reiserfs: rename p_s_inode to inode

This patch is a simple s/p_s_inode/inode/g to the reiserfs code.  This
is the third in a series of patches to rip out some of the awful
variable naming in reiserfs.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Mahoney 2009-03-30 14:02:47 -04:00 committed by Linus Torvalds
parent ad31a4fc03
commit 995c762ea4
5 changed files with 95 additions and 89 deletions

View File

@ -137,17 +137,17 @@ static void reiserfs_vfs_truncate_file(struct inode *inode)
static int reiserfs_sync_file(struct file *p_s_filp,
struct dentry *p_s_dentry, int datasync)
{
struct inode *p_s_inode = p_s_dentry->d_inode;
struct inode *inode = p_s_dentry->d_inode;
int n_err;
int barrier_done;
BUG_ON(!S_ISREG(p_s_inode->i_mode));
n_err = sync_mapping_buffers(p_s_inode->i_mapping);
reiserfs_write_lock(p_s_inode->i_sb);
barrier_done = reiserfs_commit_for_inode(p_s_inode);
reiserfs_write_unlock(p_s_inode->i_sb);
if (barrier_done != 1 && reiserfs_barrier_flush(p_s_inode->i_sb))
blkdev_issue_flush(p_s_inode->i_sb->s_bdev, NULL);
BUG_ON(!S_ISREG(inode->i_mode));
n_err = sync_mapping_buffers(inode->i_mapping);
reiserfs_write_lock(inode->i_sb);
barrier_done = reiserfs_commit_for_inode(inode);
reiserfs_write_unlock(inode->i_sb);
if (barrier_done != 1 && reiserfs_barrier_flush(inode->i_sb))
blkdev_issue_flush(inode->i_sb->s_bdev, NULL);
if (barrier_done < 0)
return barrier_done;
return (n_err < 0) ? -EIO : 0;

View File

@ -1987,7 +1987,7 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
**
** on failure, nonzero is returned, page_result and bh_result are untouched.
*/
static int grab_tail_page(struct inode *p_s_inode,
static int grab_tail_page(struct inode *inode,
struct page **page_result,
struct buffer_head **bh_result)
{
@ -1995,11 +1995,11 @@ static int grab_tail_page(struct inode *p_s_inode,
/* we want the page with the last byte in the file,
** not the page that will hold the next byte for appending
*/
unsigned long index = (p_s_inode->i_size - 1) >> PAGE_CACHE_SHIFT;
unsigned long index = (inode->i_size - 1) >> PAGE_CACHE_SHIFT;
unsigned long pos = 0;
unsigned long start = 0;
unsigned long blocksize = p_s_inode->i_sb->s_blocksize;
unsigned long offset = (p_s_inode->i_size) & (PAGE_CACHE_SIZE - 1);
unsigned long blocksize = inode->i_sb->s_blocksize;
unsigned long offset = (inode->i_size) & (PAGE_CACHE_SIZE - 1);
struct buffer_head *bh;
struct buffer_head *head;
struct page *page;
@ -2013,7 +2013,7 @@ static int grab_tail_page(struct inode *p_s_inode,
if ((offset & (blocksize - 1)) == 0) {
return -ENOENT;
}
page = grab_cache_page(p_s_inode->i_mapping, index);
page = grab_cache_page(inode->i_mapping, index);
error = -ENOMEM;
if (!page) {
goto out;
@ -2042,7 +2042,7 @@ static int grab_tail_page(struct inode *p_s_inode,
** I've screwed up the code to find the buffer, or the code to
** call prepare_write
*/
reiserfs_error(p_s_inode->i_sb, "clm-6000",
reiserfs_error(inode->i_sb, "clm-6000",
"error reading block %lu", bh->b_blocknr);
error = -EIO;
goto unlock;
@ -2065,27 +2065,28 @@ static int grab_tail_page(struct inode *p_s_inode,
**
** some code taken from block_truncate_page
*/
int reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps)
int reiserfs_truncate_file(struct inode *inode, int update_timestamps)
{
struct reiserfs_transaction_handle th;
/* we want the offset for the first byte after the end of the file */
unsigned long offset = p_s_inode->i_size & (PAGE_CACHE_SIZE - 1);
unsigned blocksize = p_s_inode->i_sb->s_blocksize;
unsigned long offset = inode->i_size & (PAGE_CACHE_SIZE - 1);
unsigned blocksize = inode->i_sb->s_blocksize;
unsigned length;
struct page *page = NULL;
int error;
struct buffer_head *bh = NULL;
int err2;
reiserfs_write_lock(p_s_inode->i_sb);
reiserfs_write_lock(inode->i_sb);
if (p_s_inode->i_size > 0) {
if ((error = grab_tail_page(p_s_inode, &page, &bh))) {
if (inode->i_size > 0) {
error = grab_tail_page(inode, &page, &bh);
if (error) {
// -ENOENT means we truncated past the end of the file,
// and get_block_create_0 could not find a block to read in,
// which is ok.
if (error != -ENOENT)
reiserfs_error(p_s_inode->i_sb, "clm-6001",
reiserfs_error(inode->i_sb, "clm-6001",
"grab_tail_page failed %d",
error);
page = NULL;
@ -2103,19 +2104,19 @@ int reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps)
/* it is enough to reserve space in transaction for 2 balancings:
one for "save" link adding and another for the first
cut_from_item. 1 is for update_sd */
error = journal_begin(&th, p_s_inode->i_sb,
error = journal_begin(&th, inode->i_sb,
JOURNAL_PER_BALANCE_CNT * 2 + 1);
if (error)
goto out;
reiserfs_update_inode_transaction(p_s_inode);
reiserfs_update_inode_transaction(inode);
if (update_timestamps)
/* we are doing real truncate: if the system crashes before the last
transaction of truncating gets committed - on reboot the file
either appears truncated properly or not truncated at all */
add_save_link(&th, p_s_inode, 1);
err2 = reiserfs_do_truncate(&th, p_s_inode, page, update_timestamps);
add_save_link(&th, inode, 1);
err2 = reiserfs_do_truncate(&th, inode, page, update_timestamps);
error =
journal_end(&th, p_s_inode->i_sb, JOURNAL_PER_BALANCE_CNT * 2 + 1);
journal_end(&th, inode->i_sb, JOURNAL_PER_BALANCE_CNT * 2 + 1);
if (error)
goto out;
@ -2126,7 +2127,7 @@ int reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps)
}
if (update_timestamps) {
error = remove_save_link(p_s_inode, 1 /* truncate */ );
error = remove_save_link(inode, 1 /* truncate */);
if (error)
goto out;
}
@ -2145,14 +2146,14 @@ int reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps)
page_cache_release(page);
}
reiserfs_write_unlock(p_s_inode->i_sb);
reiserfs_write_unlock(inode->i_sb);
return 0;
out:
if (page) {
unlock_page(page);
page_cache_release(page);
}
reiserfs_write_unlock(p_s_inode->i_sb);
reiserfs_write_unlock(inode->i_sb);
return error;
}

View File

@ -1143,10 +1143,11 @@ char head2type(struct item_head *ih)
/* Delete object item. */
int reiserfs_delete_item(struct reiserfs_transaction_handle *th, struct treepath *p_s_path, /* Path to the deleted item. */
const struct cpu_key *p_s_item_key, /* Key to search for the deleted item. */
struct inode *p_s_inode, /* inode is here just to update i_blocks and quotas */
struct inode *inode, /* inode is here just to update
* i_blocks and quotas */
struct buffer_head *p_s_un_bh)
{ /* NULL or unformatted node pointer. */
struct super_block *sb = p_s_inode->i_sb;
struct super_block *sb = inode->i_sb;
struct tree_balance s_del_balance;
struct item_head s_ih;
struct item_head *q_ih;
@ -1170,10 +1171,10 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th, struct treepath
n_iter++;
c_mode =
#endif
prepare_for_delete_or_cut(th, p_s_inode, p_s_path,
prepare_for_delete_or_cut(th, inode, p_s_path,
p_s_item_key, &n_removed,
&n_del_size,
max_reiserfs_offset(p_s_inode));
max_reiserfs_offset(inode));
RFALSE(c_mode != M_DELETE, "PAP-5320: mode must be M_DELETE");
@ -1214,7 +1215,7 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th, struct treepath
** split into multiple items, and we only want to decrement for
** the unfm node once
*/
if (!S_ISLNK(p_s_inode->i_mode) && is_direct_le_ih(q_ih)) {
if (!S_ISLNK(inode->i_mode) && is_direct_le_ih(q_ih)) {
if ((le_ih_k_offset(q_ih) & (sb->s_blocksize - 1)) == 1) {
quota_cut_bytes = sb->s_blocksize + UNFM_P_SIZE;
} else {
@ -1259,9 +1260,9 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th, struct treepath
#ifdef REISERQUOTA_DEBUG
reiserfs_debug(sb, REISERFS_DEBUG_CODE,
"reiserquota delete_item(): freeing %u, id=%u type=%c",
quota_cut_bytes, p_s_inode->i_uid, head2type(&s_ih));
quota_cut_bytes, inode->i_uid, head2type(&s_ih));
#endif
DQUOT_FREE_SPACE_NODIRTY(p_s_inode, quota_cut_bytes);
DQUOT_FREE_SPACE_NODIRTY(inode, quota_cut_bytes);
/* Return deleted body length */
return n_ret_value;
@ -1423,25 +1424,25 @@ static void unmap_buffers(struct page *page, loff_t pos)
}
static int maybe_indirect_to_direct(struct reiserfs_transaction_handle *th,
struct inode *p_s_inode,
struct inode *inode,
struct page *page,
struct treepath *p_s_path,
const struct cpu_key *p_s_item_key,
loff_t n_new_file_size, char *p_c_mode)
{
struct super_block *sb = p_s_inode->i_sb;
struct super_block *sb = inode->i_sb;
int n_block_size = sb->s_blocksize;
int cut_bytes;
BUG_ON(!th->t_trans_id);
BUG_ON(n_new_file_size != p_s_inode->i_size);
BUG_ON(n_new_file_size != inode->i_size);
/* the page being sent in could be NULL if there was an i/o error
** reading in the last block. The user will hit problems trying to
** read the file, but for now we just skip the indirect2direct
*/
if (atomic_read(&p_s_inode->i_count) > 1 ||
!tail_has_to_be_packed(p_s_inode) ||
!page || (REISERFS_I(p_s_inode)->i_flags & i_nopack_mask)) {
if (atomic_read(&inode->i_count) > 1 ||
!tail_has_to_be_packed(inode) ||
!page || (REISERFS_I(inode)->i_flags & i_nopack_mask)) {
/* leave tail in an unformatted node */
*p_c_mode = M_SKIP_BALANCING;
cut_bytes =
@ -1450,8 +1451,9 @@ static int maybe_indirect_to_direct(struct reiserfs_transaction_handle *th,
return cut_bytes;
}
/* Permorm the conversion to a direct_item. */
/*return indirect_to_direct (p_s_inode, p_s_path, p_s_item_key, n_new_file_size, p_c_mode); */
return indirect2direct(th, p_s_inode, page, p_s_path, p_s_item_key,
/* return indirect_to_direct(inode, p_s_path, p_s_item_key,
n_new_file_size, p_c_mode); */
return indirect2direct(th, inode, page, p_s_path, p_s_item_key,
n_new_file_size, p_c_mode);
}
@ -1505,10 +1507,10 @@ static void indirect_to_direct_roll_back(struct reiserfs_transaction_handle *th,
int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
struct treepath *p_s_path,
struct cpu_key *p_s_item_key,
struct inode *p_s_inode,
struct inode *inode,
struct page *page, loff_t n_new_file_size)
{
struct super_block *sb = p_s_inode->i_sb;
struct super_block *sb = inode->i_sb;
/* Every function which is going to call do_balance must first
create a tree_balance structure. Then it must fill up this
structure by using the init_tb_struct and fix_nodes functions.
@ -1525,7 +1527,7 @@ int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
BUG_ON(!th->t_trans_id);
init_tb_struct(th, &s_cut_balance, p_s_inode->i_sb, p_s_path,
init_tb_struct(th, &s_cut_balance, inode->i_sb, p_s_path,
n_cut_size);
/* Repeat this loop until we either cut the item without needing
@ -1537,7 +1539,7 @@ int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
pointers. */
c_mode =
prepare_for_delete_or_cut(th, p_s_inode, p_s_path,
prepare_for_delete_or_cut(th, inode, p_s_path,
p_s_item_key, &n_removed,
&n_cut_size, n_new_file_size);
if (c_mode == M_CONVERT) {
@ -1547,7 +1549,7 @@ int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
"PAP-5570: can not convert twice");
n_ret_value =
maybe_indirect_to_direct(th, p_s_inode, page,
maybe_indirect_to_direct(th, inode, page,
p_s_path, p_s_item_key,
n_new_file_size, &c_mode);
if (c_mode == M_SKIP_BALANCING)
@ -1612,7 +1614,7 @@ int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
if (n_is_inode_locked) {
// FIXME: this seems to be not needed: we are always able
// to cut item
indirect_to_direct_roll_back(th, p_s_inode, p_s_path);
indirect_to_direct_roll_back(th, inode, p_s_path);
}
if (n_ret_value == NO_DISK_SPACE)
reiserfs_warning(sb, "reiserfs-5092",
@ -1639,12 +1641,12 @@ int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
** item.
*/
p_le_ih = PATH_PITEM_HEAD(s_cut_balance.tb_path);
if (!S_ISLNK(p_s_inode->i_mode) && is_direct_le_ih(p_le_ih)) {
if (!S_ISLNK(inode->i_mode) && is_direct_le_ih(p_le_ih)) {
if (c_mode == M_DELETE &&
(le_ih_k_offset(p_le_ih) & (sb->s_blocksize - 1)) ==
1) {
// FIXME: this is to keep 3.5 happy
REISERFS_I(p_s_inode)->i_first_direct_byte = U32_MAX;
REISERFS_I(inode)->i_first_direct_byte = U32_MAX;
quota_cut_bytes = sb->s_blocksize + UNFM_P_SIZE;
} else {
quota_cut_bytes = 0;
@ -1687,14 +1689,14 @@ int reiserfs_cut_from_item(struct reiserfs_transaction_handle *th,
** unmap and invalidate it
*/
unmap_buffers(page, tail_pos);
REISERFS_I(p_s_inode)->i_flags &= ~i_pack_on_close_mask;
REISERFS_I(inode)->i_flags &= ~i_pack_on_close_mask;
}
#ifdef REISERQUOTA_DEBUG
reiserfs_debug(p_s_inode->i_sb, REISERFS_DEBUG_CODE,
reiserfs_debug(inode->i_sb, REISERFS_DEBUG_CODE,
"reiserquota cut_from_item(): freeing %u id=%u type=%c",
quota_cut_bytes, p_s_inode->i_uid, '?');
quota_cut_bytes, inode->i_uid, '?');
#endif
DQUOT_FREE_SPACE_NODIRTY(p_s_inode, quota_cut_bytes);
DQUOT_FREE_SPACE_NODIRTY(inode, quota_cut_bytes);
return n_ret_value;
}
@ -1715,8 +1717,8 @@ static void truncate_directory(struct reiserfs_transaction_handle *th,
/* Truncate file to the new size. Note, this must be called with a transaction
already started */
int reiserfs_do_truncate(struct reiserfs_transaction_handle *th, struct inode *p_s_inode, /* ->i_size contains new
size */
int reiserfs_do_truncate(struct reiserfs_transaction_handle *th,
struct inode *inode, /* ->i_size contains new size */
struct page *page, /* up to date for last block */
int update_timestamps /* when it is called by
file_release to convert
@ -1735,35 +1737,35 @@ int reiserfs_do_truncate(struct reiserfs_transaction_handle *th, struct inode *p
BUG_ON(!th->t_trans_id);
if (!
(S_ISREG(p_s_inode->i_mode) || S_ISDIR(p_s_inode->i_mode)
|| S_ISLNK(p_s_inode->i_mode)))
(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode)
|| S_ISLNK(inode->i_mode)))
return 0;
if (S_ISDIR(p_s_inode->i_mode)) {
if (S_ISDIR(inode->i_mode)) {
// deletion of directory - no need to update timestamps
truncate_directory(th, p_s_inode);
truncate_directory(th, inode);
return 0;
}
/* Get new file size. */
n_new_file_size = p_s_inode->i_size;
n_new_file_size = inode->i_size;
// FIXME: note, that key type is unimportant here
make_cpu_key(&s_item_key, p_s_inode, max_reiserfs_offset(p_s_inode),
make_cpu_key(&s_item_key, inode, max_reiserfs_offset(inode),
TYPE_DIRECT, 3);
retval =
search_for_position_by_key(p_s_inode->i_sb, &s_item_key,
search_for_position_by_key(inode->i_sb, &s_item_key,
&s_search_path);
if (retval == IO_ERROR) {
reiserfs_error(p_s_inode->i_sb, "vs-5657",
reiserfs_error(inode->i_sb, "vs-5657",
"i/o failure occurred trying to truncate %K",
&s_item_key);
err = -EIO;
goto out;
}
if (retval == POSITION_FOUND || retval == FILE_NOT_FOUND) {
reiserfs_error(p_s_inode->i_sb, "PAP-5660",
reiserfs_error(inode->i_sb, "PAP-5660",
"wrong result %d of search for %K", retval,
&s_item_key);
@ -1780,7 +1782,7 @@ int reiserfs_do_truncate(struct reiserfs_transaction_handle *th, struct inode *p
else {
loff_t offset = le_ih_k_offset(p_le_ih);
int bytes =
op_bytes_number(p_le_ih, p_s_inode->i_sb->s_blocksize);
op_bytes_number(p_le_ih, inode->i_sb->s_blocksize);
/* this may mismatch with real file size: if last direct item
had no padding zeros and last unformatted node had no free
@ -1805,9 +1807,9 @@ int reiserfs_do_truncate(struct reiserfs_transaction_handle *th, struct inode *p
/* Cut or delete file item. */
n_deleted =
reiserfs_cut_from_item(th, &s_search_path, &s_item_key,
p_s_inode, page, n_new_file_size);
inode, page, n_new_file_size);
if (n_deleted < 0) {
reiserfs_warning(p_s_inode->i_sb, "vs-5665",
reiserfs_warning(inode->i_sb, "vs-5665",
"reiserfs_cut_from_item failed");
reiserfs_check_path(&s_search_path);
return 0;
@ -1837,22 +1839,22 @@ int reiserfs_do_truncate(struct reiserfs_transaction_handle *th, struct inode *p
pathrelse(&s_search_path);
if (update_timestamps) {
p_s_inode->i_mtime = p_s_inode->i_ctime =
CURRENT_TIME_SEC;
inode->i_mtime = CURRENT_TIME_SEC;
inode->i_ctime = CURRENT_TIME_SEC;
}
reiserfs_update_sd(th, p_s_inode);
reiserfs_update_sd(th, inode);
err = journal_end(th, p_s_inode->i_sb, orig_len_alloc);
err = journal_end(th, inode->i_sb, orig_len_alloc);
if (err)
goto out;
err = journal_begin(th, p_s_inode->i_sb,
err = journal_begin(th, inode->i_sb,
JOURNAL_FOR_FREE_BLOCK_AND_UPDATE_SD + JOURNAL_PER_BALANCE_CNT * 4) ;
if (err)
goto out;
reiserfs_update_inode_transaction(p_s_inode);
reiserfs_update_inode_transaction(inode);
}
} while (n_file_size > ROUND_UP(n_new_file_size) &&
search_for_position_by_key(p_s_inode->i_sb, &s_item_key,
search_for_position_by_key(inode->i_sb, &s_item_key,
&s_search_path) == POSITION_FOUND);
RFALSE(n_file_size > ROUND_UP(n_new_file_size),
@ -1862,9 +1864,10 @@ int reiserfs_do_truncate(struct reiserfs_transaction_handle *th, struct inode *p
update_and_out:
if (update_timestamps) {
// this is truncate, not file closing
p_s_inode->i_mtime = p_s_inode->i_ctime = CURRENT_TIME_SEC;
inode->i_mtime = CURRENT_TIME_SEC;
inode->i_ctime = CURRENT_TIME_SEC;
}
reiserfs_update_sd(th, p_s_inode);
reiserfs_update_sd(th, inode);
out:
pathrelse(&s_search_path);

View File

@ -170,12 +170,14 @@ void reiserfs_unmap_buffer(struct buffer_head *bh)
what we expect from it (number of cut bytes). But when tail remains
in the unformatted node, we set mode to SKIP_BALANCING and unlock
inode */
int indirect2direct(struct reiserfs_transaction_handle *th, struct inode *p_s_inode, struct page *page, struct treepath *p_s_path, /* path to the indirect item. */
int indirect2direct(struct reiserfs_transaction_handle *th,
struct inode *inode, struct page *page,
struct treepath *p_s_path, /* path to the indirect item. */
const struct cpu_key *p_s_item_key, /* Key to look for unformatted node pointer to be cut. */
loff_t n_new_file_size, /* New file size. */
char *p_c_mode)
{
struct super_block *sb = p_s_inode->i_sb;
struct super_block *sb = inode->i_sb;
struct item_head s_ih;
unsigned long n_block_size = sb->s_blocksize;
char *tail;
@ -193,7 +195,7 @@ int indirect2direct(struct reiserfs_transaction_handle *th, struct inode *p_s_in
copy_item_head(&s_ih, PATH_PITEM_HEAD(p_s_path));
tail_len = (n_new_file_size & (n_block_size - 1));
if (get_inode_sd_version(p_s_inode) == STAT_DATA_V2)
if (get_inode_sd_version(inode) == STAT_DATA_V2)
round_tail_len = ROUND_UP(tail_len);
else
round_tail_len = tail_len;
@ -228,7 +230,7 @@ int indirect2direct(struct reiserfs_transaction_handle *th, struct inode *p_s_in
}
/* Set direct item header to insert. */
make_le_item_head(&s_ih, NULL, get_inode_item_key_version(p_s_inode),
make_le_item_head(&s_ih, NULL, get_inode_item_key_version(inode),
pos1 + 1, TYPE_DIRECT, round_tail_len,
0xffff /*ih_free_space */ );
@ -244,7 +246,7 @@ int indirect2direct(struct reiserfs_transaction_handle *th, struct inode *p_s_in
set_cpu_key_k_type(&key, TYPE_DIRECT);
key.key_length = 4;
/* Insert tail as new direct item in the tree */
if (reiserfs_insert_item(th, p_s_path, &key, &s_ih, p_s_inode,
if (reiserfs_insert_item(th, p_s_path, &key, &s_ih, inode,
tail ? tail : NULL) < 0) {
/* No disk memory. So we can not convert last unformatted node
to the direct item. In this case we used to adjust
@ -258,7 +260,7 @@ int indirect2direct(struct reiserfs_transaction_handle *th, struct inode *p_s_in
kunmap(page);
/* make sure to get the i_blocks changes from reiserfs_insert_item */
reiserfs_update_sd(th, p_s_inode);
reiserfs_update_sd(th, inode);
// note: we have now the same as in above direct2indirect
// conversion: there are two keys which have matching first three
@ -269,8 +271,8 @@ int indirect2direct(struct reiserfs_transaction_handle *th, struct inode *p_s_in
*p_c_mode = M_CUT;
/* we store position of first direct item in the in-core inode */
//mark_file_with_tail (p_s_inode, pos1 + 1);
REISERFS_I(p_s_inode)->i_first_direct_byte = pos1 + 1;
/* mark_file_with_tail (inode, pos1 + 1); */
REISERFS_I(inode)->i_first_direct_byte = pos1 + 1;
return n_block_size - round_tail_len;
}

View File

@ -1870,9 +1870,9 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th,
void reiserfs_delete_solid_item(struct reiserfs_transaction_handle *th,
struct inode *inode, struct reiserfs_key *key);
int reiserfs_delete_object(struct reiserfs_transaction_handle *th,
struct inode *p_s_inode);
struct inode *inode);
int reiserfs_do_truncate(struct reiserfs_transaction_handle *th,
struct inode *p_s_inode, struct page *,
struct inode *inode, struct page *,
int update_timestamps);
#define i_block_size(inode) ((inode)->i_sb->s_blocksize)