c->bi.dd_growth >= 0);
ubifs_assert(c, c->bi.idx_growth >= 0);
ubifs_assert(c, c->bi.data_growth >= 0);
ubifs_assert(c, c->bi.dd_growth >= 0);
if (unlikely(c->bi.nospace) && (c->bi.nospace_rp || !can_use_rp(c))) {
dbg_budg("no space");
@ -526,20 +526,20 @@ again:
*/
void ubifs_release_budget(struct ubifs_info *c, struct ubifs_budget_req *req)
{
ubifs_assert(req->new_page <= 1);
ubifs_assert(req->dirtied_page <= 1);
ubifs_assert(req->new_dent <= 1);
ubifs_assert(req->mod_dent <= 1);
ubifs_assert(req->new_ino <= 1);
ubifs_assert(req->new_ino_d <= UBIFS_MAX_INO_DATA);
ubifs_assert(req->dirtied_ino <= 4);
ubifs_assert(req->dirtied_ino_d <= UBIFS_MAX_INO_DATA * 4);
ubifs_assert(!(req->new_ino_d & 7));
ubifs_assert(!(req->dirtied_ino_d & 7));
ubifs_assert(c, req->new_page <= 1);
ubifs_assert(c, req->dirtied_page <= 1);
ubifs_assert(c, req->new_dent <= 1);
ubifs_assert(c, req->mod_dent <= 1);
ubifs_assert(c, req->new_ino <= 1);
ubifs_assert(c, req->new_ino_d <= UBIFS_MAX_INO_DATA);
ubifs_assert(c, req->dirtied_ino <= 4);
ubifs_assert(c, req->dirtied_ino_d <= UBIFS_MAX_INO_DATA * 4);
ubifs_assert(c, !(req->new_ino_d & 7));
ubifs_assert(c, !(req->dirtied_ino_d & 7));
if (!req->recalculate) {
ubifs_assert(req->idx_growth >= 0);
ubifs_assert(req->data_growth >= 0);
ubifs_assert(req->dd_growth >= 0);
ubifs_assert(c, req->idx_growth >= 0);
ubifs_assert(c, req->data_growth >= 0);
ubifs_assert(c, req->dd_growth >= 0);
}
if (req->recalculate) {
@ -561,13 +561,13 @@ void ubifs_release_budget(struct ubifs_info *c, struct ubifs_budget_req *req)
c->bi.dd_growth -= req->dd_growth;
c->bi.min_idx_lebs = ubifs_calc_min_idx_lebs(c);
ubifs_assert(c->bi.idx_growth >= 0);
ubifs_assert(c->bi.data_growth >= 0);
ubifs_assert(c->bi.dd_growth >= 0);
ubifs_assert(c->bi.min_idx_lebs < c->main_lebs);
ubifs_assert(!(c->bi.idx_growth & 7));
ubifs_assert(!(c->bi.data_growth & 7));
ubifs_assert(!(c->bi.dd_growth & 7));
ubifs_assert(c, c->bi.idx_growth >= 0);
ubifs_assert(c, c->bi.data_growth >= 0);
ubifs_assert(c, c->bi.dd_growth >= 0);
ubifs_assert(c, c->bi.min_idx_lebs < c->main_lebs);
ubifs_assert(c, !(c->bi.idx_growth & 7));
ubifs_assert(c, !(c->bi.data_growth & 7));
ubifs_assert(c, !(c->bi.dd_growth & 7));
spin_unlock(&c->space_lock);
}
@ -680,7 +680,7 @@ long long ubifs_get_free_space_nolock(struct ubifs_info *c)
int rsvd_idx_lebs, lebs;
long long available, outstanding, free;
ubifs_assert(c->bi.min_idx_lebs == ubifs_calc_min_idx_lebs(c));
ubifs_assert(c, c->bi.min_idx_lebs == ubifs_calc_min_idx_lebs(c));
outstanding = c->bi.data_growth + c->bi.dd_growth;
available = ubifs_calc_available(c, c->bi.min_idx_lebs);

8
fs/ubifs/commit.c
View File

@ -91,9 +91,9 @@ static int nothing_to_commit(struct ubifs_info *c)
if (c->nroot && test_bit(DIRTY_CNODE, &c->nroot->flags))
return 0;
ubifs_assert(atomic_long_read(&c->dirty_zn_cnt) == 0);
ubifs_assert(c->dirty_pn_cnt == 0);
ubifs_assert(c->dirty_nn_cnt == 0);
ubifs_assert(c, atomic_long_read(&c->dirty_zn_cnt) == 0);
ubifs_assert(c, c->dirty_pn_cnt == 0);
ubifs_assert(c, c->dirty_nn_cnt == 0);
return 1;
}
@ -113,7 +113,7 @@ static int do_commit(struct ubifs_info *c)
struct ubifs_lp_stats lst;
dbg_cmt("start");
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error) {
err = -EROFS;

4
fs/ubifs/crypto.c
View File

@ -32,7 +32,7 @@ int ubifs_encrypt(const struct inode *inode, struct ubifs_data_node *dn,
struct page *ret;
unsigned int pad_len = round_up(in_len, UBIFS_CIPHER_BLOCK_SIZE);
ubifs_assert(pad_len <= *out_len);
ubifs_assert(c, pad_len <= *out_len);
dn->compr_size = cpu_to_le16(in_len);
/* pad to full block cipher length */
@ -63,7 +63,7 @@ int ubifs_decrypt(const struct inode *inode, struct ubifs_data_node *dn,
return -EINVAL;
}
ubifs_assert(dlen <= UBIFS_BLOCK_SIZE);
ubifs_assert(c, dlen <= UBIFS_BLOCK_SIZE);
err = fscrypt_decrypt_page(inode, virt_to_page(&dn->data), dlen,
offset_in_page(&dn->data), block);
if (err) {

20
fs/ubifs/debug.c
View File

@ -134,7 +134,7 @@ const char *dbg_snprintf_key(const struct ubifs_info *c,
}
} else
len -= snprintf(p, len, "bad key format %d", c->key_fmt);
ubifs_assert(len > 0);
ubifs_assert(c, len > 0);
return p;
}
@ -276,7 +276,7 @@ void ubifs_dump_inode(struct ubifs_info *c, const struct inode *inode)
return;
pr_err("List of directory entries:\n");
ubifs_assert(!mutex_is_locked(&c->tnc_mutex));
ubifs_assert(c, !mutex_is_locked(&c->tnc_mutex));
lowest_dent_key(c, &key, inode->i_ino);
while (1) {
@ -931,7 +931,7 @@ void ubifs_dump_tnc(struct ubifs_info *c)
pr_err("\n");
pr_err("(pid %d) start dumping TNC tree\n", current->pid);
znode = ubifs_tnc_levelorder_next(c->zroot.znode, NULL);
znode = ubifs_tnc_levelorder_next(c, c->zroot.znode, NULL);
level = znode->level;
pr_err("== Level %d ==\n", level);
while (znode) {
@ -940,7 +940,7 @@ void ubifs_dump_tnc(struct ubifs_info *c)
pr_err("== Level %d ==\n", level);
}
ubifs_dump_znode(c, znode);
znode = ubifs_tnc_levelorder_next(c->zroot.znode, znode);
znode = ubifs_tnc_levelorder_next(c, c->zroot.znode, znode);
}
pr_err("(pid %d) finish dumping TNC tree\n", current->pid);
}
@ -1183,7 +1183,7 @@ static int dbg_check_key_order(struct ubifs_info *c, struct ubifs_zbranch *zbr1,
union ubifs_key key;
char key_buf[DBG_KEY_BUF_LEN];
ubifs_assert(!keys_cmp(c, &zbr1->key, &zbr2->key));
ubifs_assert(c, !keys_cmp(c, &zbr1->key, &zbr2->key));
dent1 = kmalloc(UBIFS_MAX_DENT_NODE_SZ, GFP_NOFS);
if (!dent1)
return -ENOMEM;
@ -1479,7 +1479,7 @@ int dbg_check_tnc(struct ubifs_info *c, int extra)
if (!dbg_is_chk_index(c))
return 0;
ubifs_assert(mutex_is_locked(&c->tnc_mutex));
ubifs_assert(c, mutex_is_locked(&c->tnc_mutex));
if (!c->zroot.znode)
return 0;
@ -1505,7 +1505,7 @@ int dbg_check_tnc(struct ubifs_info *c, int extra)
}
prev = znode;
znode = ubifs_tnc_postorder_next(znode);
znode = ubifs_tnc_postorder_next(c, znode);
if (!znode)
break;
@ -2036,7 +2036,7 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
long long blk_offs;
struct ubifs_data_node *dn = node;
ubifs_assert(zbr->len >= UBIFS_DATA_NODE_SZ);
ubifs_assert(c, zbr->len >= UBIFS_DATA_NODE_SZ);
/*
* Search the inode node this data node belongs to and insert
@ -2066,7 +2066,7 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
struct ubifs_dent_node *dent = node;
struct fsck_inode *fscki1;
ubifs_assert(zbr->len >= UBIFS_DENT_NODE_SZ);
ubifs_assert(c, zbr->len >= UBIFS_DENT_NODE_SZ);
err = ubifs_validate_entry(c, dent);
if (err)
@ -2461,7 +2461,7 @@ static int power_cut_emulated(struct ubifs_info *c, int lnum, int write)
{
struct ubifs_debug_info *d = c->dbg;
ubifs_assert(dbg_is_tst_rcvry(c));
ubifs_assert(c, dbg_is_tst_rcvry(c));
if (!d->pc_cnt) {
/* First call - decide delay to the power cut */

4
fs/ubifs/debug.h
View File

@ -148,7 +148,7 @@ struct ubifs_global_debug_info {
unsigned int tst_rcvry:1;
};
#define ubifs_assert(expr) do { \
#define ubifs_assert(c, expr) do { \
if (unlikely(!(expr))) { \
pr_crit("UBIFS assert failed in %s at %u (pid %d)\n", \
__func__, __LINE__, current->pid); \
@ -160,7 +160,7 @@ struct ubifs_global_debug_info {
if (unlikely(down_write_trylock(&(c)->commit_sem))) { \
up_write(&(c)->commit_sem); \
pr_crit("commit lock is not locked!\n"); \
ubifs_assert(0); \
ubifs_assert(c, 0); \
} \
} while (0)

35
fs/ubifs/dir.c
View File

@ -240,8 +240,8 @@ static struct dentry *ubifs_lookup(struct inode *dir, struct dentry *dentry,
}
if (nm.hash) {
ubifs_assert(fname_len(&nm) == 0);
ubifs_assert(fname_name(&nm) == NULL);
ubifs_assert(c, fname_len(&nm) == 0);
ubifs_assert(c, fname_name(&nm) == NULL);
dent_key_init_hash(c, &key, dir->i_ino, nm.hash);
err = ubifs_tnc_lookup_dh(c, &key, dent, nm.minor_hash);
} else {
@ -404,7 +404,7 @@ static int do_tmpfile(struct inode *dir, struct dentry *dentry,
if (whiteout) {
init_special_inode(inode, inode->i_mode, WHITEOUT_DEV);
ubifs_assert(inode->i_op == &ubifs_file_inode_operations);
ubifs_assert(c, inode->i_op == &ubifs_file_inode_operations);
}
err = ubifs_init_security(dir, inode, &dentry->d_name);
@ -421,7 +421,7 @@ static int do_tmpfile(struct inode *dir, struct dentry *dentry,
} else {
d_tmpfile(dentry, inode);
}
ubifs_assert(ui->dirty);
ubifs_assert(c, ui->dirty);
instantiated = 1;
mutex_unlock(&ui->ui_mutex);
@ -556,7 +556,7 @@ static int ubifs_readdir(struct file *file, struct dir_context *ctx)
/* File positions 0 and 1 correspond to "." and ".." */
if (ctx->pos < 2) {
ubifs_assert(!file->private_data);
ubifs_assert(c, !file->private_data);
if (!dir_emit_dots(file, ctx)) {
if (encrypted)
fscrypt_fname_free_buffer(&fstr);
@ -597,7 +597,7 @@ static int ubifs_readdir(struct file *file, struct dir_context *ctx)
dbg_gen("ino %llu, new f_pos %#x",
(unsigned long long)le64_to_cpu(dent->inum),
key_hash_flash(c, &dent->key));
ubifs_assert(le64_to_cpu(dent->ch.sqnum) >
ubifs_assert(c, le64_to_cpu(dent->ch.sqnum) >
ubifs_inode(dir)->creat_sqnum);
fname_len(&nm) = le16_to_cpu(dent->nlen);
@ -716,8 +716,8 @@ static int ubifs_link(struct dentry *old_dentry, struct inode *dir,
dbg_gen("dent '%pd' to ino %lu (nlink %d) in dir ino %lu",
dentry, inode->i_ino,
inode->i_nlink, dir->i_ino);
ubifs_assert(inode_is_locked(dir));
ubifs_assert(inode_is_locked(inode));
ubifs_assert(c, inode_is_locked(dir));
ubifs_assert(c, inode_is_locked(inode));
err = fscrypt_prepare_link(old_dentry, dir, dentry);
if (err)
@ -804,8 +804,8 @@ static int ubifs_unlink(struct inode *dir, struct dentry *dentry)
sz_change = CALC_DENT_SIZE(fname_len(&nm));
ubifs_assert(inode_is_locked(dir));
ubifs_assert(inode_is_locked(inode));
ubifs_assert(c, inode_is_locked(dir));
ubifs_assert(c, inode_is_locked(inode));
err = dbg_check_synced_i_size(c, inode);
if (err)
goto out_fname;
@ -896,8 +896,8 @@ static int ubifs_rmdir(struct inode *dir, struct dentry *dentry)
dbg_gen("directory '%pd', ino %lu in dir ino %lu", dentry,
inode->i_ino, dir->i_ino);
ubifs_assert(inode_is_locked(dir));
ubifs_assert(inode_is_locked(inode));
ubifs_assert(c, inode_is_locked(dir));
ubifs_assert(c, inode_is_locked(inode));
err = ubifs_check_dir_empty(d_inode(dentry));
if (err)
return err;
@ -1295,7 +1295,7 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
new_dentry, new_dir->i_ino, flags);
if (unlink)
ubifs_assert(inode_is_locked(new_inode));
ubifs_assert(c, inode_is_locked(new_inode));
if (unlink && is_dir) {
err = ubifs_check_dir_empty(new_inode);
@ -1349,7 +1349,7 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
whiteout_ui = ubifs_inode(whiteout);
whiteout_ui->data = dev;
whiteout_ui->data_len = ubifs_encode_dev(dev, MKDEV(0, 0));
ubifs_assert(!whiteout_ui->dirty);
ubifs_assert(c, !whiteout_ui->dirty);
}
lock_4_inodes(old_dir, new_dir, new_inode, whiteout);
@ -1509,7 +1509,7 @@ static int ubifs_xrename(struct inode *old_dir, struct dentry *old_dentry,
int err;
struct fscrypt_name fst_nm, snd_nm;
ubifs_assert(fst_inode && snd_inode);
ubifs_assert(c, fst_inode && snd_inode);
err = fscrypt_setup_filename(old_dir, &old_dentry->d_name, 0, &fst_nm);
if (err)
@ -1556,12 +1556,13 @@ static int ubifs_rename(struct inode *old_dir, struct dentry *old_dentry,
unsigned int flags)
{
int err;
struct ubifs_info *c = old_dir->i_sb->s_fs_info;
if (flags & ~(RENAME_NOREPLACE | RENAME_WHITEOUT | RENAME_EXCHANGE))
return -EINVAL;
ubifs_assert(inode_is_locked(old_dir));
ubifs_assert(inode_is_locked(new_dir));
ubifs_assert(c, inode_is_locked(old_dir));
ubifs_assert(c, inode_is_locked(new_dir));
err = fscrypt_prepare_rename(old_dir, old_dentry, new_dir, new_dentry,
flags);

47
fs/ubifs/file.c
View File

@ -71,7 +71,7 @@ static int read_block(struct inode *inode, void *addr, unsigned int block,
return err;
}
ubifs_assert(le64_to_cpu(dn->ch.sqnum) >
ubifs_assert(c, le64_to_cpu(dn->ch.sqnum) >
ubifs_inode(inode)->creat_sqnum);
len = le32_to_cpu(dn->size);
if (len <= 0 || len > UBIFS_BLOCK_SIZE)
@ -115,12 +115,13 @@ static int do_readpage(struct page *page)
unsigned int block, beyond;
struct ubifs_data_node *dn;
struct inode *inode = page->mapping->host;
struct ubifs_info *c = inode->i_sb->s_fs_info;
loff_t i_size = i_size_read(inode);
dbg_gen("ino %lu, pg %lu, i_size %lld, flags %#lx",
inode->i_ino, page->index, i_size, page->flags);
ubifs_assert(!PageChecked(page));
ubifs_assert(!PagePrivate(page));
ubifs_assert(c, !PageChecked(page));
ubifs_assert(c, !PagePrivate(page));
addr = kmap(page);
@ -441,8 +442,8 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping,
int skipped_read = 0;
struct page *page;
ubifs_assert(ubifs_inode(inode)->ui_size == inode->i_size);
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, ubifs_inode(inode)->ui_size == inode->i_size);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (unlikely(c->ro_error))
return -EROFS;
@ -481,7 +482,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping,
err = allocate_budget(c, page, ui, appending);
if (unlikely(err)) {
ubifs_assert(err == -ENOSPC);
ubifs_assert(c, err == -ENOSPC);
/*
* If we skipped reading the page because we were going to
* write all of it, then it is not up to date.
@ -498,7 +499,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping,
* everything and fall-back to slow-path.
*/
if (appending) {
ubifs_assert(mutex_is_locked(&ui->ui_mutex));
ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));
mutex_unlock(&ui->ui_mutex);
}
unlock_page(page);
@ -595,7 +596,7 @@ static int ubifs_write_end(struct file *file, struct address_space *mapping,
* '__set_page_dirty_nobuffers()'.
*/
__mark_inode_dirty(inode, I_DIRTY_DATASYNC);
ubifs_assert(mutex_is_locked(&ui->ui_mutex));
ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));
mutex_unlock(&ui->ui_mutex);
}
@ -648,7 +649,7 @@ static int populate_page(struct ubifs_info *c, struct page *page,
dn = bu->buf + (bu->zbranch[nn].offs - offs);
ubifs_assert(le64_to_cpu(dn->ch.sqnum) >
ubifs_assert(c, le64_to_cpu(dn->ch.sqnum) >
ubifs_inode(inode)->creat_sqnum);
len = le32_to_cpu(dn->size);
@ -767,8 +768,8 @@ static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu,
bu->buf_len = bu->zbranch[bu->cnt - 1].offs +
bu->zbranch[bu->cnt - 1].len -
bu->zbranch[0].offs;
ubifs_assert(bu->buf_len > 0);
ubifs_assert(bu->buf_len <= c->leb_size);
ubifs_assert(c, bu->buf_len > 0);
ubifs_assert(c, bu->buf_len <= c->leb_size);
bu->buf = kmalloc(bu->buf_len, GFP_NOFS | __GFP_NOWARN);
if (!bu->buf)
goto out_bu_off;
@ -920,7 +921,7 @@ static int do_writepage(struct page *page, int len)
#ifdef UBIFS_DEBUG
struct ubifs_inode *ui = ubifs_inode(inode);
spin_lock(&ui->ui_lock);
ubifs_assert(page->index <= ui->synced_i_size >> PAGE_SHIFT);
ubifs_assert(c, page->index <= ui->synced_i_size >> PAGE_SHIFT);
spin_unlock(&ui->ui_lock);
#endif
@ -949,7 +950,7 @@ static int do_writepage(struct page *page, int len)
ubifs_ro_mode(c, err);
}
ubifs_assert(PagePrivate(page));
ubifs_assert(c, PagePrivate(page));
if (PageChecked(page))
release_new_page_budget(c);
else
@ -1014,6 +1015,7 @@ static int do_writepage(struct page *page, int len)
static int ubifs_writepage(struct page *page, struct writeback_control *wbc)
{
struct inode *inode = page->mapping->host;
struct ubifs_info *c = inode->i_sb->s_fs_info;
struct ubifs_inode *ui = ubifs_inode(inode);
loff_t i_size = i_size_read(inode), synced_i_size;
pgoff_t end_index = i_size >> PAGE_SHIFT;
@ -1022,7 +1024,7 @@ static int ubifs_writepage(struct page *page, struct writeback_control *wbc)
dbg_gen("ino %lu, pg %lu, pg flags %#lx",
inode->i_ino, page->index, page->flags);
ubifs_assert(PagePrivate(page));
ubifs_assert(c, PagePrivate(page));
/* Is the page fully outside @i_size? (truncate in progress) */
if (page->index > end_index || (page->index == end_index && !len)) {
@ -1167,7 +1169,7 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode,
* 'ubifs_jnl_truncate()' will see an already
* truncated (and up to date) data node.
*/
ubifs_assert(PagePrivate(page));
ubifs_assert(c, PagePrivate(page));
clear_page_dirty_for_io(page);
if (UBIFS_BLOCKS_PER_PAGE_SHIFT)
@ -1303,7 +1305,7 @@ static void ubifs_invalidatepage(struct page *page, unsigned int offset,
struct inode *inode = page->mapping->host;
struct ubifs_info *c = inode->i_sb->s_fs_info;
ubifs_assert(PagePrivate(page));
ubifs_assert(c, PagePrivate(page));
if (offset || length < PAGE_SIZE)
/* Partial page remains dirty */
return;
@ -1461,13 +1463,15 @@ static ssize_t ubifs_write_iter(struct kiocb *iocb, struct iov_iter *from)
static int ubifs_set_page_dirty(struct page *page)
{
int ret;
struct inode *inode = page->mapping->host;
struct ubifs_info *c = inode->i_sb->s_fs_info;
ret = __set_page_dirty_nobuffers(page);
/*
* An attempt to dirty a page without budgeting for it - should not
* happen.
*/
ubifs_assert(ret == 0);
ubifs_assert(c, ret == 0);
return ret;
}
@ -1496,14 +1500,17 @@ static int ubifs_migrate_page(struct address_space *mapping,
static int ubifs_releasepage(struct page *page, gfp_t unused_gfp_flags)
{
struct inode *inode = page->mapping->host;
struct ubifs_info *c = inode->i_sb->s_fs_info;
/*
* An attempt to release a dirty page without budgeting for it - should
* not happen.
*/
if (PageWriteback(page))
return 0;
ubifs_assert(PagePrivate(page));
ubifs_assert(0);
ubifs_assert(c, PagePrivate(page));
ubifs_assert(c, 0);
ClearPagePrivate(page);
ClearPageChecked(page);
return 1;
@ -1524,7 +1531,7 @@ static vm_fault_t ubifs_vm_page_mkwrite(struct vm_fault *vmf)
dbg_gen("ino %lu, pg %lu, i_size %lld", inode->i_ino, page->index,
i_size_read(inode));
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (unlikely(c->ro_error))
return VM_FAULT_SIGBUS; /* -EROFS */

0
fs/ubifs/file.h Normal file
View File

54
fs/ubifs/find.c
View File

@ -183,18 +183,18 @@ static const struct ubifs_lprops *scan_for_dirty(struct ubifs_info *c,
&data);
if (err)
return ERR_PTR(err);
ubifs_assert(data.lnum >= c->main_first && data.lnum < c->leb_cnt);
ubifs_assert(c, data.lnum >= c->main_first && data.lnum < c->leb_cnt);
c->lscan_lnum = data.lnum;
lprops = ubifs_lpt_lookup_dirty(c, data.lnum);
if (IS_ERR(lprops))
return lprops;
ubifs_assert(lprops->lnum == data.lnum);
ubifs_assert(lprops->free + lprops->dirty >= min_space);
ubifs_assert(lprops->dirty >= c->dead_wm ||
ubifs_assert(c, lprops->lnum == data.lnum);
ubifs_assert(c, lprops->free + lprops->dirty >= min_space);
ubifs_assert(c, lprops->dirty >= c->dead_wm ||
(pick_free &&
lprops->free + lprops->dirty == c->leb_size));
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert(!exclude_index || !(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, !exclude_index || !(lprops->flags & LPROPS_INDEX));
return lprops;
}
@ -315,7 +315,7 @@ int ubifs_find_dirty_leb(struct ubifs_info *c, struct ubifs_lprops *ret_lp,
lp = idx_lp;
if (lp) {
ubifs_assert(lp->free + lp->dirty >= c->dead_wm);
ubifs_assert(c, lp->free + lp->dirty >= c->dead_wm);
goto found;
}
@ -326,7 +326,7 @@ int ubifs_find_dirty_leb(struct ubifs_info *c, struct ubifs_lprops *ret_lp,
err = PTR_ERR(lp);
goto out;
}
ubifs_assert(lp->dirty >= c->dead_wm ||
ubifs_assert(c, lp->dirty >= c->dead_wm ||
(pick_free && lp->free + lp->dirty == c->leb_size));
found:
@ -462,15 +462,15 @@ const struct ubifs_lprops *do_find_free_space(struct ubifs_info *c,
&data);
if (err)
return ERR_PTR(err);
ubifs_assert(data.lnum >= c->main_first && data.lnum < c->leb_cnt);
ubifs_assert(c, data.lnum >= c->main_first && data.lnum < c->leb_cnt);
c->lscan_lnum = data.lnum;
lprops = ubifs_lpt_lookup_dirty(c, data.lnum);
if (IS_ERR(lprops))
return lprops;
ubifs_assert(lprops->lnum == data.lnum);
ubifs_assert(lprops->free >= min_space);
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert(!(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, lprops->lnum == data.lnum);
ubifs_assert(c, lprops->free >= min_space);
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lprops->flags & LPROPS_INDEX));
return lprops;
}
@ -574,7 +574,7 @@ int ubifs_find_free_space(struct ubifs_info *c, int min_space, int *offs,
}
dbg_find("found LEB %d, free %d", lnum, c->leb_size - *offs);
ubifs_assert(*offs <= c->leb_size - min_space);
ubifs_assert(c, *offs <= c->leb_size - min_space);
return lnum;
out:
@ -642,15 +642,15 @@ static const struct ubifs_lprops *scan_for_leb_for_idx(struct ubifs_info *c)
&data);
if (err)
return ERR_PTR(err);
ubifs_assert(data.lnum >= c->main_first && data.lnum < c->leb_cnt);
ubifs_assert(c, data.lnum >= c->main_first && data.lnum < c->leb_cnt);
c->lscan_lnum = data.lnum;
lprops = ubifs_lpt_lookup_dirty(c, data.lnum);
if (IS_ERR(lprops))
return lprops;
ubifs_assert(lprops->lnum == data.lnum);
ubifs_assert(lprops->free + lprops->dirty == c->leb_size);
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert(!(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, lprops->lnum == data.lnum);
ubifs_assert(c, lprops->free + lprops->dirty == c->leb_size);
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lprops->flags & LPROPS_INDEX));
return lprops;
}
@ -690,7 +690,7 @@ int ubifs_find_free_leb_for_idx(struct ubifs_info *c)
*/
if (c->in_a_category_cnt != c->main_lebs ||
c->lst.empty_lebs - c->lst.taken_empty_lebs > 0) {
ubifs_assert(c->freeable_cnt == 0);
ubifs_assert(c, c->freeable_cnt == 0);
lprops = scan_for_leb_for_idx(c);
if (IS_ERR(lprops)) {
err = PTR_ERR(lprops);
@ -867,15 +867,15 @@ static int find_dirty_idx_leb(struct ubifs_info *c)
if (err)
return err;
found:
ubifs_assert(data.lnum >= c->main_first && data.lnum < c->leb_cnt);
ubifs_assert(c, data.lnum >= c->main_first && data.lnum < c->leb_cnt);
c->lscan_lnum = data.lnum;
lprops = ubifs_lpt_lookup_dirty(c, data.lnum);
if (IS_ERR(lprops))
return PTR_ERR(lprops);
ubifs_assert(lprops->lnum == data.lnum);
ubifs_assert(lprops->free + lprops->dirty >= c->min_idx_node_sz);
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert((lprops->flags & LPROPS_INDEX));
ubifs_assert(c, lprops->lnum == data.lnum);
ubifs_assert(c, lprops->free + lprops->dirty >= c->min_idx_node_sz);
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, (lprops->flags & LPROPS_INDEX));
dbg_find("found dirty LEB %d, free %d, dirty %d, flags %#x",
lprops->lnum, lprops->free, lprops->dirty, lprops->flags);
@ -944,8 +944,8 @@ static int find_dirtiest_idx_leb(struct ubifs_info *c)
}
dbg_find("LEB %d, dirty %d and free %d flags %#x", lp->lnum, lp->dirty,
lp->free, lp->flags);
ubifs_assert(lp->flags & LPROPS_TAKEN);
ubifs_assert(lp->flags & LPROPS_INDEX);
ubifs_assert(c, lp->flags & LPROPS_TAKEN);
ubifs_assert(c, lp->flags & LPROPS_INDEX);
return lnum;
}

64
fs/ubifs/gc.c
View File

@ -83,7 +83,7 @@ static int switch_gc_head(struct ubifs_info *c)
int err, gc_lnum = c->gc_lnum;
struct ubifs_wbuf *wbuf = &c->jheads[GCHD].wbuf;
ubifs_assert(gc_lnum != -1);
ubifs_assert(c, gc_lnum != -1);
dbg_gc("switch GC head from LEB %d:%d to LEB %d (waste %d bytes)",
wbuf->lnum, wbuf->offs + wbuf->used, gc_lnum,
c->leb_size - wbuf->offs - wbuf->used);
@ -131,10 +131,10 @@ static int data_nodes_cmp(void *priv, struct list_head *a, struct list_head *b)
sa = list_entry(a, struct ubifs_scan_node, list);
sb = list_entry(b, struct ubifs_scan_node, list);
ubifs_assert(key_type(c, &sa->key) == UBIFS_DATA_KEY);
ubifs_assert(key_type(c, &sb->key) == UBIFS_DATA_KEY);
ubifs_assert(sa->type == UBIFS_DATA_NODE);
ubifs_assert(sb->type == UBIFS_DATA_NODE);
ubifs_assert(c, key_type(c, &sa->key) == UBIFS_DATA_KEY);
ubifs_assert(c, key_type(c, &sb->key) == UBIFS_DATA_KEY);
ubifs_assert(c, sa->type == UBIFS_DATA_NODE);
ubifs_assert(c, sb->type == UBIFS_DATA_NODE);
inuma = key_inum(c, &sa->key);
inumb = key_inum(c, &sb->key);
@ -175,9 +175,9 @@ static int nondata_nodes_cmp(void *priv, struct list_head *a,
sa = list_entry(a, struct ubifs_scan_node, list);
sb = list_entry(b, struct ubifs_scan_node, list);
ubifs_assert(key_type(c, &sa->key) != UBIFS_DATA_KEY &&
ubifs_assert(c, key_type(c, &sa->key) != UBIFS_DATA_KEY &&
key_type(c, &sb->key) != UBIFS_DATA_KEY);
ubifs_assert(sa->type != UBIFS_DATA_NODE &&
ubifs_assert(c, sa->type != UBIFS_DATA_NODE &&
sb->type != UBIFS_DATA_NODE);
/* Inodes go before directory entries */
@ -189,13 +189,13 @@ static int nondata_nodes_cmp(void *priv, struct list_head *a,
if (sb->type == UBIFS_INO_NODE)
return 1;
ubifs_assert(key_type(c, &sa->key) == UBIFS_DENT_KEY ||
ubifs_assert(c, key_type(c, &sa->key) == UBIFS_DENT_KEY ||
key_type(c, &sa->key) == UBIFS_XENT_KEY);
ubifs_assert(key_type(c, &sb->key) == UBIFS_DENT_KEY ||
ubifs_assert(c, key_type(c, &sb->key) == UBIFS_DENT_KEY ||
key_type(c, &sb->key) == UBIFS_XENT_KEY);
ubifs_assert(sa->type == UBIFS_DENT_NODE ||
ubifs_assert(c, sa->type == UBIFS_DENT_NODE ||
sa->type == UBIFS_XENT_NODE);
ubifs_assert(sb->type == UBIFS_DENT_NODE ||
ubifs_assert(c, sb->type == UBIFS_DENT_NODE ||
sb->type == UBIFS_XENT_NODE);
inuma = key_inum(c, &sa->key);
@ -250,7 +250,7 @@ static int sort_nodes(struct ubifs_info *c, struct ubifs_scan_leb *sleb,
/* Separate data nodes and non-data nodes */
list_for_each_entry_safe(snod, tmp, &sleb->nodes, list) {
ubifs_assert(snod->type == UBIFS_INO_NODE ||
ubifs_assert(c, snod->type == UBIFS_INO_NODE ||
snod->type == UBIFS_DATA_NODE ||
snod->type == UBIFS_DENT_NODE ||
snod->type == UBIFS_XENT_NODE ||
@ -266,7 +266,7 @@ static int sort_nodes(struct ubifs_info *c, struct ubifs_scan_leb *sleb,
continue;
}
ubifs_assert(key_type(c, &snod->key) == UBIFS_DATA_KEY ||
ubifs_assert(c, key_type(c, &snod->key) == UBIFS_DATA_KEY ||
key_type(c, &snod->key) == UBIFS_INO_KEY ||
key_type(c, &snod->key) == UBIFS_DENT_KEY ||
key_type(c, &snod->key) == UBIFS_XENT_KEY);
@ -469,15 +469,15 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp)
struct ubifs_wbuf *wbuf = &c->jheads[GCHD].wbuf;
int err = 0, lnum = lp->lnum;
ubifs_assert(c->gc_lnum != -1 || wbuf->offs + wbuf->used == 0 ||
ubifs_assert(c, c->gc_lnum != -1 || wbuf->offs + wbuf->used == 0 ||
c->need_recovery);
ubifs_assert(c->gc_lnum != lnum);
ubifs_assert(wbuf->lnum != lnum);
ubifs_assert(c, c->gc_lnum != lnum);
ubifs_assert(c, wbuf->lnum != lnum);
if (lp->free + lp->dirty == c->leb_size) {
/* Special case - a free LEB */
dbg_gc("LEB %d is free, return it", lp->lnum);
ubifs_assert(!(lp->flags & LPROPS_INDEX));
ubifs_assert(c, !(lp->flags & LPROPS_INDEX));
if (lp->free != c->leb_size) {
/*
@ -513,7 +513,7 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp)
if (IS_ERR(sleb))
return PTR_ERR(sleb);
ubifs_assert(!list_empty(&sleb->nodes));
ubifs_assert(c, !list_empty(&sleb->nodes));
snod = list_entry(sleb->nodes.next, struct ubifs_scan_node, list);
if (snod->type == UBIFS_IDX_NODE) {
@ -525,7 +525,7 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp)
struct ubifs_idx_node *idx = snod->node;
int level = le16_to_cpu(idx->level);
ubifs_assert(snod->type == UBIFS_IDX_NODE);
ubifs_assert(c, snod->type == UBIFS_IDX_NODE);
key_read(c, ubifs_idx_key(c, idx), &snod->key);
err = ubifs_dirty_idx_node(c, &snod->key, level, lnum,
snod->offs);
@ -648,7 +648,7 @@ int ubifs_garbage_collect(struct ubifs_info *c, int anyway)
struct ubifs_wbuf *wbuf = &c->jheads[GCHD].wbuf;
ubifs_assert_cmt_locked(c);
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (ubifs_gc_should_commit(c))
return -EAGAIN;
@ -661,7 +661,7 @@ int ubifs_garbage_collect(struct ubifs_info *c, int anyway)
}
/* We expect the write-buffer to be empty on entry */
ubifs_assert(!wbuf->used);
ubifs_assert(c, !wbuf->used);
for (i = 0; ; i++) {
int space_before, space_after;
@ -752,7 +752,7 @@ int ubifs_garbage_collect(struct ubifs_info *c, int anyway)
continue;
}
ubifs_assert(ret == LEB_RETAINED);
ubifs_assert(c, ret == LEB_RETAINED);
space_after = c->leb_size - wbuf->offs - wbuf->used;
dbg_gc("LEB %d retained, freed %d bytes", lp.lnum,
space_after - space_before);
@ -812,8 +812,8 @@ out_unlock:
return ret;
out:
ubifs_assert(ret < 0);
ubifs_assert(ret != -ENOSPC && ret != -EAGAIN);
ubifs_assert(c, ret < 0);
ubifs_assert(c, ret != -ENOSPC && ret != -EAGAIN);
ubifs_wbuf_sync_nolock(wbuf);
ubifs_ro_mode(c, ret);
mutex_unlock(&wbuf->io_mutex);
@ -848,8 +848,8 @@ int ubifs_gc_start_commit(struct ubifs_info *c)
lp = ubifs_fast_find_freeable(c);
if (!lp)
break;
ubifs_assert(!(lp->flags & LPROPS_TAKEN));
ubifs_assert(!(lp->flags & LPROPS_INDEX));
ubifs_assert(c, !(lp->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lp->flags & LPROPS_INDEX));
err = ubifs_leb_unmap(c, lp->lnum);
if (err)
goto out;
@ -858,8 +858,8 @@ int ubifs_gc_start_commit(struct ubifs_info *c)
err = PTR_ERR(lp);
goto out;
}
ubifs_assert(!(lp->flags & LPROPS_TAKEN));
ubifs_assert(!(lp->flags & LPROPS_INDEX));
ubifs_assert(c, !(lp->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lp->flags & LPROPS_INDEX));
}
/* Mark GC'd index LEBs OK to unmap after this commit finishes */
@ -880,8 +880,8 @@ int ubifs_gc_start_commit(struct ubifs_info *c)
err = -ENOMEM;
goto out;
}
ubifs_assert(!(lp->flags & LPROPS_TAKEN));
ubifs_assert(lp->flags & LPROPS_INDEX);
ubifs_assert(c, !(lp->flags & LPROPS_TAKEN));
ubifs_assert(c, lp->flags & LPROPS_INDEX);
/* Don't release the LEB until after the next commit */
flags = (lp->flags | LPROPS_TAKEN) ^ LPROPS_INDEX;
lp = ubifs_change_lp(c, lp, c->leb_size, 0, flags, 1);
@ -890,8 +890,8 @@ int ubifs_gc_start_commit(struct ubifs_info *c)
kfree(idx_gc);
goto out;
}
ubifs_assert(lp->flags & LPROPS_TAKEN);
ubifs_assert(!(lp->flags & LPROPS_INDEX));
ubifs_assert(c, lp->flags & LPROPS_TAKEN);
ubifs_assert(c, !(lp->flags & LPROPS_INDEX));
idx_gc->lnum = lp->lnum;
idx_gc->unmap = 1;
list_add(&idx_gc->list, &c->idx_gc);

97
fs/ubifs/io.c
View File

@ -119,7 +119,7 @@ int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
@ -139,7 +139,7 @@ int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len)
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
@ -159,7 +159,7 @@ int ubifs_leb_unmap(struct ubifs_info *c, int lnum)
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
@ -178,7 +178,7 @@ int ubifs_leb_map(struct ubifs_info *c, int lnum)
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
@ -241,8 +241,8 @@ int ubifs_check_node(const struct ubifs_info *c, const void *buf, int lnum,
uint32_t crc, node_crc, magic;
const struct ubifs_ch *ch = buf;
ubifs_assert(lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(!(offs & 7) && offs < c->leb_size);
ubifs_assert(c, lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(c, !(offs & 7) && offs < c->leb_size);
magic = le32_to_cpu(ch->magic);
if (magic != UBIFS_NODE_MAGIC) {
@ -319,7 +319,7 @@ void ubifs_pad(const struct ubifs_info *c, void *buf, int pad)
{
uint32_t crc;
ubifs_assert(pad >= 0 && !(pad & 7));
ubifs_assert(c, pad >= 0 && !(pad & 7));
if (pad >= UBIFS_PAD_NODE_SZ) {
struct ubifs_ch *ch = buf;
@ -382,7 +382,7 @@ void ubifs_prepare_node(struct ubifs_info *c, void *node, int len, int pad)
struct ubifs_ch *ch = node;
unsigned long long sqnum = next_sqnum(c);
ubifs_assert(len >= UBIFS_CH_SZ);
ubifs_assert(c, len >= UBIFS_CH_SZ);
ch->magic = cpu_to_le32(UBIFS_NODE_MAGIC);
ch->len = cpu_to_le32(len);
@ -415,7 +415,7 @@ void ubifs_prep_grp_node(struct ubifs_info *c, void *node, int len, int last)
struct ubifs_ch *ch = node;
unsigned long long sqnum = next_sqnum(c);
ubifs_assert(len >= UBIFS_CH_SZ);
ubifs_assert(c, len >= UBIFS_CH_SZ);
ch->magic = cpu_to_le32(UBIFS_NODE_MAGIC);
ch->len = cpu_to_le32(len);
@ -448,9 +448,10 @@ static enum hrtimer_restart wbuf_timer_callback_nolock(struct hrtimer *timer)
/**
* new_wbuf_timer - start new write-buffer timer.
* @c: UBIFS file-system description object
* @wbuf: write-buffer descriptor
*/
static void new_wbuf_timer_nolock(struct ubifs_wbuf *wbuf)
static void new_wbuf_timer_nolock(struct ubifs_info *c, struct ubifs_wbuf *wbuf)
{
ktime_t softlimit = ms_to_ktime(dirty_writeback_interval * 10);
unsigned long long delta = dirty_writeback_interval;
@ -458,8 +459,8 @@ static void new_wbuf_timer_nolock(struct ubifs_wbuf *wbuf)
/* centi to milli, milli to nano, then 10% */
delta *= 10ULL * NSEC_PER_MSEC / 10ULL;
ubifs_assert(!hrtimer_active(&wbuf->timer));
ubifs_assert(delta <= ULONG_MAX);
ubifs_assert(c, !hrtimer_active(&wbuf->timer));
ubifs_assert(c, delta <= ULONG_MAX);
if (wbuf->no_timer)
return;
@ -508,14 +509,14 @@ int ubifs_wbuf_sync_nolock(struct ubifs_wbuf *wbuf)
dbg_io("LEB %d:%d, %d bytes, jhead %s",
wbuf->lnum, wbuf->offs, wbuf->used, dbg_jhead(wbuf->jhead));
ubifs_assert(!(wbuf->avail & 7));
ubifs_assert(wbuf->offs + wbuf->size <= c->leb_size);
ubifs_assert(wbuf->size >= c->min_io_size);
ubifs_assert(wbuf->size <= c->max_write_size);
ubifs_assert(wbuf->size % c->min_io_size == 0);
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !(wbuf->avail & 7));
ubifs_assert(c, wbuf->offs + wbuf->size <= c->leb_size);
ubifs_assert(c, wbuf->size >= c->min_io_size);
ubifs_assert(c, wbuf->size <= c->max_write_size);
ubifs_assert(c, wbuf->size % c->min_io_size == 0);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->leb_size - wbuf->offs >= c->max_write_size)
ubifs_assert(!((wbuf->offs + wbuf->size) % c->max_write_size));
ubifs_assert(c, !((wbuf->offs + wbuf->size) % c->max_write_size));
if (c->ro_error)
return -EROFS;
@ -576,11 +577,11 @@ int ubifs_wbuf_seek_nolock(struct ubifs_wbuf *wbuf, int lnum, int offs)
const struct ubifs_info *c = wbuf->c;
dbg_io("LEB %d:%d, jhead %s", lnum, offs, dbg_jhead(wbuf->jhead));
ubifs_assert(lnum >= 0 && lnum < c->leb_cnt);
ubifs_assert(offs >= 0 && offs <= c->leb_size);
ubifs_assert(offs % c->min_io_size == 0 && !(offs & 7));
ubifs_assert(lnum != wbuf->lnum);
ubifs_assert(wbuf->used == 0);
ubifs_assert(c, lnum >= 0 && lnum < c->leb_cnt);
ubifs_assert(c, offs >= 0 && offs <= c->leb_size);
ubifs_assert(c, offs % c->min_io_size == 0 && !(offs & 7));
ubifs_assert(c, lnum != wbuf->lnum);
ubifs_assert(c, wbuf->used == 0);
spin_lock(&wbuf->lock);
wbuf->lnum = lnum;
@ -610,7 +611,7 @@ int ubifs_bg_wbufs_sync(struct ubifs_info *c)
{
int err, i;
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (!c->need_wbuf_sync)
return 0;
c->need_wbuf_sync = 0;
@ -686,18 +687,18 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
dbg_io("%d bytes (%s) to jhead %s wbuf at LEB %d:%d", len,
dbg_ntype(((struct ubifs_ch *)buf)->node_type),
dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs + wbuf->used);
ubifs_assert(len > 0 && wbuf->lnum >= 0 && wbuf->lnum < c->leb_cnt);
ubifs_assert(wbuf->offs >= 0 && wbuf->offs % c->min_io_size == 0);
ubifs_assert(!(wbuf->offs & 7) && wbuf->offs <= c->leb_size);
ubifs_assert(wbuf->avail > 0 && wbuf->avail <= wbuf->size);
ubifs_assert(wbuf->size >= c->min_io_size);
ubifs_assert(wbuf->size <= c->max_write_size);
ubifs_assert(wbuf->size % c->min_io_size == 0);
ubifs_assert(mutex_is_locked(&wbuf->io_mutex));
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(!c->space_fixup);
ubifs_assert(c, len > 0 && wbuf->lnum >= 0 && wbuf->lnum < c->leb_cnt);
ubifs_assert(c, wbuf->offs >= 0 && wbuf->offs % c->min_io_size == 0);
ubifs_assert(c, !(wbuf->offs & 7) && wbuf->offs <= c->leb_size);
ubifs_assert(c, wbuf->avail > 0 && wbuf->avail <= wbuf->size);
ubifs_assert(c, wbuf->size >= c->min_io_size);
ubifs_assert(c, wbuf->size <= c->max_write_size);
ubifs_assert(c, wbuf->size % c->min_io_size == 0);
ubifs_assert(c, mutex_is_locked(&wbuf->io_mutex));
ubifs_assert(c, !c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->space_fixup);
if (c->leb_size - wbuf->offs >= c->max_write_size)
ubifs_assert(!((wbuf->offs + wbuf->size) % c->max_write_size));
ubifs_assert(c, !((wbuf->offs + wbuf->size) % c->max_write_size));
if (c->leb_size - wbuf->offs - wbuf->used < aligned_len) {
err = -ENOSPC;
@ -834,7 +835,7 @@ exit:
}
if (wbuf->used)
new_wbuf_timer_nolock(wbuf);
new_wbuf_timer_nolock(c, wbuf);
return 0;
@ -869,10 +870,10 @@ int ubifs_write_node(struct ubifs_info *c, void *buf, int len, int lnum,
dbg_io("LEB %d:%d, %s, length %d (aligned %d)",
lnum, offs, dbg_ntype(((struct ubifs_ch *)buf)->node_type), len,
buf_len);
ubifs_assert(lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(offs % c->min_io_size == 0 && offs < c->leb_size);
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(!c->space_fixup);
ubifs_assert(c, lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(c, offs % c->min_io_size == 0 && offs < c->leb_size);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->space_fixup);
if (c->ro_error)
return -EROFS;
@ -909,9 +910,9 @@ int ubifs_read_node_wbuf(struct ubifs_wbuf *wbuf, void *buf, int type, int len,
dbg_io("LEB %d:%d, %s, length %d, jhead %s", lnum, offs,
dbg_ntype(type), len, dbg_jhead(wbuf->jhead));
ubifs_assert(wbuf && lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(!(offs & 7) && offs < c->leb_size);
ubifs_assert(type >= 0 && type < UBIFS_NODE_TYPES_CNT);
ubifs_assert(c, wbuf && lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(c, !(offs & 7) && offs < c->leb_size);
ubifs_assert(c, type >= 0 && type < UBIFS_NODE_TYPES_CNT);
spin_lock(&wbuf->lock);
overlap = (lnum == wbuf->lnum && offs + len > wbuf->offs);
@ -984,10 +985,10 @@ int ubifs_read_node(const struct ubifs_info *c, void *buf, int type, int len,
struct ubifs_ch *ch = buf;
dbg_io("LEB %d:%d, %s, length %d", lnum, offs, dbg_ntype(type), len);
ubifs_assert(lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(len >= UBIFS_CH_SZ && offs + len <= c->leb_size);
ubifs_assert(!(offs & 7) && offs < c->leb_size);
ubifs_assert(type >= 0 && type < UBIFS_NODE_TYPES_CNT);
ubifs_assert(c, lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(c, len >= UBIFS_CH_SZ && offs + len <= c->leb_size);
ubifs_assert(c, !(offs & 7) && offs < c->leb_size);
ubifs_assert(c, type >= 0 && type < UBIFS_NODE_TYPES_CNT);
err = ubifs_leb_read(c, lnum, buf, offs, len, 0);
if (err && err != -EBADMSG)

52
fs/ubifs/journal.c
View File

@ -111,7 +111,7 @@ static int reserve_space(struct ubifs_info *c, int jhead, int len)
* better to try to allocate space at the ends of eraseblocks. This is
* what the squeeze parameter does.
*/
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
squeeze = (jhead == BASEHD);
again:
mutex_lock_nested(&wbuf->io_mutex, wbuf->jhead);
@ -215,7 +215,7 @@ out_unlock:
out_return:
/* An error occurred and the LEB has to be returned to lprops */
ubifs_assert(err < 0);
ubifs_assert(c, err < 0);
err1 = ubifs_return_leb(c, lnum);
if (err1 && err == -EAGAIN)
/*
@ -246,7 +246,7 @@ static int write_node(struct ubifs_info *c, int jhead, void *node, int len,
{
struct ubifs_wbuf *wbuf = &c->jheads[jhead].wbuf;
ubifs_assert(jhead != GCHD);
ubifs_assert(c, jhead != GCHD);
*lnum = c->jheads[jhead].wbuf.lnum;
*offs = c->jheads[jhead].wbuf.offs + c->jheads[jhead].wbuf.used;
@ -278,7 +278,7 @@ static int write_head(struct ubifs_info *c, int jhead, void *buf, int len,
int err;
struct ubifs_wbuf *wbuf = &c->jheads[jhead].wbuf;
ubifs_assert(jhead != GCHD);
ubifs_assert(c, jhead != GCHD);
*lnum = c->jheads[jhead].wbuf.lnum;
*offs = c->jheads[jhead].wbuf.offs + c->jheads[jhead].wbuf.used;
@ -549,7 +549,7 @@ int ubifs_jnl_update(struct ubifs_info *c, const struct inode *dir,
struct ubifs_ino_node *ino;
union ubifs_key dent_key, ino_key;
ubifs_assert(mutex_is_locked(&host_ui->ui_mutex));
ubifs_assert(c, mutex_is_locked(&host_ui->ui_mutex));
dlen = UBIFS_DENT_NODE_SZ + fname_len(nm) + 1;
ilen = UBIFS_INO_NODE_SZ;
@ -713,7 +713,7 @@ int ubifs_jnl_write_data(struct ubifs_info *c, const struct inode *inode,
dbg_jnlk(key, "ino %lu, blk %u, len %d, key ",
(unsigned long)key_inum(c, key), key_block(c, key), len);
ubifs_assert(len <= UBIFS_BLOCK_SIZE);
ubifs_assert(c, len <= UBIFS_BLOCK_SIZE);
if (encrypted)
dlen += UBIFS_CIPHER_BLOCK_SIZE;
@ -744,7 +744,7 @@ int ubifs_jnl_write_data(struct ubifs_info *c, const struct inode *inode,
out_len = compr_len = dlen - UBIFS_DATA_NODE_SZ;
ubifs_compress(c, buf, len, &data->data, &compr_len, &compr_type);
ubifs_assert(compr_len <= UBIFS_BLOCK_SIZE);
ubifs_assert(c, compr_len <= UBIFS_BLOCK_SIZE);
if (encrypted) {
err = ubifs_encrypt(inode, data, compr_len, &out_len, key_block(c, key));
@ -904,7 +904,7 @@ int ubifs_jnl_delete_inode(struct ubifs_info *c, const struct inode *inode)
int err;
struct ubifs_inode *ui = ubifs_inode(inode);
ubifs_assert(inode->i_nlink == 0);
ubifs_assert(c, inode->i_nlink == 0);
if (ui->del_cmtno != c->cmt_no)
/* A commit happened for sure */
@ -959,10 +959,10 @@ int ubifs_jnl_xrename(struct ubifs_info *c, const struct inode *fst_dir,
int twoparents = (fst_dir != snd_dir);
void *p;
ubifs_assert(ubifs_inode(fst_dir)->data_len == 0);
ubifs_assert(ubifs_inode(snd_dir)->data_len == 0);
ubifs_assert(mutex_is_locked(&ubifs_inode(fst_dir)->ui_mutex));
ubifs_assert(mutex_is_locked(&ubifs_inode(snd_dir)->ui_mutex));
ubifs_assert(c, ubifs_inode(fst_dir)->data_len == 0);
ubifs_assert(c, ubifs_inode(snd_dir)->data_len == 0);
ubifs_assert(c, mutex_is_locked(&ubifs_inode(fst_dir)->ui_mutex));
ubifs_assert(c, mutex_is_locked(&ubifs_inode(snd_dir)->ui_mutex));
dlen1 = UBIFS_DENT_NODE_SZ + fname_len(snd_nm) + 1;
dlen2 = UBIFS_DENT_NODE_SZ + fname_len(fst_nm) + 1;
@ -1102,16 +1102,16 @@ int ubifs_jnl_rename(struct ubifs_info *c, const struct inode *old_dir,
int move = (old_dir != new_dir);
struct ubifs_inode *uninitialized_var(new_ui);
ubifs_assert(ubifs_inode(old_dir)->data_len == 0);
ubifs_assert(ubifs_inode(new_dir)->data_len == 0);
ubifs_assert(mutex_is_locked(&ubifs_inode(old_dir)->ui_mutex));
ubifs_assert(mutex_is_locked(&ubifs_inode(new_dir)->ui_mutex));
ubifs_assert(c, ubifs_inode(old_dir)->data_len == 0);
ubifs_assert(c, ubifs_inode(new_dir)->data_len == 0);
ubifs_assert(c, mutex_is_locked(&ubifs_inode(old_dir)->ui_mutex));
ubifs_assert(c, mutex_is_locked(&ubifs_inode(new_dir)->ui_mutex));
dlen1 = UBIFS_DENT_NODE_SZ + fname_len(new_nm) + 1;
dlen2 = UBIFS_DENT_NODE_SZ + fname_len(old_nm) + 1;
if (new_inode) {
new_ui = ubifs_inode(new_inode);
ubifs_assert(mutex_is_locked(&new_ui->ui_mutex));
ubifs_assert(c, mutex_is_locked(&new_ui->ui_mutex));
ilen = UBIFS_INO_NODE_SZ;
if (!last_reference)
ilen += new_ui->data_len;
@ -1324,7 +1324,7 @@ static int truncate_data_node(const struct ubifs_info *c, const struct inode *in
dn->compr_size = 0;
}
ubifs_assert(out_len <= UBIFS_BLOCK_SIZE);
ubifs_assert(c, out_len <= UBIFS_BLOCK_SIZE);
dn->compr_type = cpu_to_le16(compr_type);
dn->size = cpu_to_le32(*new_len);
*new_len = UBIFS_DATA_NODE_SZ + out_len;
@ -1363,9 +1363,9 @@ int ubifs_jnl_truncate(struct ubifs_info *c, const struct inode *inode,
dbg_jnl("ino %lu, size %lld -> %lld",
(unsigned long)inum, old_size, new_size);
ubifs_assert(!ui->data_len);
ubifs_assert(S_ISREG(inode->i_mode));
ubifs_assert(mutex_is_locked(&ui->ui_mutex));
ubifs_assert(c, !ui->data_len);
ubifs_assert(c, S_ISREG(inode->i_mode));
ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));
sz = UBIFS_TRUN_NODE_SZ + UBIFS_INO_NODE_SZ +
UBIFS_MAX_DATA_NODE_SZ * WORST_COMPR_FACTOR;
@ -1502,8 +1502,8 @@ int ubifs_jnl_delete_xattr(struct ubifs_info *c, const struct inode *host,
int sync = IS_DIRSYNC(host);
struct ubifs_inode *host_ui = ubifs_inode(host);
ubifs_assert(inode->i_nlink == 0);
ubifs_assert(mutex_is_locked(&host_ui->ui_mutex));
ubifs_assert(c, inode->i_nlink == 0);
ubifs_assert(c, mutex_is_locked(&host_ui->ui_mutex));
/*
* Since we are deleting the inode, we do not bother to attach any data
@ -1612,9 +1612,9 @@ int ubifs_jnl_change_xattr(struct ubifs_info *c, const struct inode *inode,
int sync = IS_DIRSYNC(host);
dbg_jnl("ino %lu, ino %lu", host->i_ino, inode->i_ino);
ubifs_assert(host->i_nlink > 0);
ubifs_assert(inode->i_nlink > 0);
ubifs_assert(mutex_is_locked(&host_ui->ui_mutex));
ubifs_assert(c, host->i_nlink > 0);
ubifs_assert(c, inode->i_nlink > 0);
ubifs_assert(c, mutex_is_locked(&host_ui->ui_mutex));
len1 = UBIFS_INO_NODE_SZ + host_ui->data_len;
len2 = UBIFS_INO_NODE_SZ + ubifs_inode(inode)->data_len;

14
fs/ubifs/key.h
View File

@ -161,8 +161,8 @@ static inline void dent_key_init(const struct ubifs_info *c,
{
uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm));
ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
ubifs_assert(!nm->hash && !nm->minor_hash);
ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK));
ubifs_assert(c, !nm->hash && !nm->minor_hash);
key->u32[0] = inum;
key->u32[1] = hash | (UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS);
}
@ -179,7 +179,7 @@ static inline void dent_key_init_hash(const struct ubifs_info *c,
union ubifs_key *key, ino_t inum,
uint32_t hash)
{
ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK));
key->u32[0] = inum;
key->u32[1] = hash | (UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS);
}
@ -198,7 +198,7 @@ static inline void dent_key_init_flash(const struct ubifs_info *c, void *k,
union ubifs_key *key = k;
uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm));
ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK));
key->j32[0] = cpu_to_le32(inum);
key->j32[1] = cpu_to_le32(hash |
(UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS));
@ -231,7 +231,7 @@ static inline void xent_key_init(const struct ubifs_info *c,
{
uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm));
ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK));
key->u32[0] = inum;
key->u32[1] = hash | (UBIFS_XENT_KEY << UBIFS_S_KEY_HASH_BITS);
}
@ -249,7 +249,7 @@ static inline void xent_key_init_flash(const struct ubifs_info *c, void *k,
union ubifs_key *key = k;
uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm));
ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK));
key->j32[0] = cpu_to_le32(inum);
key->j32[1] = cpu_to_le32(hash |
(UBIFS_XENT_KEY << UBIFS_S_KEY_HASH_BITS));
@ -280,7 +280,7 @@ static inline void data_key_init(const struct ubifs_info *c,
union ubifs_key *key, ino_t inum,
unsigned int block)
{
ubifs_assert(!(block & ~UBIFS_S_KEY_BLOCK_MASK));
ubifs_assert(c, !(block & ~UBIFS_S_KEY_BLOCK_MASK));
key->u32[0] = inum;
key->u32[1] = block | (UBIFS_DATA_KEY << UBIFS_S_KEY_BLOCK_BITS);
}

12
fs/ubifs/log.c
View File

@ -132,7 +132,7 @@ void ubifs_add_bud(struct ubifs_info *c, struct ubifs_bud *bud)
while (*p) {
parent = *p;
b = rb_entry(parent, struct ubifs_bud, rb);
ubifs_assert(bud->lnum != b->lnum);
ubifs_assert(c, bud->lnum != b->lnum);
if (bud->lnum < b->lnum)
p = &(*p)->rb_left;
else
@ -145,7 +145,7 @@ void ubifs_add_bud(struct ubifs_info *c, struct ubifs_bud *bud)
jhead = &c->jheads[bud->jhead];
list_add_tail(&bud->list, &jhead->buds_list);
} else
ubifs_assert(c->replaying && c->ro_mount);
ubifs_assert(c, c->replaying && c->ro_mount);
/*
* Note, although this is a new bud, we anyway account this space now,
@ -189,7 +189,7 @@ int ubifs_add_bud_to_log(struct ubifs_info *c, int jhead, int lnum, int offs)
}
mutex_lock(&c->log_mutex);
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error) {
err = -EROFS;
goto out_unlock;
@ -244,7 +244,7 @@ int ubifs_add_bud_to_log(struct ubifs_info *c, int jhead, int lnum, int offs)
if (c->lhead_offs > c->leb_size - c->ref_node_alsz) {
c->lhead_lnum = ubifs_next_log_lnum(c, c->lhead_lnum);
ubifs_assert(c->lhead_lnum != c->ltail_lnum);
ubifs_assert(c, c->lhead_lnum != c->ltail_lnum);
c->lhead_offs = 0;
}
@ -301,7 +301,7 @@ static void remove_buds(struct ubifs_info *c)
{
struct rb_node *p;
ubifs_assert(list_empty(&c->old_buds));
ubifs_assert(c, list_empty(&c->old_buds));
c->cmt_bud_bytes = 0;
spin_lock(&c->buds_lock);
p = rb_first(&c->buds);
@ -409,7 +409,7 @@ int ubifs_log_start_commit(struct ubifs_info *c, int *ltail_lnum)
/* Switch to the next log LEB */
if (c->lhead_offs) {
c->lhead_lnum = ubifs_next_log_lnum(c, c->lhead_lnum);
ubifs_assert(c->lhead_lnum != c->ltail_lnum);
ubifs_assert(c, c->lhead_lnum != c->ltail_lnum);
c->lhead_offs = 0;
}

86
fs/ubifs/lprops.c
View File

@ -187,9 +187,9 @@ static int add_to_lpt_heap(struct ubifs_info *c, struct ubifs_lprops *lprops,
/* Compare to some other LEB on the bottom of heap */
/* Pick a position kind of randomly */
cpos = (((size_t)lprops >> 4) & b) + b;
ubifs_assert(cpos >= b);
ubifs_assert(cpos < LPT_HEAP_SZ);
ubifs_assert(cpos < heap->cnt);
ubifs_assert(c, cpos >= b);
ubifs_assert(c, cpos < LPT_HEAP_SZ);
ubifs_assert(c, cpos < heap->cnt);
val1 = get_heap_comp_val(lprops, cat);
val2 = get_heap_comp_val(heap->arr[cpos], cat);
@ -230,8 +230,8 @@ static void remove_from_lpt_heap(struct ubifs_info *c,
int hpos = lprops->hpos;
heap = &c->lpt_heap[cat - 1];
ubifs_assert(hpos >= 0 && hpos < heap->cnt);
ubifs_assert(heap->arr[hpos] == lprops);
ubifs_assert(c, hpos >= 0 && hpos < heap->cnt);
ubifs_assert(c, heap->arr[hpos] == lprops);
heap->cnt -= 1;
if (hpos < heap->cnt) {
heap->arr[hpos] = heap->arr[heap->cnt];
@ -296,13 +296,13 @@ void ubifs_add_to_cat(struct ubifs_info *c, struct ubifs_lprops *lprops,
list_add(&lprops->list, &c->frdi_idx_list);
break;
default:
ubifs_assert(0);
ubifs_assert(c, 0);
}
lprops->flags &= ~LPROPS_CAT_MASK;
lprops->flags |= cat;
c->in_a_category_cnt += 1;
ubifs_assert(c->in_a_category_cnt <= c->main_lebs);
ubifs_assert(c, c->in_a_category_cnt <= c->main_lebs);
}
/**
@ -324,20 +324,20 @@ static void ubifs_remove_from_cat(struct ubifs_info *c,
break;
case LPROPS_FREEABLE:
c->freeable_cnt -= 1;
ubifs_assert(c->freeable_cnt >= 0);
ubifs_assert(c, c->freeable_cnt >= 0);
/* Fall through */
case LPROPS_UNCAT:
case LPROPS_EMPTY:
case LPROPS_FRDI_IDX:
ubifs_assert(!list_empty(&lprops->list));
ubifs_assert(c, !list_empty(&lprops->list));
list_del(&lprops->list);
break;
default:
ubifs_assert(0);
ubifs_assert(c, 0);
}
c->in_a_category_cnt -= 1;
ubifs_assert(c->in_a_category_cnt >= 0);
ubifs_assert(c, c->in_a_category_cnt >= 0);
}
/**
@ -369,7 +369,7 @@ void ubifs_replace_cat(struct ubifs_info *c, struct ubifs_lprops *old_lprops,
list_replace(&old_lprops->list, &new_lprops->list);
break;
default:
ubifs_assert(0);
ubifs_assert(c, 0);
}
}
@ -412,7 +412,7 @@ int ubifs_categorize_lprops(const struct ubifs_info *c,
return LPROPS_UNCAT;
if (lprops->free == c->leb_size) {
ubifs_assert(!(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, !(lprops->flags & LPROPS_INDEX));
return LPROPS_EMPTY;
}
@ -478,7 +478,7 @@ static void change_category(struct ubifs_info *c, struct ubifs_lprops *lprops)
*/
int ubifs_calc_dark(const struct ubifs_info *c, int spc)
{
ubifs_assert(!(spc & 7));
ubifs_assert(c, !(spc & 7));
if (spc < c->dark_wm)
return spc;
@ -543,27 +543,27 @@ const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c,
dbg_lp("LEB %d, free %d, dirty %d, flags %d",
lprops->lnum, free, dirty, flags);
ubifs_assert(mutex_is_locked(&c->lp_mutex));
ubifs_assert(c->lst.empty_lebs >= 0 &&
ubifs_assert(c, mutex_is_locked(&c->lp_mutex));
ubifs_assert(c, c->lst.empty_lebs >= 0 &&
c->lst.empty_lebs <= c->main_lebs);
ubifs_assert(c->freeable_cnt >= 0);
ubifs_assert(c->freeable_cnt <= c->main_lebs);
ubifs_assert(c->lst.taken_empty_lebs >= 0);
ubifs_assert(c->lst.taken_empty_lebs <= c->lst.empty_lebs);
ubifs_assert(!(c->lst.total_free & 7) && !(c->lst.total_dirty & 7));
ubifs_assert(!(c->lst.total_dead & 7) && !(c->lst.total_dark & 7));
ubifs_assert(!(c->lst.total_used & 7));
ubifs_assert(free == LPROPS_NC || free >= 0);
ubifs_assert(dirty == LPROPS_NC || dirty >= 0);
ubifs_assert(c, c->freeable_cnt >= 0);
ubifs_assert(c, c->freeable_cnt <= c->main_lebs);
ubifs_assert(c, c->lst.taken_empty_lebs >= 0);
ubifs_assert(c, c->lst.taken_empty_lebs <= c->lst.empty_lebs);
ubifs_assert(c, !(c->lst.total_free & 7) && !(c->lst.total_dirty & 7));
ubifs_assert(c, !(c->lst.total_dead & 7) && !(c->lst.total_dark & 7));
ubifs_assert(c, !(c->lst.total_used & 7));
ubifs_assert(c, free == LPROPS_NC || free >= 0);
ubifs_assert(c, dirty == LPROPS_NC || dirty >= 0);
if (!is_lprops_dirty(c, lprops)) {
lprops = ubifs_lpt_lookup_dirty(c, lprops->lnum);
if (IS_ERR(lprops))
return lprops;
} else
ubifs_assert(lprops == ubifs_lpt_lookup_dirty(c, lprops->lnum));
ubifs_assert(c, lprops == ubifs_lpt_lookup_dirty(c, lprops->lnum));
ubifs_assert(!(lprops->free & 7) && !(lprops->dirty & 7));
ubifs_assert(c, !(lprops->free & 7) && !(lprops->dirty & 7));
spin_lock(&c->space_lock);
if ((lprops->flags & LPROPS_TAKEN) && lprops->free == c->leb_size)
@ -768,15 +768,15 @@ const struct ubifs_lprops *ubifs_fast_find_free(struct ubifs_info *c)
struct ubifs_lprops *lprops;
struct ubifs_lpt_heap *heap;
ubifs_assert(mutex_is_locked(&c->lp_mutex));
ubifs_assert(c, mutex_is_locked(&c->lp_mutex));
heap = &c->lpt_heap[LPROPS_FREE - 1];
if (heap->cnt == 0)
return NULL;
lprops = heap->arr[0];
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert(!(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lprops->flags & LPROPS_INDEX));
return lprops;
}
@ -791,15 +791,15 @@ const struct ubifs_lprops *ubifs_fast_find_empty(struct ubifs_info *c)
{
struct ubifs_lprops *lprops;
ubifs_assert(mutex_is_locked(&c->lp_mutex));
ubifs_assert(c, mutex_is_locked(&c->lp_mutex));
if (list_empty(&c->empty_list))
return NULL;
lprops = list_entry(c->empty_list.next, struct ubifs_lprops, list);
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert(!(lprops->flags & LPROPS_INDEX));
ubifs_assert(lprops->free == c->leb_size);
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, lprops->free == c->leb_size);
return lprops;
}
@ -814,16 +814,16 @@ const struct ubifs_lprops *ubifs_fast_find_freeable(struct ubifs_info *c)
{
struct ubifs_lprops *lprops;
ubifs_assert(mutex_is_locked(&c->lp_mutex));
ubifs_assert(c, mutex_is_locked(&c->lp_mutex));
if (list_empty(&c->freeable_list))
return NULL;
lprops = list_entry(c->freeable_list.next, struct ubifs_lprops, list);
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert(!(lprops->flags & LPROPS_INDEX));
ubifs_assert(lprops->free + lprops->dirty == c->leb_size);
ubifs_assert(c->freeable_cnt > 0);
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, !(lprops->flags & LPROPS_INDEX));
ubifs_assert(c, lprops->free + lprops->dirty == c->leb_size);
ubifs_assert(c, c->freeable_cnt > 0);
return lprops;
}
@ -838,15 +838,15 @@ const struct ubifs_lprops *ubifs_fast_find_frdi_idx(struct ubifs_info *c)
{
struct ubifs_lprops *lprops;
ubifs_assert(mutex_is_locked(&c->lp_mutex));
ubifs_assert(c, mutex_is_locked(&c->lp_mutex));
if (list_empty(&c->frdi_idx_list))
return NULL;
lprops = list_entry(c->frdi_idx_list.next, struct ubifs_lprops, list);
ubifs_assert(!(lprops->flags & LPROPS_TAKEN));
ubifs_assert((lprops->flags & LPROPS_INDEX));
ubifs_assert(lprops->free + lprops->dirty == c->leb_size);
ubifs_assert(c, !(lprops->flags & LPROPS_TAKEN));
ubifs_assert(c, (lprops->flags & LPROPS_INDEX));
ubifs_assert(c, lprops->free + lprops->dirty == c->leb_size);
return lprops;
}

112
fs/ubifs/lpt.c
View File

@ -225,21 +225,22 @@ static int calc_dflt_lpt_geom(struct ubifs_info *c, int *main_lebs,
/**
* pack_bits - pack bit fields end-to-end.
* @c: UBIFS file-system description object
* @addr: address at which to pack (passed and next address returned)
* @pos: bit position at which to pack (passed and next position returned)
* @val: value to pack
* @nrbits: number of bits of value to pack (1-32)
*/
static void pack_bits(uint8_t **addr, int *pos, uint32_t val, int nrbits)
static void pack_bits(const struct ubifs_info *c, uint8_t **addr, int *pos, uint32_t val, int nrbits)
{
uint8_t *p = *addr;
int b = *pos;
ubifs_assert(nrbits > 0);
ubifs_assert(nrbits <= 32);
ubifs_assert(*pos >= 0);
ubifs_assert(*pos < 8);
ubifs_assert((val >> nrbits) == 0 || nrbits == 32);
ubifs_assert(c, nrbits > 0);
ubifs_assert(c, nrbits <= 32);
ubifs_assert(c, *pos >= 0);
ubifs_assert(c, *pos < 8);
ubifs_assert(c, (val >> nrbits) == 0 || nrbits == 32);
if (b) {
*p |= ((uint8_t)val) << b;
nrbits += b;
@ -274,13 +275,14 @@ static void pack_bits(uint8_t **addr, int *pos, uint32_t val, int nrbits)
/**
* ubifs_unpack_bits - unpack bit fields.
* @c: UBIFS file-system description object
* @addr: address at which to unpack (passed and next address returned)
* @pos: bit position at which to unpack (passed and next position returned)
* @nrbits: number of bits of value to unpack (1-32)
*
* This functions returns the value unpacked.
*/
uint32_t ubifs_unpack_bits(uint8_t **addr, int *pos, int nrbits)
uint32_t ubifs_unpack_bits(const struct ubifs_info *c, uint8_t **addr, int *pos, int nrbits)
{
const int k = 32 - nrbits;
uint8_t *p = *addr;
@ -288,10 +290,10 @@ uint32_t ubifs_unpack_bits(uint8_t **addr, int *pos, int nrbits)
uint32_t uninitialized_var(val);
const int bytes = (nrbits + b + 7) >> 3;
ubifs_assert(nrbits > 0);
ubifs_assert(nrbits <= 32);
ubifs_assert(*pos >= 0);
ubifs_assert(*pos < 8);
ubifs_assert(c, nrbits > 0);
ubifs_assert(c, nrbits <= 32);
ubifs_assert(c, *pos >= 0);
ubifs_assert(c, *pos < 8);
if (b) {
switch (bytes) {
case 2:
@ -337,7 +339,7 @@ uint32_t ubifs_unpack_bits(uint8_t **addr, int *pos, int nrbits)
p += nrbits >> 3;
*addr = p;
*pos = b;
ubifs_assert((val >> nrbits) == 0 || nrbits - b == 32);
ubifs_assert(c, (val >> nrbits) == 0 || nrbits - b == 32);
return val;
}
@ -354,24 +356,24 @@ void ubifs_pack_pnode(struct ubifs_info *c, void *buf,
int i, pos = 0;
uint16_t crc;
pack_bits(&addr, &pos, UBIFS_LPT_PNODE, UBIFS_LPT_TYPE_BITS);
pack_bits(c, &addr, &pos, UBIFS_LPT_PNODE, UBIFS_LPT_TYPE_BITS);
if (c->big_lpt)
pack_bits(&addr, &pos, pnode->num, c->pcnt_bits);
pack_bits(c, &addr, &pos, pnode->num, c->pcnt_bits);
for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
pack_bits(&addr, &pos, pnode->lprops[i].free >> 3,
pack_bits(c, &addr, &pos, pnode->lprops[i].free >> 3,
c->space_bits);
pack_bits(&addr, &pos, pnode->lprops[i].dirty >> 3,
pack_bits(c, &addr, &pos, pnode->lprops[i].dirty >> 3,
c->space_bits);
if (pnode->lprops[i].flags & LPROPS_INDEX)
pack_bits(&addr, &pos, 1, 1);
pack_bits(c, &addr, &pos, 1, 1);
else
pack_bits(&addr, &pos, 0, 1);
pack_bits(c, &addr, &pos, 0, 1);
}
crc = crc16(-1, buf + UBIFS_LPT_CRC_BYTES,
c->pnode_sz - UBIFS_LPT_CRC_BYTES);
addr = buf;
pos = 0;
pack_bits(&addr, &pos, crc, UBIFS_LPT_CRC_BITS);
pack_bits(c, &addr, &pos, crc, UBIFS_LPT_CRC_BITS);
}
/**
@ -387,23 +389,23 @@ void ubifs_pack_nnode(struct ubifs_info *c, void *buf,
int i, pos = 0;
uint16_t crc;
pack_bits(&addr, &pos, UBIFS_LPT_NNODE, UBIFS_LPT_TYPE_BITS);
pack_bits(c, &addr, &pos, UBIFS_LPT_NNODE, UBIFS_LPT_TYPE_BITS);
if (c->big_lpt)
pack_bits(&addr, &pos, nnode->num, c->pcnt_bits);
pack_bits(c, &addr, &pos, nnode->num, c->pcnt_bits);
for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
int lnum = nnode->nbranch[i].lnum;
if (lnum == 0)
lnum = c->lpt_last + 1;
pack_bits(&addr, &pos, lnum - c->lpt_first, c->lpt_lnum_bits);
pack_bits(&addr, &pos, nnode->nbranch[i].offs,
pack_bits(c, &addr, &pos, lnum - c->lpt_first, c->lpt_lnum_bits);
pack_bits(c, &addr, &pos, nnode->nbranch[i].offs,
c->lpt_offs_bits);
}
crc = crc16(-1, buf + UBIFS_LPT_CRC_BYTES,
c->nnode_sz - UBIFS_LPT_CRC_BYTES);
addr = buf;
pos = 0;
pack_bits(&addr, &pos, crc, UBIFS_LPT_CRC_BITS);
pack_bits(c, &addr, &pos, crc, UBIFS_LPT_CRC_BITS);
}
/**
@ -419,16 +421,16 @@ void ubifs_pack_ltab(struct ubifs_info *c, void *buf,
int i, pos = 0;
uint16_t crc;
pack_bits(&addr, &pos, UBIFS_LPT_LTAB, UBIFS_LPT_TYPE_BITS);
pack_bits(c, &addr, &pos, UBIFS_LPT_LTAB, UBIFS_LPT_TYPE_BITS);
for (i = 0; i < c->lpt_lebs; i++) {
pack_bits(&addr, &pos, ltab[i].free, c->lpt_spc_bits);
pack_bits(&addr, &pos, ltab[i].dirty, c->lpt_spc_bits);
pack_bits(c, &addr, &pos, ltab[i].free, c->lpt_spc_bits);
pack_bits(c, &addr, &pos, ltab[i].dirty, c->lpt_spc_bits);
}
crc = crc16(-1, buf + UBIFS_LPT_CRC_BYTES,
c->ltab_sz - UBIFS_LPT_CRC_BYTES);
addr = buf;
pos = 0;
pack_bits(&addr, &pos, crc, UBIFS_LPT_CRC_BITS);
pack_bits(c, &addr, &pos, crc, UBIFS_LPT_CRC_BITS);
}
/**
@ -443,14 +445,14 @@ void ubifs_pack_lsave(struct ubifs_info *c, void *buf, int *lsave)
int i, pos = 0;
uint16_t crc;
pack_bits(&addr, &pos, UBIFS_LPT_LSAVE, UBIFS_LPT_TYPE_BITS);
pack_bits(c, &addr, &pos, UBIFS_LPT_LSAVE, UBIFS_LPT_TYPE_BITS);
for (i = 0; i < c->lsave_cnt; i++)
pack_bits(&addr, &pos, lsave[i], c->lnum_bits);
pack_bits(c, &addr, &pos, lsave[i], c->lnum_bits);
crc = crc16(-1, buf + UBIFS_LPT_CRC_BYTES,
c->lsave_sz - UBIFS_LPT_CRC_BYTES);
addr = buf;
pos = 0;
pack_bits(&addr, &pos, crc, UBIFS_LPT_CRC_BITS);
pack_bits(c, &addr, &pos, crc, UBIFS_LPT_CRC_BITS);
}
/**
@ -465,7 +467,7 @@ void ubifs_add_lpt_dirt(struct ubifs_info *c, int lnum, int dirty)
return;
dbg_lp("LEB %d add %d to %d",
lnum, dirty, c->ltab[lnum - c->lpt_first].dirty);
ubifs_assert(lnum >= c->lpt_first && lnum <= c->lpt_last);
ubifs_assert(c, lnum >= c->lpt_first && lnum <= c->lpt_last);
c->ltab[lnum - c->lpt_first].dirty += dirty;
}
@ -481,7 +483,7 @@ static void set_ltab(struct ubifs_info *c, int lnum, int free, int dirty)
dbg_lp("LEB %d free %d dirty %d to %d %d",
lnum, c->ltab[lnum - c->lpt_first].free,
c->ltab[lnum - c->lpt_first].dirty, free, dirty);
ubifs_assert(lnum >= c->lpt_first && lnum <= c->lpt_last);
ubifs_assert(c, lnum >= c->lpt_first && lnum <= c->lpt_last);
c->ltab[lnum - c->lpt_first].free = free;
c->ltab[lnum - c->lpt_first].dirty = dirty;
}
@ -639,7 +641,7 @@ int ubifs_create_dflt_lpt(struct ubifs_info *c, int *main_lebs, int lpt_first,
goto out;
}
ubifs_assert(!c->ltab);
ubifs_assert(c, !c->ltab);
c->ltab = ltab; /* Needed by set_ltab */
/* Initialize LPT's own lprops */
@ -918,7 +920,7 @@ static int check_lpt_crc(const struct ubifs_info *c, void *buf, int len)
uint8_t *addr = buf;
uint16_t crc, calc_crc;
crc = ubifs_unpack_bits(&addr, &pos, UBIFS_LPT_CRC_BITS);
crc = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_CRC_BITS);
calc_crc = crc16(-1, buf + UBIFS_LPT_CRC_BYTES,
len - UBIFS_LPT_CRC_BYTES);
if (crc != calc_crc) {
@ -944,7 +946,7 @@ static int check_lpt_type(const struct ubifs_info *c, uint8_t **addr,
{
int node_type;
node_type = ubifs_unpack_bits(addr, pos, UBIFS_LPT_TYPE_BITS);
node_type = ubifs_unpack_bits(c, addr, pos, UBIFS_LPT_TYPE_BITS);
if (node_type != type) {
ubifs_err(c, "invalid type (%d) in LPT node type %d",
node_type, type);
@ -972,16 +974,16 @@ static int unpack_pnode(const struct ubifs_info *c, void *buf,
if (err)
return err;
if (c->big_lpt)
pnode->num = ubifs_unpack_bits(&addr, &pos, c->pcnt_bits);
pnode->num = ubifs_unpack_bits(c, &addr, &pos, c->pcnt_bits);
for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
struct ubifs_lprops * const lprops = &pnode->lprops[i];
lprops->free = ubifs_unpack_bits(&addr, &pos, c->space_bits);
lprops->free = ubifs_unpack_bits(c, &addr, &pos, c->space_bits);
lprops->free <<= 3;
lprops->dirty = ubifs_unpack_bits(&addr, &pos, c->space_bits);
lprops->dirty = ubifs_unpack_bits(c, &addr, &pos, c->space_bits);
lprops->dirty <<= 3;
if (ubifs_unpack_bits(&addr, &pos, 1))
if (ubifs_unpack_bits(c, &addr, &pos, 1))
lprops->flags = LPROPS_INDEX;
else
lprops->flags = 0;
@ -1009,16 +1011,16 @@ int ubifs_unpack_nnode(const struct ubifs_info *c, void *buf,
if (err)
return err;
if (c->big_lpt)
nnode->num = ubifs_unpack_bits(&addr, &pos, c->pcnt_bits);
nnode->num = ubifs_unpack_bits(c, &addr, &pos, c->pcnt_bits);
for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
int lnum;
lnum = ubifs_unpack_bits(&addr, &pos, c->lpt_lnum_bits) +
lnum = ubifs_unpack_bits(c, &addr, &pos, c->lpt_lnum_bits) +
c->lpt_first;
if (lnum == c->lpt_last + 1)
lnum = 0;
nnode->nbranch[i].lnum = lnum;
nnode->nbranch[i].offs = ubifs_unpack_bits(&addr, &pos,
nnode->nbranch[i].offs = ubifs_unpack_bits(c, &addr, &pos,
c->lpt_offs_bits);
}
err = check_lpt_crc(c, buf, c->nnode_sz);
@ -1041,8 +1043,8 @@ static int unpack_ltab(const struct ubifs_info *c, void *buf)
if (err)
return err;
for (i = 0; i < c->lpt_lebs; i++) {
int free = ubifs_unpack_bits(&addr, &pos, c->lpt_spc_bits);
int dirty = ubifs_unpack_bits(&addr, &pos, c->lpt_spc_bits);
int free = ubifs_unpack_bits(c, &addr, &pos, c->lpt_spc_bits);
int dirty = ubifs_unpack_bits(c, &addr, &pos, c->lpt_spc_bits);
if (free < 0 || free > c->leb_size || dirty < 0 ||
dirty > c->leb_size || free + dirty > c->leb_size)
@ -1073,7 +1075,7 @@ static int unpack_lsave(const struct ubifs_info *c, void *buf)
if (err)
return err;
for (i = 0; i < c->lsave_cnt; i++) {
int lnum = ubifs_unpack_bits(&addr, &pos, c->lnum_bits);
int lnum = ubifs_unpack_bits(c, &addr, &pos, c->lnum_bits);
if (lnum < c->main_first || lnum >= c->leb_cnt)
return -EINVAL;
@ -1515,7 +1517,7 @@ static struct ubifs_nnode *dirty_cow_nnode(struct ubifs_info *c,
branch->cnode->parent = n;
}
ubifs_assert(!test_bit(OBSOLETE_CNODE, &nnode->flags));
ubifs_assert(c, !test_bit(OBSOLETE_CNODE, &nnode->flags));
__set_bit(OBSOLETE_CNODE, &nnode->flags);
c->dirty_nn_cnt += 1;
@ -1558,7 +1560,7 @@ static struct ubifs_pnode *dirty_cow_pnode(struct ubifs_info *c,
__clear_bit(COW_CNODE, &p->flags);
replace_cats(c, pnode, p);
ubifs_assert(!test_bit(OBSOLETE_CNODE, &pnode->flags));
ubifs_assert(c, !test_bit(OBSOLETE_CNODE, &pnode->flags));
__set_bit(OBSOLETE_CNODE, &pnode->flags);
c->dirty_pn_cnt += 1;
@ -1613,7 +1615,7 @@ struct ubifs_lprops *ubifs_lpt_lookup_dirty(struct ubifs_info *c, int lnum)
dbg_lp("LEB %d, free %d, dirty %d, flags %d", lnum,
pnode->lprops[iip].free, pnode->lprops[iip].dirty,
pnode->lprops[iip].flags);
ubifs_assert(test_bit(DIRTY_CNODE, &pnode->flags));
ubifs_assert(c, test_bit(DIRTY_CNODE, &pnode->flags));
return &pnode->lprops[iip];
}
@ -1889,9 +1891,9 @@ static struct ubifs_pnode *scan_get_pnode(struct ubifs_info *c,
lprops->flags = ubifs_categorize_lprops(c, lprops);
}
} else {
ubifs_assert(branch->lnum >= c->lpt_first &&
ubifs_assert(c, branch->lnum >= c->lpt_first &&
branch->lnum <= c->lpt_last);
ubifs_assert(branch->offs >= 0 && branch->offs < c->leb_size);
ubifs_assert(c, branch->offs >= 0 && branch->offs < c->leb_size);
err = ubifs_leb_read(c, branch->lnum, buf, branch->offs,
c->pnode_sz, 1);
if (err)
@ -1935,8 +1937,8 @@ int ubifs_lpt_scan_nolock(struct ubifs_info *c, int start_lnum, int end_lnum,
start_lnum = c->main_first;
}
ubifs_assert(start_lnum >= c->main_first && start_lnum < c->leb_cnt);
ubifs_assert(end_lnum >= c->main_first && end_lnum < c->leb_cnt);
ubifs_assert(c, start_lnum >= c->main_first && start_lnum < c->leb_cnt);
ubifs_assert(c, end_lnum >= c->main_first && end_lnum < c->leb_cnt);
if (!c->nroot) {
err = ubifs_read_nnode(c, NULL, 0);
@ -2055,7 +2057,7 @@ again:
iip = pnode->iip;
while (1) {
h -= 1;
ubifs_assert(h >= 0);
ubifs_assert(c, h >= 0);
nnode = path[h].ptr.nnode;
if (iip + 1 < UBIFS_LPT_FANOUT)
break;
@ -2234,7 +2236,7 @@ int dbg_check_lpt_nodes(struct ubifs_info *c, struct ubifs_cnode *cnode,
return 0;
while (cnode) {
ubifs_assert(row >= 0);
ubifs_assert(c, row >= 0);
nnode = cnode->parent;
if (cnode->level) {
/* cnode is a nnode */

50
fs/ubifs/lpt_commit.c
View File

@ -34,13 +34,14 @@ static int dbg_populate_lsave(struct ubifs_info *c);
/**
* first_dirty_cnode - find first dirty cnode.
* @c: UBIFS file-system description object
* @nnode: nnode at which to start
*
* This function returns the first dirty cnode or %NULL if there is not one.
*/
static struct ubifs_cnode *first_dirty_cnode(struct ubifs_nnode *nnode)
static struct ubifs_cnode *first_dirty_cnode(const struct ubifs_info *c, struct ubifs_nnode *nnode)
{
ubifs_assert(nnode);
ubifs_assert(c, nnode);
while (1) {
int i, cont = 0;
@ -64,16 +65,17 @@ static struct ubifs_cnode *first_dirty_cnode(struct ubifs_nnode *nnode)
/**
* next_dirty_cnode - find next dirty cnode.
* @c: UBIFS file-system description object
* @cnode: cnode from which to begin searching
*
* This function returns the next dirty cnode or %NULL if there is not one.
*/
static struct ubifs_cnode *next_dirty_cnode(struct ubifs_cnode *cnode)
static struct ubifs_cnode *next_dirty_cnode(const struct ubifs_info *c, struct ubifs_cnode *cnode)
{
struct ubifs_nnode *nnode;
int i;
ubifs_assert(cnode);
ubifs_assert(c, cnode);
nnode = cnode->parent;
if (!nnode)
return NULL;
@ -83,7 +85,7 @@ static struct ubifs_cnode *next_dirty_cnode(struct ubifs_cnode *cnode)
if (cnode->level == 0)
return cnode; /* cnode is a pnode */
/* cnode is a nnode */
return first_dirty_cnode((struct ubifs_nnode *)cnode);
return first_dirty_cnode(c, (struct ubifs_nnode *)cnode);
}
}
return (struct ubifs_cnode *)nnode;
@ -106,15 +108,15 @@ static int get_cnodes_to_commit(struct ubifs_info *c)
if (!test_bit(DIRTY_CNODE, &c->nroot->flags))
return 0;
c->lpt_cnext = first_dirty_cnode(c->nroot);
c->lpt_cnext = first_dirty_cnode(c, c->nroot);
cnode = c->lpt_cnext;
if (!cnode)
return 0;
cnt += 1;
while (1) {
ubifs_assert(!test_bit(COW_CNODE, &cnode->flags));
ubifs_assert(c, !test_bit(COW_CNODE, &cnode->flags));
__set_bit(COW_CNODE, &cnode->flags);
cnext = next_dirty_cnode(cnode);
cnext = next_dirty_cnode(c, cnode);
if (!cnext) {
cnode->cnext = c->lpt_cnext;
break;
@ -125,7 +127,7 @@ static int get_cnodes_to_commit(struct ubifs_info *c)
}
dbg_cmt("committing %d cnodes", cnt);
dbg_lp("committing %d cnodes", cnt);
ubifs_assert(cnt == c->dirty_nn_cnt + c->dirty_pn_cnt);
ubifs_assert(c, cnt == c->dirty_nn_cnt + c->dirty_pn_cnt);
return cnt;
}
@ -141,7 +143,7 @@ static void upd_ltab(struct ubifs_info *c, int lnum, int free, int dirty)
dbg_lp("LEB %d free %d dirty %d to %d +%d",
lnum, c->ltab[lnum - c->lpt_first].free,
c->ltab[lnum - c->lpt_first].dirty, free, dirty);
ubifs_assert(lnum >= c->lpt_first && lnum <= c->lpt_last);
ubifs_assert(c, lnum >= c->lpt_first && lnum <= c->lpt_last);
c->ltab[lnum - c->lpt_first].free = free;
c->ltab[lnum - c->lpt_first].dirty += dirty;
}
@ -237,7 +239,7 @@ static int layout_cnodes(struct ubifs_info *c)
if (err)
goto no_space;
offs = 0;
ubifs_assert(lnum >= c->lpt_first &&
ubifs_assert(c, lnum >= c->lpt_first &&
lnum <= c->lpt_last);
/* Try to place lsave and ltab nicely */
if (!done_lsave) {
@ -280,7 +282,7 @@ static int layout_cnodes(struct ubifs_info *c)
if (err)
goto no_space;
offs = 0;
ubifs_assert(lnum >= c->lpt_first &&
ubifs_assert(c, lnum >= c->lpt_first &&
lnum <= c->lpt_last);
}
done_lsave = 1;
@ -300,7 +302,7 @@ static int layout_cnodes(struct ubifs_info *c)
if (err)
goto no_space;
offs = 0;
ubifs_assert(lnum >= c->lpt_first &&
ubifs_assert(c, lnum >= c->lpt_first &&
lnum <= c->lpt_last);
}
c->ltab_lnum = lnum;
@ -423,7 +425,7 @@ static int write_cnodes(struct ubifs_info *c)
if (err)
goto no_space;
offs = from = 0;
ubifs_assert(lnum >= c->lpt_first &&
ubifs_assert(c, lnum >= c->lpt_first &&
lnum <= c->lpt_last);
err = ubifs_leb_unmap(c, lnum);
if (err)
@ -480,7 +482,7 @@ static int write_cnodes(struct ubifs_info *c)
if (err)
goto no_space;
offs = from = 0;
ubifs_assert(lnum >= c->lpt_first &&
ubifs_assert(c, lnum >= c->lpt_first &&
lnum <= c->lpt_last);
err = ubifs_leb_unmap(c, lnum);
if (err)
@ -506,7 +508,7 @@ static int write_cnodes(struct ubifs_info *c)
if (err)
goto no_space;
offs = from = 0;
ubifs_assert(lnum >= c->lpt_first &&
ubifs_assert(c, lnum >= c->lpt_first &&
lnum <= c->lpt_last);
err = ubifs_leb_unmap(c, lnum);
if (err)
@ -806,7 +808,7 @@ static void populate_lsave(struct ubifs_info *c)
struct ubifs_lpt_heap *heap;
int i, cnt = 0;
ubifs_assert(c->big_lpt);
ubifs_assert(c, c->big_lpt);
if (!(c->lpt_drty_flgs & LSAVE_DIRTY)) {
c->lpt_drty_flgs |= LSAVE_DIRTY;
ubifs_add_lpt_dirt(c, c->lsave_lnum, c->lsave_sz);
@ -1095,8 +1097,8 @@ static int get_lpt_node_type(const struct ubifs_info *c, uint8_t *buf,
uint8_t *addr = buf + UBIFS_LPT_CRC_BYTES;
int pos = 0, node_type;
node_type = ubifs_unpack_bits(&addr, &pos, UBIFS_LPT_TYPE_BITS);
*node_num = ubifs_unpack_bits(&addr, &pos, c->pcnt_bits);
node_type = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_TYPE_BITS);
*node_num = ubifs_unpack_bits(c, &addr, &pos, c->pcnt_bits);
return node_type;
}
@ -1116,7 +1118,7 @@ static int is_a_node(const struct ubifs_info *c, uint8_t *buf, int len)
if (len < UBIFS_LPT_CRC_BYTES + (UBIFS_LPT_TYPE_BITS + 7) / 8)
return 0;
node_type = ubifs_unpack_bits(&addr, &pos, UBIFS_LPT_TYPE_BITS);
node_type = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_TYPE_BITS);
if (node_type == UBIFS_LPT_NOT_A_NODE)
return 0;
node_len = get_lpt_node_len(c, node_type);
@ -1124,7 +1126,7 @@ static int is_a_node(const struct ubifs_info *c, uint8_t *buf, int len)
return 0;
pos = 0;
addr = buf;
crc = ubifs_unpack_bits(&addr, &pos, UBIFS_LPT_CRC_BITS);
crc = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_CRC_BITS);
calc_crc = crc16(-1, buf + UBIFS_LPT_CRC_BYTES,
node_len - UBIFS_LPT_CRC_BYTES);
if (crc != calc_crc)
@ -1170,7 +1172,7 @@ static int lpt_gc_lnum(struct ubifs_info *c, int lnum)
node_type = get_lpt_node_type(c, buf, &node_num);
node_len = get_lpt_node_len(c, node_type);
offs = c->leb_size - len;
ubifs_assert(node_len != 0);
ubifs_assert(c, node_len != 0);
mutex_lock(&c->lp_mutex);
err = make_node_dirty(c, node_type, node_num, lnum, offs);
mutex_unlock(&c->lp_mutex);
@ -1195,7 +1197,7 @@ static int lpt_gc(struct ubifs_info *c)
mutex_lock(&c->lp_mutex);
for (i = 0; i < c->lpt_lebs; i++) {
ubifs_assert(!c->ltab[i].tgc);
ubifs_assert(c, !c->ltab[i].tgc);
if (i + c->lpt_first == c->nhead_lnum ||
c->ltab[i].free + c->ltab[i].dirty == c->leb_size)
continue;
@ -1271,7 +1273,7 @@ int ubifs_lpt_start_commit(struct ubifs_info *c)
populate_lsave(c);
cnt = get_cnodes_to_commit(c);
ubifs_assert(cnt != 0);
ubifs_assert(c, cnt != 0);
err = layout_cnodes(c);
if (err)

2
fs/ubifs/master.c
View File

@ -360,7 +360,7 @@ int ubifs_write_master(struct ubifs_info *c)
{
int err, lnum, offs, len;
ubifs_assert(!c->ro_media && !c->ro_mount);
ubifs_assert(c, !c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;

14
fs/ubifs/misc.h
View File

@ -105,25 +105,27 @@ static inline struct ubifs_inode *ubifs_inode(const struct inode *inode)
/**
* ubifs_compr_present - check if compressor was compiled in.
* @compr_type: compressor type to check
* @c: the UBIFS file-system description object
*
* This function returns %1 of compressor of type @compr_type is present, and
* %0 if not.
*/
static inline int ubifs_compr_present(int compr_type)
static inline int ubifs_compr_present(struct ubifs_info *c, int compr_type)
{
ubifs_assert(compr_type >= 0 && compr_type < UBIFS_COMPR_TYPES_CNT);
ubifs_assert(c, compr_type >= 0 && compr_type < UBIFS_COMPR_TYPES_CNT);
return !!ubifs_compressors[compr_type]->capi_name;
}
/**
* ubifs_compr_name - get compressor name string by its type.
* @compr_type: compressor type
* @c: the UBIFS file-system description object
*
* This function returns compressor type string.
*/
static inline const char *ubifs_compr_name(int compr_type)
static inline const char *ubifs_compr_name(struct ubifs_info *c, int compr_type)
{
ubifs_assert(compr_type >= 0 && compr_type < UBIFS_COMPR_TYPES_CNT);
ubifs_assert(c, compr_type >= 0 && compr_type < UBIFS_COMPR_TYPES_CNT);
return ubifs_compressors[compr_type]->name;
}
@ -262,8 +264,8 @@ static inline void ubifs_get_lprops(struct ubifs_info *c)
*/
static inline void ubifs_release_lprops(struct ubifs_info *c)
{
ubifs_assert(mutex_is_locked(&c->lp_mutex));
ubifs_assert(c->lst.empty_lebs >= 0 &&
ubifs_assert(c, mutex_is_locked(&c->lp_mutex));
ubifs_assert(c, c->lst.empty_lebs >= 0 &&
c->lst.empty_lebs <= c->main_lebs);
mutex_unlock(&c->lp_mutex);
}

26
fs/ubifs/orphan.c
View File

@ -172,8 +172,8 @@ int ubifs_orphan_start_commit(struct ubifs_info *c)
spin_lock(&c->orphan_lock);
last = &c->orph_cnext;
list_for_each_entry(orphan, &c->orph_new, new_list) {
ubifs_assert(orphan->new);
ubifs_assert(!orphan->cmt);
ubifs_assert(c, orphan->new);
ubifs_assert(c, !orphan->cmt);
orphan->new = 0;
orphan->cmt = 1;
*last = orphan;
@ -244,7 +244,7 @@ static int do_write_orph_node(struct ubifs_info *c, int len, int atomic)
int err = 0;
if (atomic) {
ubifs_assert(c->ohead_offs == 0);
ubifs_assert(c, c->ohead_offs == 0);
ubifs_prepare_node(c, c->orph_buf, len, 1);
len = ALIGN(len, c->min_io_size);
err = ubifs_leb_change(c, c->ohead_lnum, c->orph_buf, len);
@ -276,7 +276,7 @@ static int write_orph_node(struct ubifs_info *c, int atomic)
struct ubifs_orph_node *orph;
int gap, err, len, cnt, i;
ubifs_assert(c->cmt_orphans > 0);
ubifs_assert(c, c->cmt_orphans > 0);
gap = c->leb_size - c->ohead_offs;
if (gap < UBIFS_ORPH_NODE_SZ + sizeof(__le64)) {
c->ohead_lnum += 1;
@ -295,14 +295,14 @@ static int write_orph_node(struct ubifs_info *c, int atomic)
if (cnt > c->cmt_orphans)
cnt = c->cmt_orphans;
len = UBIFS_ORPH_NODE_SZ + cnt * sizeof(__le64);
ubifs_assert(c->orph_buf);
ubifs_assert(c, c->orph_buf);
orph = c->orph_buf;
orph->ch.node_type = UBIFS_ORPH_NODE;
spin_lock(&c->orphan_lock);
cnext = c->orph_cnext;
for (i = 0; i < cnt; i++) {
orphan = cnext;
ubifs_assert(orphan->cmt);
ubifs_assert(c, orphan->cmt);
orph->inos[i] = cpu_to_le64(orphan->inum);
orphan->cmt = 0;
cnext = orphan->cnext;
@ -316,9 +316,9 @@ static int write_orph_node(struct ubifs_info *c, int atomic)
else
/* Mark the last node of the commit */
orph->cmt_no = cpu_to_le64((c->cmt_no) | (1ULL << 63));
ubifs_assert(c->ohead_offs + len <= c->leb_size);
ubifs_assert(c->ohead_lnum >= c->orph_first);
ubifs_assert(c->ohead_lnum <= c->orph_last);
ubifs_assert(c, c->ohead_offs + len <= c->leb_size);
ubifs_assert(c, c->ohead_lnum >= c->orph_first);
ubifs_assert(c, c->ohead_lnum <= c->orph_last);
err = do_write_orph_node(c, len, atomic);
c->ohead_offs += ALIGN(len, c->min_io_size);
c->ohead_offs = ALIGN(c->ohead_offs, 8);
@ -388,7 +388,7 @@ static int consolidate(struct ubifs_info *c)
cnt += 1;
}
*last = NULL;
ubifs_assert(cnt == c->tot_orphans - c->new_orphans);
ubifs_assert(c, cnt == c->tot_orphans - c->new_orphans);
c->cmt_orphans = cnt;
c->ohead_lnum = c->orph_first;
c->ohead_offs = 0;
@ -415,7 +415,7 @@ static int commit_orphans(struct ubifs_info *c)
{
int avail, atomic = 0, err;
ubifs_assert(c->cmt_orphans > 0);
ubifs_assert(c, c->cmt_orphans > 0);
avail = avail_orphs(c);
if (avail < c->cmt_orphans) {
/* Not enough space to write new orphans, so consolidate */
@ -446,8 +446,8 @@ static void erase_deleted(struct ubifs_info *c)
while (dnext) {
orphan = dnext;
dnext = orphan->dnext;
ubifs_assert(!orphan->new);
ubifs_assert(orphan->del);
ubifs_assert(c, !orphan->new);
ubifs_assert(c, orphan->del);
rb_erase(&orphan->rb, &c->orph_tree);
list_del(&orphan->list);
c->tot_orphans -= 1;

14
fs/ubifs/recovery.c
View File

@ -444,7 +444,7 @@ static void clean_buf(const struct ubifs_info *c, void **buf, int lnum,
dbg_rcvry("cleaning corruption at %d:%d", lnum, *offs);
ubifs_assert(!(*offs & 7));
ubifs_assert(c, !(*offs & 7));
empty_offs = ALIGN(*offs, c->min_io_size);
pad_len = empty_offs - *offs;
ubifs_pad(c, *buf, pad_len);
@ -644,7 +644,7 @@ struct ubifs_scan_leb *ubifs_recover_leb(struct ubifs_info *c, int lnum,
if (IS_ERR(sleb))
return sleb;
ubifs_assert(len >= 8);
ubifs_assert(c, len >= 8);
while (len >= 8) {
dbg_scan("look at LEB %d:%d (%d bytes left)",
lnum, offs, len);
@ -966,7 +966,7 @@ int ubifs_recover_inl_heads(struct ubifs_info *c, void *sbuf)
{
int err;
ubifs_assert(!c->ro_mount || c->remounting_rw);
ubifs_assert(c, !c->ro_mount || c->remounting_rw);
dbg_rcvry("checking index head at %d:%d", c->ihead_lnum, c->ihead_offs);
err = recover_head(c, c->ihead_lnum, c->ihead_offs, sbuf);
@ -1187,8 +1187,8 @@ int ubifs_rcvry_gc_commit(struct ubifs_info *c)
return grab_empty_leb(c);
}
ubifs_assert(!(lp.flags & LPROPS_INDEX));
ubifs_assert(lp.free + lp.dirty >= wbuf->offs);
ubifs_assert(c, !(lp.flags & LPROPS_INDEX));
ubifs_assert(c, lp.free + lp.dirty >= wbuf->offs);
/*
* We run the commit before garbage collection otherwise subsequent
@ -1216,7 +1216,7 @@ int ubifs_rcvry_gc_commit(struct ubifs_info *c)
return err;
}
ubifs_assert(err == LEB_RETAINED);
ubifs_assert(c, err == LEB_RETAINED);
if (err != LEB_RETAINED)
return -EINVAL;
@ -1507,7 +1507,7 @@ int ubifs_recover_size(struct ubifs_info *c)
struct inode *inode;
struct ubifs_inode *ui;
ubifs_assert(!e->inode);
ubifs_assert(c, !e->inode);
inode = ubifs_iget(c->vfs_sb, e->inum);
if (IS_ERR(inode))

13
fs/ubifs/replay.c
View File

@ -273,6 +273,7 @@ static int apply_replay_entry(struct ubifs_info *c, struct replay_entry *r)
static int replay_entries_cmp(void *priv, struct list_head *a,
struct list_head *b)
{
struct ubifs_info *c = priv;
struct replay_entry *ra, *rb;
cond_resched();
@ -281,7 +282,7 @@ static int replay_entries_cmp(void *priv, struct list_head *a,
ra = list_entry(a, struct replay_entry, list);
rb = list_entry(b, struct replay_entry, list);
ubifs_assert(ra->sqnum != rb->sqnum);
ubifs_assert(c, ra->sqnum != rb->sqnum);
if (ra->sqnum > rb->sqnum)
return 1;
return -1;
@ -668,9 +669,9 @@ static int replay_bud(struct ubifs_info *c, struct bud_entry *b)
goto out;
}
ubifs_assert(ubifs_search_bud(c, lnum));
ubifs_assert(sleb->endpt - offs >= used);
ubifs_assert(sleb->endpt % c->min_io_size == 0);
ubifs_assert(c, ubifs_search_bud(c, lnum));
ubifs_assert(c, sleb->endpt - offs >= used);
ubifs_assert(c, sleb->endpt % c->min_io_size == 0);
b->dirty = sleb->endpt - offs - used;
b->free = c->leb_size - sleb->endpt;
@ -706,7 +707,7 @@ static int replay_buds(struct ubifs_info *c)
if (err)
return err;
ubifs_assert(b->sqnum > prev_sqnum);
ubifs_assert(c, b->sqnum > prev_sqnum);
prev_sqnum = b->sqnum;
}
@ -1067,7 +1068,7 @@ int ubifs_replay_journal(struct ubifs_info *c)
c->bi.uncommitted_idx = atomic_long_read(&c->dirty_zn_cnt);
c->bi.uncommitted_idx *= c->max_idx_node_sz;
ubifs_assert(c->bud_bytes <= c->max_bud_bytes || c->need_recovery);
ubifs_assert(c, c->bud_bytes <= c->max_bud_bytes || c->need_recovery);
dbg_mnt("finished, log head LEB %d:%d, max_sqnum %llu, highest_inum %lu",
c->lhead_lnum, c->lhead_offs, c->max_sqnum,
(unsigned long)c->highest_inum);

12
fs/ubifs/sb.c
View File

@ -563,7 +563,7 @@ int ubifs_read_superblock(struct ubifs_info *c)
* due to the unavailability of time-travelling equipment.
*/
if (c->fmt_version > UBIFS_FORMAT_VERSION) {
ubifs_assert(!c->ro_media || c->ro_mount);
ubifs_assert(c, !c->ro_media || c->ro_mount);
if (!c->ro_mount ||
c->ro_compat_version > UBIFS_RO_COMPAT_VERSION) {
ubifs_err(c, "on-flash format version is w%d/r%d, but software only supports up to version w%d/r%d",
@ -705,9 +705,9 @@ static int fixup_leb(struct ubifs_info *c, int lnum, int len)
{
int err;
ubifs_assert(len >= 0);
ubifs_assert(len % c->min_io_size == 0);
ubifs_assert(len < c->leb_size);
ubifs_assert(c, len >= 0);
ubifs_assert(c, len % c->min_io_size == 0);
ubifs_assert(c, len < c->leb_size);
if (len == 0) {
dbg_mnt("unmap empty LEB %d", lnum);
@ -817,8 +817,8 @@ int ubifs_fixup_free_space(struct ubifs_info *c)
int err;
struct ubifs_sb_node *sup;
ubifs_assert(c->space_fixup);
ubifs_assert(!c->ro_mount);
ubifs_assert(c, c->space_fixup);
ubifs_assert(c, !c->ro_mount);
ubifs_msg(c, "start fixing up free space");

2
fs/ubifs/scan.c
View File

@ -176,7 +176,7 @@ void ubifs_end_scan(const struct ubifs_info *c, struct ubifs_scan_leb *sleb,
int lnum, int offs)
{
dbg_scan("stop scanning LEB %d at offset %d", lnum, offs);
ubifs_assert(offs % c->min_io_size == 0);
ubifs_assert(c, offs % c->min_io_size == 0);
sleb->endpt = ALIGN(offs, c->min_io_size);
}

10
fs/ubifs/shrinker.c
View File

@ -73,8 +73,8 @@ static int shrink_tnc(struct ubifs_info *c, int nr, int age, int *contention)
struct ubifs_znode *znode, *zprev;
time64_t time = ktime_get_seconds();
ubifs_assert(mutex_is_locked(&c->umount_mutex));
ubifs_assert(mutex_is_locked(&c->tnc_mutex));
ubifs_assert(c, mutex_is_locked(&c->umount_mutex));
ubifs_assert(c, mutex_is_locked(&c->tnc_mutex));
if (!c->zroot.znode || atomic_long_read(&c->clean_zn_cnt) == 0)
return 0;
@ -89,7 +89,7 @@ static int shrink_tnc(struct ubifs_info *c, int nr, int age, int *contention)
* changed only when the 'c->tnc_mutex' is held.
*/
zprev = NULL;
znode = ubifs_tnc_levelorder_next(c->zroot.znode, NULL);
znode = ubifs_tnc_levelorder_next(c, c->zroot.znode, NULL);
while (znode && total_freed < nr &&
atomic_long_read(&c->clean_zn_cnt) > 0) {
int freed;
@ -125,7 +125,7 @@ static int shrink_tnc(struct ubifs_info *c, int nr, int age, int *contention)
else
c->zroot.znode = NULL;
freed = ubifs_destroy_tnc_subtree(znode);
freed = ubifs_destroy_tnc_subtree(c, znode);
atomic_long_sub(freed, &ubifs_clean_zn_cnt);
atomic_long_sub(freed, &c->clean_zn_cnt);
total_freed += freed;
@ -136,7 +136,7 @@ static int shrink_tnc(struct ubifs_info *c, int nr, int age, int *contention)
break;
zprev = znode;
znode = ubifs_tnc_levelorder_next(c->zroot.znode, znode);
znode = ubifs_tnc_levelorder_next(c, c->zroot.znode, znode);
cond_resched();
}

45
fs/ubifs/super.c
View File

@ -89,9 +89,9 @@ static int validate_inode(struct ubifs_info *c, const struct inode *inode)
if (ui->xattr && !S_ISREG(inode->i_mode))
return 5;
if (!ubifs_compr_present(ui->compr_type)) {
if (!ubifs_compr_present(c, ui->compr_type)) {
ubifs_warn(c, "inode %lu uses '%s' compression, but it was not compiled in",
inode->i_ino, ubifs_compr_name(ui->compr_type));
inode->i_ino, ubifs_compr_name(c, ui->compr_type));
}
err = dbg_check_dir(c, inode);
@ -296,7 +296,7 @@ static int ubifs_write_inode(struct inode *inode, struct writeback_control *wbc)
struct ubifs_info *c = inode->i_sb->s_fs_info;
struct ubifs_inode *ui = ubifs_inode(inode);
ubifs_assert(!ui->xattr);
ubifs_assert(c, !ui->xattr);
if (is_bad_inode(inode))
return 0;
@ -349,7 +349,7 @@ static void ubifs_evict_inode(struct inode *inode)
goto out;
dbg_gen("inode %lu, mode %#x", inode->i_ino, (int)inode->i_mode);
ubifs_assert(!atomic_read(&inode->i_count));
ubifs_assert(c, !atomic_read(&inode->i_count));
truncate_inode_pages_final(&inode->i_data);
@ -384,9 +384,10 @@ done:
static void ubifs_dirty_inode(struct inode *inode, int flags)
{
struct ubifs_info *c = inode->i_sb->s_fs_info;
struct ubifs_inode *ui = ubifs_inode(inode);
ubifs_assert(mutex_is_locked(&ui->ui_mutex));
ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));
if (!ui->dirty) {
ui->dirty = 1;
dbg_gen("inode %lu", inode->i_ino);
@ -416,7 +417,7 @@ static int ubifs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_namelen = UBIFS_MAX_NLEN;
buf->f_fsid.val[0] = le32_to_cpu(uuid[0]) ^ le32_to_cpu(uuid[2]);
buf->f_fsid.val[1] = le32_to_cpu(uuid[1]) ^ le32_to_cpu(uuid[3]);
ubifs_assert(buf->f_bfree <= c->block_cnt);
ubifs_assert(c, buf->f_bfree <= c->block_cnt);
return 0;
}
@ -441,7 +442,7 @@ static int ubifs_show_options(struct seq_file *s, struct dentry *root)
if (c->mount_opts.override_compr) {
seq_printf(s, ",compr=%s",
ubifs_compr_name(c->mount_opts.compr_type));
ubifs_compr_name(c, c->mount_opts.compr_type));
}
seq_printf(s, ",ubi=%d,vol=%d", c->vi.ubi_num, c->vi.vol_id);
@ -1103,7 +1104,7 @@ static void destroy_journal(struct ubifs_info *c)
*/
static void bu_init(struct ubifs_info *c)
{
ubifs_assert(c->bulk_read == 1);
ubifs_assert(c, c->bulk_read == 1);
if (c->bu.buf)
return; /* Already initialized */
@ -1134,7 +1135,7 @@ again:
*/
static int check_free_space(struct ubifs_info *c)
{
ubifs_assert(c->dark_wm > 0);
ubifs_assert(c, c->dark_wm > 0);
if (c->lst.total_free + c->lst.total_dirty < c->dark_wm) {
ubifs_err(c, "insufficient free space to mount in R/W mode");
ubifs_dump_budg(c, &c->bi);
@ -1234,9 +1235,9 @@ static int mount_ubifs(struct ubifs_info *c)
* Make sure the compressor which is set as default in the superblock
* or overridden by mount options is actually compiled in.
*/
if (!ubifs_compr_present(c->default_compr)) {
if (!ubifs_compr_present(c, c->default_compr)) {
ubifs_err(c, "'compressor \"%s\" is not compiled in",
ubifs_compr_name(c->default_compr));
ubifs_compr_name(c, c->default_compr));
err = -ENOTSUPP;
goto out_free;
}
@ -1396,10 +1397,10 @@ static int mount_ubifs(struct ubifs_info *c)
* the journal head LEBs may also be accounted as
* "empty taken" if they are empty.
*/
ubifs_assert(c->lst.taken_empty_lebs > 0);
ubifs_assert(c, c->lst.taken_empty_lebs > 0);
}
} else
ubifs_assert(c->lst.taken_empty_lebs > 0);
ubifs_assert(c, c->lst.taken_empty_lebs > 0);
err = dbg_check_filesystem(c);
if (err)
@ -1429,7 +1430,7 @@ static int mount_ubifs(struct ubifs_info *c)
UBIFS_FORMAT_VERSION, UBIFS_RO_COMPAT_VERSION, c->uuid,
c->big_lpt ? ", big LPT model" : ", small LPT model");
dbg_gen("default compressor: %s", ubifs_compr_name(c->default_compr));
dbg_gen("default compressor: %s", ubifs_compr_name(c, c->default_compr));
dbg_gen("data journal heads: %d",
c->jhead_cnt - NONDATA_JHEADS_CNT);
dbg_gen("log LEBs: %d (%d - %d)",
@ -1610,7 +1611,7 @@ static int ubifs_remount_rw(struct ubifs_info *c)
goto out;
} else {
/* A readonly mount is not allowed to have orphans */
ubifs_assert(c->tot_orphans == 0);
ubifs_assert(c, c->tot_orphans == 0);
err = ubifs_clear_orphans(c);
if (err)
goto out;
@ -1727,8 +1728,8 @@ static void ubifs_remount_ro(struct ubifs_info *c)
{
int i, err;
ubifs_assert(!c->need_recovery);
ubifs_assert(!c->ro_mount);
ubifs_assert(c, !c->need_recovery);
ubifs_assert(c, !c->ro_mount);
mutex_lock(&c->umount_mutex);
if (c->bgt) {
@ -1778,9 +1779,9 @@ static void ubifs_put_super(struct super_block *sb)
* to write them back because of I/O errors.
*/
if (!c->ro_error) {
ubifs_assert(c->bi.idx_growth == 0);
ubifs_assert(c->bi.dd_growth == 0);
ubifs_assert(c->bi.data_growth == 0);
ubifs_assert(c, c->bi.idx_growth == 0);
ubifs_assert(c, c->bi.dd_growth == 0);
ubifs_assert(c, c->bi.data_growth == 0);
}
/*
@ -1887,7 +1888,7 @@ static int ubifs_remount_fs(struct super_block *sb, int *flags, char *data)
mutex_unlock(&c->bu_mutex);
}
ubifs_assert(c->lst.taken_empty_lebs > 0);
ubifs_assert(c, c->lst.taken_empty_lebs > 0);
return 0;
}
@ -2063,7 +2064,7 @@ static int ubifs_fill_super(struct super_block *sb, void *data, int silent)
mutex_lock(&c->umount_mutex);
err = mount_ubifs(c);
if (err) {
ubifs_assert(err < 0);
ubifs_assert(c, err < 0);
goto out_unlock;
}

107
fs/ubifs/tnc.c
View File

@ -211,7 +211,7 @@ static struct ubifs_znode *copy_znode(struct ubifs_info *c,
__set_bit(DIRTY_ZNODE, &zn->flags);
__clear_bit(COW_ZNODE, &zn->flags);
ubifs_assert(!ubifs_zn_obsolete(znode));
ubifs_assert(c, !ubifs_zn_obsolete(znode));
__set_bit(OBSOLETE_ZNODE, &znode->flags);
if (znode->level != 0) {
@ -321,9 +321,9 @@ static int lnc_add(struct ubifs_info *c, struct ubifs_zbranch *zbr,
void *lnc_node;
const struct ubifs_dent_node *dent = node;
ubifs_assert(!zbr->leaf);
ubifs_assert(zbr->len != 0);
ubifs_assert(is_hash_key(c, &zbr->key));
ubifs_assert(c, !zbr->leaf);
ubifs_assert(c, zbr->len != 0);
ubifs_assert(c, is_hash_key(c, &zbr->key));
err = ubifs_validate_entry(c, dent);
if (err) {
@ -355,8 +355,8 @@ static int lnc_add_directly(struct ubifs_info *c, struct ubifs_zbranch *zbr,
{
int err;
ubifs_assert(!zbr->leaf);
ubifs_assert(zbr->len != 0);
ubifs_assert(c, !zbr->leaf);
ubifs_assert(c, zbr->len != 0);
err = ubifs_validate_entry(c, node);
if (err) {
@ -398,11 +398,11 @@ static int tnc_read_hashed_node(struct ubifs_info *c, struct ubifs_zbranch *zbr,
{
int err;
ubifs_assert(is_hash_key(c, &zbr->key));
ubifs_assert(c, is_hash_key(c, &zbr->key));
if (zbr->leaf) {
/* Read from the leaf node cache */
ubifs_assert(zbr->len != 0);
ubifs_assert(c, zbr->len != 0);
memcpy(node, zbr->leaf, zbr->len);
return 0;
}
@ -721,7 +721,7 @@ static int resolve_collision(struct ubifs_info *c, const union ubifs_key *key,
while (1) {
err = tnc_prev(c, zn, n);
if (err == -ENOENT) {
ubifs_assert(*n == 0);
ubifs_assert(c, *n == 0);
*n = -1;
return 0;
}
@ -761,12 +761,12 @@ static int resolve_collision(struct ubifs_info *c, const union ubifs_key *key,
err = tnc_next(c, zn, n);
if (err) {
/* Should be impossible */
ubifs_assert(0);
ubifs_assert(c, 0);
if (err == -ENOENT)
err = -EINVAL;
return err;
}
ubifs_assert(*n == 0);
ubifs_assert(c, *n == 0);
*n = -1;
}
return 0;
@ -778,7 +778,7 @@ static int resolve_collision(struct ubifs_info *c, const union ubifs_key *key,
return 0;
if (err == NAME_MATCHES)
return 1;
ubifs_assert(err == NAME_GREATER);
ubifs_assert(c, err == NAME_GREATER);
}
} else {
int nn = *n;
@ -802,7 +802,7 @@ static int resolve_collision(struct ubifs_info *c, const union ubifs_key *key,
*n = nn;
if (err == NAME_MATCHES)
return 1;
ubifs_assert(err == NAME_LESS);
ubifs_assert(c, err == NAME_LESS);
}
}
}
@ -843,7 +843,7 @@ static int fallible_matches_name(struct ubifs_info *c,
err = NOT_ON_MEDIA;
goto out_free;
}
ubifs_assert(err == 1);
ubifs_assert(c, err == 1);
err = lnc_add_directly(c, zbr, dent);
if (err)
@ -923,7 +923,7 @@ static int fallible_resolve_collision(struct ubifs_info *c,
while (1) {
err = tnc_prev(c, zn, n);
if (err == -ENOENT) {
ubifs_assert(*n == 0);
ubifs_assert(c, *n == 0);
*n = -1;
break;
}
@ -935,12 +935,12 @@ static int fallible_resolve_collision(struct ubifs_info *c,
err = tnc_next(c, zn, n);
if (err) {
/* Should be impossible */
ubifs_assert(0);
ubifs_assert(c, 0);
if (err == -ENOENT)
err = -EINVAL;
return err;
}
ubifs_assert(*n == 0);
ubifs_assert(c, *n == 0);
*n = -1;
}
break;
@ -1100,8 +1100,8 @@ static struct ubifs_znode *dirty_cow_bottom_up(struct ubifs_info *c,
struct ubifs_znode *zp;
int *path = c->bottom_up_buf, p = 0;
ubifs_assert(c->zroot.znode);
ubifs_assert(znode);
ubifs_assert(c, c->zroot.znode);
ubifs_assert(c, znode);
if (c->zroot.znode->level > BOTTOM_UP_HEIGHT) {
kfree(c->bottom_up_buf);
c->bottom_up_buf = kmalloc_array(c->zroot.znode->level,
@ -1120,7 +1120,7 @@ static struct ubifs_znode *dirty_cow_bottom_up(struct ubifs_info *c,
if (!zp)
break;
n = znode->iip;
ubifs_assert(p < c->zroot.znode->level);
ubifs_assert(c, p < c->zroot.znode->level);
path[p++] = n;
if (!zp->cnext && ubifs_zn_dirty(znode))
break;
@ -1134,18 +1134,18 @@ static struct ubifs_znode *dirty_cow_bottom_up(struct ubifs_info *c,
zp = znode->parent;
if (zp) {
ubifs_assert(path[p - 1] >= 0);
ubifs_assert(path[p - 1] < zp->child_cnt);
ubifs_assert(c, path[p - 1] >= 0);
ubifs_assert(c, path[p - 1] < zp->child_cnt);
zbr = &zp->zbranch[path[--p]];
znode = dirty_cow_znode(c, zbr);
} else {
ubifs_assert(znode == c->zroot.znode);
ubifs_assert(c, znode == c->zroot.znode);
znode = dirty_cow_znode(c, &c->zroot);
}
if (IS_ERR(znode) || !p)
break;
ubifs_assert(path[p - 1] >= 0);
ubifs_assert(path[p - 1] < znode->child_cnt);
ubifs_assert(c, path[p - 1] >= 0);
ubifs_assert(c, path[p - 1] < znode->child_cnt);
znode = znode->zbranch[path[p - 1]].znode;
}
@ -1182,7 +1182,7 @@ int ubifs_lookup_level0(struct ubifs_info *c, const union ubifs_key *key,
time64_t time = ktime_get_seconds();
dbg_tnck(key, "search key ");
ubifs_assert(key_type(c, key) < UBIFS_INVALID_KEY);
ubifs_assert(c, key_type(c, key) < UBIFS_INVALID_KEY);
znode = c->zroot.znode;
if (unlikely(!znode)) {
@ -1658,9 +1658,9 @@ static int read_wbuf(struct ubifs_wbuf *wbuf, void *buf, int len, int lnum,
int rlen, overlap;
dbg_io("LEB %d:%d, length %d", lnum, offs, len);
ubifs_assert(wbuf && lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(!(offs & 7) && offs < c->leb_size);
ubifs_assert(offs + len <= c->leb_size);
ubifs_assert(c, wbuf && lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
ubifs_assert(c, !(offs & 7) && offs < c->leb_size);
ubifs_assert(c, offs + len <= c->leb_size);
spin_lock(&wbuf->lock);
overlap = (lnum == wbuf->lnum && offs + len > wbuf->offs);
@ -1824,7 +1824,7 @@ static int do_lookup_nm(struct ubifs_info *c, const union ubifs_key *key,
goto out_unlock;
}
ubifs_assert(n >= 0);
ubifs_assert(c, n >= 0);
err = resolve_collision(c, key, &znode, &n, nm);
dbg_tnc("rc returned %d, znode %p, n %d", err, znode, n);
@ -1922,7 +1922,7 @@ static int do_lookup_dh(struct ubifs_info *c, const union ubifs_key *key,
struct ubifs_znode *znode;
union ubifs_key start_key;
ubifs_assert(is_hash_key(c, key));
ubifs_assert(c, is_hash_key(c, key));
lowest_dent_key(c, &start_key, key_inum(c, key));
@ -1993,8 +1993,8 @@ static void correct_parent_keys(const struct ubifs_info *c,
{
union ubifs_key *key, *key1;
ubifs_assert(znode->parent);
ubifs_assert(znode->iip == 0);
ubifs_assert(c, znode->parent);
ubifs_assert(c, znode->iip == 0);
key = &znode->zbranch[0].key;
key1 = &znode->parent->zbranch[0].key;
@ -2011,6 +2011,7 @@ static void correct_parent_keys(const struct ubifs_info *c,
/**
* insert_zbranch - insert a zbranch into a znode.
* @c: UBIFS file-system description object
* @znode: znode into which to insert
* @zbr: zbranch to insert
* @n: slot number to insert to
@ -2020,12 +2021,12 @@ static void correct_parent_keys(const struct ubifs_info *c,
* zbranch has to be inserted to the @znode->zbranches[]' array at the @n-th
* slot, zbranches starting from @n have to be moved right.
*/
static void insert_zbranch(struct ubifs_znode *znode,
static void insert_zbranch(struct ubifs_info *c, struct ubifs_znode *znode,
const struct ubifs_zbranch *zbr, int n)
{
int i;
ubifs_assert(ubifs_zn_dirty(znode));
ubifs_assert(c, ubifs_zn_dirty(znode));
if (znode->level) {
for (i = znode->child_cnt; i > n; i--) {
@ -2079,16 +2080,16 @@ static int tnc_insert(struct ubifs_info *c, struct ubifs_znode *znode,
int i, keep, move, appending = 0;
union ubifs_key *key = &zbr->key, *key1;
ubifs_assert(n >= 0 && n <= c->fanout);
ubifs_assert(c, n >= 0 && n <= c->fanout);
/* Implement naive insert for now */
again:
zp = znode->parent;
if (znode->child_cnt < c->fanout) {
ubifs_assert(n != c->fanout);
ubifs_assert(c, n != c->fanout);
dbg_tnck(key, "inserted at %d level %d, key ", n, znode->level);
insert_zbranch(znode, zbr, n);
insert_zbranch(c, znode, zbr, n);
/* Ensure parent's key is correct */
if (n == 0 && zp && znode->iip == 0)
@ -2197,7 +2198,7 @@ do_split:
/* Insert new key and branch */
dbg_tnck(key, "inserting at %d level %d, key ", n, zn->level);
insert_zbranch(zi, zbr, n);
insert_zbranch(c, zi, zbr, n);
/* Insert new znode (produced by spitting) into the parent */
if (zp) {
@ -2495,8 +2496,8 @@ static int tnc_delete(struct ubifs_info *c, struct ubifs_znode *znode, int n)
int i, err;
/* Delete without merge for now */
ubifs_assert(znode->level == 0);
ubifs_assert(n >= 0 && n < c->fanout);
ubifs_assert(c, znode->level == 0);
ubifs_assert(c, n >= 0 && n < c->fanout);
dbg_tnck(&znode->zbranch[n].key, "deleting key ");
zbr = &znode->zbranch[n];
@ -2522,8 +2523,8 @@ static int tnc_delete(struct ubifs_info *c, struct ubifs_znode *znode, int n)
*/
do {
ubifs_assert(!ubifs_zn_obsolete(znode));
ubifs_assert(ubifs_zn_dirty(znode));
ubifs_assert(c, !ubifs_zn_obsolete(znode));
ubifs_assert(c, ubifs_zn_dirty(znode));
zp = znode->parent;
n = znode->iip;
@ -2545,7 +2546,7 @@ static int tnc_delete(struct ubifs_info *c, struct ubifs_znode *znode, int n)
/* Remove from znode, entry n - 1 */
znode->child_cnt -= 1;
ubifs_assert(znode->level != 0);
ubifs_assert(c, znode->level != 0);
for (i = n; i < znode->child_cnt; i++) {
znode->zbranch[i] = znode->zbranch[i + 1];
if (znode->zbranch[i].znode)
@ -2578,8 +2579,8 @@ static int tnc_delete(struct ubifs_info *c, struct ubifs_znode *znode, int n)
c->zroot.offs = zbr->offs;
c->zroot.len = zbr->len;
c->zroot.znode = znode;
ubifs_assert(!ubifs_zn_obsolete(zp));
ubifs_assert(ubifs_zn_dirty(zp));
ubifs_assert(c, !ubifs_zn_obsolete(zp));
ubifs_assert(c, ubifs_zn_dirty(zp));
atomic_long_dec(&c->dirty_zn_cnt);
if (zp->cnext) {
@ -2944,7 +2945,7 @@ struct ubifs_dent_node *ubifs_tnc_next_ent(struct ubifs_info *c,
union ubifs_key *dkey;
dbg_tnck(key, "key ");
ubifs_assert(is_hash_key(c, key));
ubifs_assert(c, is_hash_key(c, key));
mutex_lock(&c->tnc_mutex);
err = ubifs_lookup_level0(c, key, &znode, &n);
@ -3031,7 +3032,7 @@ static void tnc_destroy_cnext(struct ubifs_info *c)
if (!c->cnext)
return;
ubifs_assert(c->cmt_state == COMMIT_BROKEN);
ubifs_assert(c, c->cmt_state == COMMIT_BROKEN);
cnext = c->cnext;
do {
struct ubifs_znode *znode = cnext;
@ -3053,8 +3054,8 @@ void ubifs_tnc_close(struct ubifs_info *c)
long n, freed;
n = atomic_long_read(&c->clean_zn_cnt);
freed = ubifs_destroy_tnc_subtree(c->zroot.znode);
ubifs_assert(freed == n);
freed = ubifs_destroy_tnc_subtree(c, c->zroot.znode);
ubifs_assert(c, freed == n);
atomic_long_sub(n, &ubifs_clean_zn_cnt);
}
kfree(c->gap_lebs);
@ -3167,7 +3168,7 @@ static struct ubifs_znode *lookup_znode(struct ubifs_info *c,
struct ubifs_znode *znode, *zn;
int n, nn;
ubifs_assert(key_type(c, key) < UBIFS_INVALID_KEY);
ubifs_assert(c, key_type(c, key) < UBIFS_INVALID_KEY);
/*
* The arguments have probably been read off flash, so don't assume
@ -3206,7 +3207,7 @@ static struct ubifs_znode *lookup_znode(struct ubifs_info *c,
if (IS_ERR(znode))
return znode;
ubifs_search_zbranch(c, znode, key, &n);
ubifs_assert(n >= 0);
ubifs_assert(c, n >= 0);
}
if (znode->level == level + 1)
break;
@ -3497,7 +3498,7 @@ int dbg_check_inode_size(struct ubifs_info *c, const struct inode *inode,
if (err < 0)
goto out_unlock;
ubifs_assert(err == 0);
ubifs_assert(c, err == 0);
key = &znode->zbranch[n].key;
if (!key_in_range(c, key, &from_key, &to_key))
goto out_unlock;

28
fs/ubifs/tnc_commit.c
View File

@ -87,8 +87,8 @@ static int make_idx_node(struct ubifs_info *c, struct ubifs_idx_node *idx,
atomic_long_dec(&c->dirty_zn_cnt);
ubifs_assert(ubifs_zn_dirty(znode));
ubifs_assert(ubifs_zn_cow(znode));
ubifs_assert(c, ubifs_zn_dirty(znode));
ubifs_assert(c, ubifs_zn_cow(znode));
/*
* Note, unlike 'write_index()' we do not add memory barriers here
@ -115,9 +115,9 @@ static int fill_gap(struct ubifs_info *c, int lnum, int gap_start, int gap_end,
{
int len, gap_remains, gap_pos, written, pad_len;
ubifs_assert((gap_start & 7) == 0);
ubifs_assert((gap_end & 7) == 0);
ubifs_assert(gap_end >= gap_start);
ubifs_assert(c, (gap_start & 7) == 0);
ubifs_assert(c, (gap_end & 7) == 0);
ubifs_assert(c, gap_end >= gap_start);
gap_remains = gap_end - gap_start;
if (!gap_remains)
@ -131,7 +131,7 @@ static int fill_gap(struct ubifs_info *c, int lnum, int gap_start, int gap_end,
const int alen = ALIGN(len, 8);
int err;
ubifs_assert(alen <= gap_remains);
ubifs_assert(c, alen <= gap_remains);
err = make_idx_node(c, c->ileb_buf + gap_pos, znode,
lnum, gap_pos, len);
if (err)
@ -259,7 +259,7 @@ static int layout_leb_in_gaps(struct ubifs_info *c, int *p)
struct ubifs_idx_node *idx;
int in_use, level;
ubifs_assert(snod->type == UBIFS_IDX_NODE);
ubifs_assert(c, snod->type == UBIFS_IDX_NODE);
idx = snod->node;
key_read(c, ubifs_idx_key(c, idx), &snod->key);
level = le16_to_cpu(idx->level);
@ -373,7 +373,7 @@ static int layout_in_gaps(struct ubifs_info *c, int cnt)
p = c->gap_lebs;
do {
ubifs_assert(p < c->gap_lebs + c->lst.idx_lebs);
ubifs_assert(c, p < c->gap_lebs + c->lst.idx_lebs);
written = layout_leb_in_gaps(c, p);
if (written < 0) {
err = written;
@ -639,7 +639,7 @@ static int get_znodes_to_commit(struct ubifs_info *c)
}
cnt += 1;
while (1) {
ubifs_assert(!ubifs_zn_cow(znode));
ubifs_assert(c, !ubifs_zn_cow(znode));
__set_bit(COW_ZNODE, &znode->flags);
znode->alt = 0;
cnext = find_next_dirty(znode);
@ -652,7 +652,7 @@ static int get_znodes_to_commit(struct ubifs_info *c)
cnt += 1;
}
dbg_cmt("committing %d znodes", cnt);
ubifs_assert(cnt == atomic_long_read(&c->dirty_zn_cnt));
ubifs_assert(c, cnt == atomic_long_read(&c->dirty_zn_cnt));
return cnt;
}
@ -760,7 +760,7 @@ int ubifs_tnc_start_commit(struct ubifs_info *c, struct ubifs_zbranch *zroot)
err = layout_commit(c, no_space, cnt);
if (err)
goto out_free;
ubifs_assert(atomic_long_read(&c->dirty_zn_cnt) == 0);
ubifs_assert(c, atomic_long_read(&c->dirty_zn_cnt) == 0);
err = free_unused_idx_lebs(c);
if (err)
goto out;
@ -781,7 +781,7 @@ int ubifs_tnc_start_commit(struct ubifs_info *c, struct ubifs_zbranch *zroot)
* budgeting subsystem to assume the index is already committed,
* even though it is not.
*/
ubifs_assert(c->bi.min_idx_lebs == ubifs_calc_min_idx_lebs(c));
ubifs_assert(c, c->bi.min_idx_lebs == ubifs_calc_min_idx_lebs(c));
c->bi.old_idx_sz = c->calc_idx_sz;
c->bi.uncommitted_idx = 0;
c->bi.min_idx_lebs = ubifs_calc_min_idx_lebs(c);
@ -887,8 +887,8 @@ static int write_index(struct ubifs_info *c)
/* Grab some stuff from znode while we still can */
cnext = znode->cnext;
ubifs_assert(ubifs_zn_dirty(znode));
ubifs_assert(ubifs_zn_cow(znode));
ubifs_assert(c, ubifs_zn_dirty(znode));
ubifs_assert(c, ubifs_zn_cow(znode));
/*
* It is important that other threads should see %DIRTY_ZNODE

38
fs/ubifs/tnc_misc.c
View File

@ -31,19 +31,21 @@
/**
* ubifs_tnc_levelorder_next - next TNC tree element in levelorder traversal.
* @c: UBIFS file-system description object
* @zr: root of the subtree to traverse
* @znode: previous znode
*
* This function implements levelorder TNC traversal. The LNC is ignored.
* Returns the next element or %NULL if @znode is already the last one.
*/
struct ubifs_znode *ubifs_tnc_levelorder_next(struct ubifs_znode *zr,
struct ubifs_znode *ubifs_tnc_levelorder_next(const struct ubifs_info *c,
struct ubifs_znode *zr,
struct ubifs_znode *znode)
{
int level, iip, level_search = 0;
struct ubifs_znode *zn;
ubifs_assert(zr);
ubifs_assert(c, zr);
if (unlikely(!znode))
return zr;
@ -58,7 +60,7 @@ struct ubifs_znode *ubifs_tnc_levelorder_next(struct ubifs_znode *zr,
iip = znode->iip;
while (1) {
ubifs_assert(znode->level <= zr->level);
ubifs_assert(c, znode->level <= zr->level);
/*
* First walk up until there is a znode with next branch to
@ -85,7 +87,7 @@ struct ubifs_znode *ubifs_tnc_levelorder_next(struct ubifs_znode *zr,
level_search = 1;
iip = -1;
znode = ubifs_tnc_find_child(zr, 0);
ubifs_assert(znode);
ubifs_assert(c, znode);
}
/* Switch to the next index */
@ -111,7 +113,7 @@ struct ubifs_znode *ubifs_tnc_levelorder_next(struct ubifs_znode *zr,
}
if (zn) {
ubifs_assert(zn->level >= 0);
ubifs_assert(c, zn->level >= 0);
return zn;
}
}
@ -140,7 +142,7 @@ int ubifs_search_zbranch(const struct ubifs_info *c,
int uninitialized_var(cmp);
const struct ubifs_zbranch *zbr = &znode->zbranch[0];
ubifs_assert(end > beg);
ubifs_assert(c, end > beg);
while (end > beg) {
mid = (beg + end) >> 1;
@ -158,13 +160,13 @@ int ubifs_search_zbranch(const struct ubifs_info *c,
*n = end - 1;
/* The insert point is after *n */
ubifs_assert(*n >= -1 && *n < znode->child_cnt);
ubifs_assert(c, *n >= -1 && *n < znode->child_cnt);
if (*n == -1)
ubifs_assert(keys_cmp(c, key, &zbr[0].key) < 0);
ubifs_assert(c, keys_cmp(c, key, &zbr[0].key) < 0);
else
ubifs_assert(keys_cmp(c, key, &zbr[*n].key) > 0);
ubifs_assert(c, keys_cmp(c, key, &zbr[*n].key) > 0);
if (*n + 1 < znode->child_cnt)
ubifs_assert(keys_cmp(c, key, &zbr[*n + 1].key) < 0);
ubifs_assert(c, keys_cmp(c, key, &zbr[*n + 1].key) < 0);
return 0;
}
@ -195,16 +197,18 @@ struct ubifs_znode *ubifs_tnc_postorder_first(struct ubifs_znode *znode)
/**
* ubifs_tnc_postorder_next - next TNC tree element in postorder traversal.
* @c: UBIFS file-system description object
* @znode: previous znode
*
* This function implements postorder TNC traversal. The LNC is ignored.
* Returns the next element or %NULL if @znode is already the last one.
*/
struct ubifs_znode *ubifs_tnc_postorder_next(struct ubifs_znode *znode)
struct ubifs_znode *ubifs_tnc_postorder_next(const struct ubifs_info *c,
struct ubifs_znode *znode)
{
struct ubifs_znode *zn;
ubifs_assert(znode);
ubifs_assert(c, znode);
if (unlikely(!znode->parent))
return NULL;
@ -220,18 +224,20 @@ struct ubifs_znode *ubifs_tnc_postorder_next(struct ubifs_znode *znode)
/**
* ubifs_destroy_tnc_subtree - destroy all znodes connected to a subtree.
* @c: UBIFS file-system description object
* @znode: znode defining subtree to destroy
*
* This function destroys subtree of the TNC tree. Returns number of clean
* znodes in the subtree.
*/
long ubifs_destroy_tnc_subtree(struct ubifs_znode *znode)
long ubifs_destroy_tnc_subtree(const struct ubifs_info *c,
struct ubifs_znode *znode)
{
struct ubifs_znode *zn = ubifs_tnc_postorder_first(znode);
long clean_freed = 0;
int n;
ubifs_assert(zn);
ubifs_assert(c, zn);
while (1) {
for (n = 0; n < zn->child_cnt; n++) {
if (!zn->zbranch[n].znode)
@ -252,7 +258,7 @@ long ubifs_destroy_tnc_subtree(struct ubifs_znode *znode)
return clean_freed;
}
zn = ubifs_tnc_postorder_next(zn);
zn = ubifs_tnc_postorder_next(c, zn);
}
}
@ -410,7 +416,7 @@ struct ubifs_znode *ubifs_load_znode(struct ubifs_info *c,
int err;
struct ubifs_znode *znode;
ubifs_assert(!zbr->znode);
ubifs_assert(c, !zbr->znode);
/*
* A slab cache is not presently used for znodes because the znode size
* depends on the fanout which is stored in the superblock.

17
fs/ubifs/ubifs.h
View File

@ -1608,14 +1608,17 @@ int ubifs_tnc_get_bu_keys(struct ubifs_info *c, struct bu_info *bu);
int ubifs_tnc_bulk_read(struct ubifs_info *c, struct bu_info *bu);
/* tnc_misc.c */
struct ubifs_znode *ubifs_tnc_levelorder_next(struct ubifs_znode *zr,
struct ubifs_znode *ubifs_tnc_levelorder_next(const struct ubifs_info *c,
struct ubifs_znode *zr,
struct ubifs_znode *znode);
int ubifs_search_zbranch(const struct ubifs_info *c,
const struct ubifs_znode *znode,
const union ubifs_key *key, int *n);
struct ubifs_znode *ubifs_tnc_postorder_first(struct ubifs_znode *znode);
struct ubifs_znode *ubifs_tnc_postorder_next(struct ubifs_znode *znode);
long ubifs_destroy_tnc_subtree(struct ubifs_znode *zr);
struct ubifs_znode *ubifs_tnc_postorder_next(const struct ubifs_info *c,
struct ubifs_znode *znode);
long ubifs_destroy_tnc_subtree(const struct ubifs_info *c,
struct ubifs_znode *zr);
struct ubifs_znode *ubifs_load_znode(struct ubifs_info *c,
struct ubifs_zbranch *zbr,
struct ubifs_znode *parent, int iip);
@ -1698,7 +1701,7 @@ struct ubifs_nnode *ubifs_get_nnode(struct ubifs_info *c,
int ubifs_read_nnode(struct ubifs_info *c, struct ubifs_nnode *parent, int iip);
void ubifs_add_lpt_dirt(struct ubifs_info *c, int lnum, int dirty);
void ubifs_add_nnode_dirt(struct ubifs_info *c, struct ubifs_nnode *nnode);
uint32_t ubifs_unpack_bits(uint8_t **addr, int *pos, int nrbits);
uint32_t ubifs_unpack_bits(const struct ubifs_info *c, uint8_t **addr, int *pos, int nrbits);
struct ubifs_nnode *ubifs_first_nnode(struct ubifs_info *c, int *hght);
/* Needed only in debugging code in lpt_commit.c */
int ubifs_unpack_nnode(const struct ubifs_info *c, void *buf,
@ -1818,14 +1821,16 @@ static inline int ubifs_encrypt(const struct inode *inode,
unsigned int in_len, unsigned int *out_len,
int block)
{
ubifs_assert(0);
struct ubifs_info *c = inode->i_sb->s_fs_info;
ubifs_assert(c, 0);
return -EOPNOTSUPP;
}
static inline int ubifs_decrypt(const struct inode *inode,
struct ubifs_data_node *dn,
unsigned int *out_len, int block)
{
ubifs_assert(0);
struct ubifs_info *c = inode->i_sb->s_fs_info;
ubifs_assert(c, 0);
return -EOPNOTSUPP;
}
#else

16
fs/ubifs/xattr.c
View File

@ -223,7 +223,7 @@ static int change_xattr(struct ubifs_info *c, struct inode *host,
struct ubifs_budget_req req = { .dirtied_ino = 2,
.dirtied_ino_d = ALIGN(size, 8) + ALIGN(host_ui->data_len, 8) };
ubifs_assert(ui->data_len == inode->i_size);
ubifs_assert(c, ui->data_len == inode->i_size);
err = ubifs_budget_space(c, &req);
if (err)
return err;
@ -305,7 +305,7 @@ int ubifs_xattr_set(struct inode *host, const char *name, const void *value,
int err;
if (check_lock)
ubifs_assert(inode_is_locked(host));
ubifs_assert(c, inode_is_locked(host));
if (size > UBIFS_MAX_INO_DATA)
return -ERANGE;
@ -388,8 +388,8 @@ ssize_t ubifs_xattr_get(struct inode *host, const char *name, void *buf,
}
ui = ubifs_inode(inode);
ubifs_assert(inode->i_size == ui->data_len);
ubifs_assert(ubifs_inode(host)->xattr_size > ui->data_len);
ubifs_assert(c, inode->i_size == ui->data_len);
ubifs_assert(c, ubifs_inode(host)->xattr_size > ui->data_len);
mutex_lock(&ui->ui_mutex);
if (buf) {
@ -476,7 +476,7 @@ ssize_t ubifs_listxattr(struct dentry *dentry, char *buffer, size_t size)
return err;
}
ubifs_assert(written <= size);
ubifs_assert(c, written <= size);
return written;
}
@ -489,7 +489,7 @@ static int remove_xattr(struct ubifs_info *c, struct inode *host,
struct ubifs_budget_req req = { .dirtied_ino = 2, .mod_dent = 1,
.dirtied_ino_d = ALIGN(host_ui->data_len, 8) };
ubifs_assert(ui->data_len == inode->i_size);
ubifs_assert(c, ui->data_len == inode->i_size);
err = ubifs_budget_space(c, &req);
if (err)
@ -559,7 +559,7 @@ static int ubifs_xattr_remove(struct inode *host, const char *name)
union ubifs_key key;
int err;
ubifs_assert(inode_is_locked(host));
ubifs_assert(c, inode_is_locked(host));
if (!host->i_nlink)
return -ENOENT;
@ -585,7 +585,7 @@ static int ubifs_xattr_remove(struct inode *host, const char *name)
goto out_free;
}
ubifs_assert(inode->i_nlink == 1);
ubifs_assert(c, inode->i_nlink == 1);
clear_nlink(inode);
err = remove_xattr(c, host, inode, &nm);
if (err)