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nfs_open_context doesn't need struct path either

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just dentry, please...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-06-22 18:40:12 -04:00
parent 82a2c1b77a
commit 3d4ff43d89
8 changed files with 42 additions and 44 deletions
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14
fs/nfs/dir.c
View File

@ -1345,10 +1345,6 @@ static int is_atomic_open(struct nameidata *nd)
static struct nfs_open_context *nameidata_to_nfs_open_context(struct dentry *dentry, struct nameidata *nd)
{
struct path path = {
.mnt = nd->path.mnt,
.dentry = dentry,
};
struct nfs_open_context *ctx;
struct rpc_cred *cred;
fmode_t fmode = nd->intent.open.flags & (FMODE_READ | FMODE_WRITE | FMODE_EXEC);
@ -1356,7 +1352,7 @@ static struct nfs_open_context *nameidata_to_nfs_open_context(struct dentry *den
cred = rpc_lookup_cred();
if (IS_ERR(cred))
return ERR_CAST(cred);
ctx = alloc_nfs_open_context(&path, cred, fmode);
ctx = alloc_nfs_open_context(dentry, cred, fmode);
put_rpccred(cred);
if (ctx == NULL)
return ERR_PTR(-ENOMEM);
@ -1376,13 +1372,13 @@ static int nfs_intent_set_file(struct nameidata *nd, struct nfs_open_context *ct
/* If the open_intent is for execute, we have an extra check to make */
if (ctx->mode & FMODE_EXEC) {
ret = nfs_may_open(ctx->path.dentry->d_inode,
ret = nfs_may_open(ctx->dentry->d_inode,
ctx->cred,
nd->intent.open.flags);
if (ret < 0)
goto out;
}
filp = lookup_instantiate_filp(nd, ctx->path.dentry, do_open);
filp = lookup_instantiate_filp(nd, ctx->dentry, do_open);
if (IS_ERR(filp))
ret = PTR_ERR(filp);
else
@ -1463,8 +1459,8 @@ static struct dentry *nfs_atomic_lookup(struct inode *dir, struct dentry *dentry
res = d_add_unique(dentry, inode);
nfs_unblock_sillyrename(dentry->d_parent);
if (res != NULL) {
dput(ctx->path.dentry);
ctx->path.dentry = dget(res);
dput(ctx->dentry);
ctx->dentry = dget(res);
dentry = res;
}
err = nfs_intent_set_file(nd, ctx);

4
fs/nfs/direct.c
View File

@ -284,7 +284,7 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq,
loff_t pos)
{
struct nfs_open_context *ctx = dreq->ctx;
struct inode *inode = ctx->path.dentry->d_inode;
struct inode *inode = ctx->dentry->d_inode;
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
size_t rsize = NFS_SERVER(inode)->rsize;
@ -715,7 +715,7 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_direct_req *dreq,
loff_t pos, int sync)
{
struct nfs_open_context *ctx = dreq->ctx;
struct inode *inode = ctx->path.dentry->d_inode;
struct inode *inode = ctx->dentry->d_inode;
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
struct rpc_task *task;

20
fs/nfs/inode.c
View File

@ -567,7 +567,7 @@ static struct nfs_lock_context *__nfs_find_lock_context(struct nfs_open_context
struct nfs_lock_context *nfs_get_lock_context(struct nfs_open_context *ctx)
{
struct nfs_lock_context *res, *new = NULL;
struct inode *inode = ctx->path.dentry->d_inode;
struct inode *inode = ctx->dentry->d_inode;
spin_lock(&inode->i_lock);
res = __nfs_find_lock_context(ctx);
@ -594,7 +594,7 @@ struct nfs_lock_context *nfs_get_lock_context(struct nfs_open_context *ctx)
void nfs_put_lock_context(struct nfs_lock_context *l_ctx)
{
struct nfs_open_context *ctx = l_ctx->open_context;
struct inode *inode = ctx->path.dentry->d_inode;
struct inode *inode = ctx->dentry->d_inode;
if (!atomic_dec_and_lock(&l_ctx->count, &inode->i_lock))
return;
@ -620,7 +620,7 @@ void nfs_close_context(struct nfs_open_context *ctx, int is_sync)
return;
if (!is_sync)
return;
inode = ctx->path.dentry->d_inode;
inode = ctx->dentry->d_inode;
if (!list_empty(&NFS_I(inode)->open_files))
return;
server = NFS_SERVER(inode);
@ -629,14 +629,14 @@ void nfs_close_context(struct nfs_open_context *ctx, int is_sync)
nfs_revalidate_inode(server, inode);
}
struct nfs_open_context *alloc_nfs_open_context(struct path *path, struct rpc_cred *cred, fmode_t f_mode)
struct nfs_open_context *alloc_nfs_open_context(struct dentry *dentry, struct rpc_cred *cred, fmode_t f_mode)
{
struct nfs_open_context *ctx;
ctx = kmalloc(sizeof(*ctx), GFP_KERNEL);
if (ctx != NULL) {
ctx->path = *path;
path_get(&ctx->path);
nfs_sb_active(dentry->d_sb);
ctx->dentry = dget(dentry);
ctx->cred = get_rpccred(cred);
ctx->state = NULL;
ctx->mode = f_mode;
@ -658,7 +658,8 @@ struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx)
static void __put_nfs_open_context(struct nfs_open_context *ctx, int is_sync)
{
struct inode *inode = ctx->path.dentry->d_inode;
struct inode *inode = ctx->dentry->d_inode;
struct super_block *sb = ctx->dentry->d_sb;
if (!list_empty(&ctx->list)) {
if (!atomic_dec_and_lock(&ctx->lock_context.count, &inode->i_lock))
@ -671,7 +672,8 @@ static void __put_nfs_open_context(struct nfs_open_context *ctx, int is_sync)
NFS_PROTO(inode)->close_context(ctx, is_sync);
if (ctx->cred != NULL)
put_rpccred(ctx->cred);
path_put(&ctx->path);
dput(ctx->dentry);
nfs_sb_deactive(sb);
kfree(ctx);
}
@ -741,7 +743,7 @@ int nfs_open(struct inode *inode, struct file *filp)
cred = rpc_lookup_cred();
if (IS_ERR(cred))
return PTR_ERR(cred);
ctx = alloc_nfs_open_context(&filp->f_path, cred, filp->f_mode);
ctx = alloc_nfs_open_context(filp->f_path.dentry, cred, filp->f_mode);
put_rpccred(cred);
if (ctx == NULL)
return -ENOMEM;

10
fs/nfs/nfs4proc.c
View File

@ -1132,7 +1132,7 @@ static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context
{
struct nfs4_opendata *opendata;
opendata = nfs4_opendata_alloc(ctx->path.dentry, state->owner, 0, 0, NULL, GFP_NOFS);
opendata = nfs4_opendata_alloc(ctx->dentry, state->owner, 0, 0, NULL, GFP_NOFS);
if (opendata == NULL)
return ERR_PTR(-ENOMEM);
opendata->state = state;
@ -1650,7 +1650,7 @@ static int _nfs4_open_expired(struct nfs_open_context *ctx, struct nfs4_state *s
return PTR_ERR(opendata);
ret = nfs4_open_recover(opendata, state);
if (ret == -ESTALE)
d_drop(ctx->path.dentry);
d_drop(ctx->dentry);
nfs4_opendata_put(opendata);
return ret;
}
@ -2081,7 +2081,7 @@ nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx, int open_flags
struct nfs4_state *state;
/* Protect against concurrent sillydeletes */
state = nfs4_do_open(dir, ctx->path.dentry, ctx->mode, open_flags, attr, ctx->cred);
state = nfs4_do_open(dir, ctx->dentry, ctx->mode, open_flags, attr, ctx->cred);
if (IS_ERR(state))
return ERR_CAST(state);
ctx->state = state;
@ -2625,7 +2625,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
if (ctx != NULL) {
cred = ctx->cred;
de = ctx->path.dentry;
de = ctx->dentry;
fmode = ctx->mode;
}
sattr->ia_mode &= ~current_umask();
@ -4292,7 +4292,7 @@ static void nfs4_lock_done(struct rpc_task *task, void *calldata)
memcpy(data->lsp->ls_stateid.data, data->res.stateid.data,
sizeof(data->lsp->ls_stateid.data));
data->lsp->ls_flags |= NFS_LOCK_INITIALIZED;
renew_lease(NFS_SERVER(data->ctx->path.dentry->d_inode), data->timestamp);
renew_lease(NFS_SERVER(data->ctx->dentry->d_inode), data->timestamp);
}
out:
dprintk("%s: done, ret = %d!\n", __func__, data->rpc_status);

4
fs/nfs/pagelist.c
View File

@ -114,7 +114,7 @@ int nfs_set_page_tag_locked(struct nfs_page *req)
if (!nfs_lock_request_dontget(req))
return 0;
if (test_bit(PG_MAPPED, &req->wb_flags))
radix_tree_tag_set(&NFS_I(req->wb_context->path.dentry->d_inode)->nfs_page_tree, req->wb_index, NFS_PAGE_TAG_LOCKED);
radix_tree_tag_set(&NFS_I(req->wb_context->dentry->d_inode)->nfs_page_tree, req->wb_index, NFS_PAGE_TAG_LOCKED);
return 1;
}
@ -124,7 +124,7 @@ int nfs_set_page_tag_locked(struct nfs_page *req)
void nfs_clear_page_tag_locked(struct nfs_page *req)
{
if (test_bit(PG_MAPPED, &req->wb_flags)) {
struct inode *inode = req->wb_context->path.dentry->d_inode;
struct inode *inode = req->wb_context->dentry->d_inode;
struct nfs_inode *nfsi = NFS_I(inode);
spin_lock(&inode->i_lock);

8
fs/nfs/read.c
View File

@ -144,7 +144,7 @@ int nfs_readpage_async(struct nfs_open_context *ctx, struct inode *inode,
static void nfs_readpage_release(struct nfs_page *req)
{
struct inode *d_inode = req->wb_context->path.dentry->d_inode;
struct inode *d_inode = req->wb_context->dentry->d_inode;
if (PageUptodate(req->wb_page))
nfs_readpage_to_fscache(d_inode, req->wb_page, 0);
@ -152,8 +152,8 @@ static void nfs_readpage_release(struct nfs_page *req)
unlock_page(req->wb_page);
dprintk("NFS: read done (%s/%Ld %d@%Ld)\n",
req->wb_context->path.dentry->d_inode->i_sb->s_id,
(long long)NFS_FILEID(req->wb_context->path.dentry->d_inode),
req->wb_context->dentry->d_inode->i_sb->s_id,
(long long)NFS_FILEID(req->wb_context->dentry->d_inode),
req->wb_bytes,
(long long)req_offset(req));
nfs_release_request(req);
@ -207,7 +207,7 @@ static int nfs_read_rpcsetup(struct nfs_page *req, struct nfs_read_data *data,
unsigned int count, unsigned int offset,
struct pnfs_layout_segment *lseg)
{
struct inode *inode = req->wb_context->path.dentry->d_inode;
struct inode *inode = req->wb_context->dentry->d_inode;
data->req = req;
data->inode = inode;

22
fs/nfs/write.c
View File

@ -409,7 +409,7 @@ out:
*/
static void nfs_inode_remove_request(struct nfs_page *req)
{
struct inode *inode = req->wb_context->path.dentry->d_inode;
struct inode *inode = req->wb_context->dentry->d_inode;
struct nfs_inode *nfsi = NFS_I(inode);
BUG_ON (!NFS_WBACK_BUSY(req));
@ -438,7 +438,7 @@ nfs_mark_request_dirty(struct nfs_page *req)
static void
nfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg)
{
struct inode *inode = req->wb_context->path.dentry->d_inode;
struct inode *inode = req->wb_context->dentry->d_inode;
struct nfs_inode *nfsi = NFS_I(inode);
spin_lock(&inode->i_lock);
@ -852,13 +852,13 @@ static int nfs_write_rpcsetup(struct nfs_page *req,
struct pnfs_layout_segment *lseg,
int how)
{
struct inode *inode = req->wb_context->path.dentry->d_inode;
struct inode *inode = req->wb_context->dentry->d_inode;
/* Set up the RPC argument and reply structs
* NB: take care not to mess about with data->commit et al. */
data->req = req;
data->inode = inode = req->wb_context->path.dentry->d_inode;
data->inode = inode = req->wb_context->dentry->d_inode;
data->cred = req->wb_context->cred;
data->lseg = get_lseg(lseg);
@ -1053,9 +1053,9 @@ static void nfs_writeback_done_partial(struct rpc_task *task, void *calldata)
dprintk("NFS: %5u write(%s/%lld %d@%lld)",
task->tk_pid,
data->req->wb_context->path.dentry->d_inode->i_sb->s_id,
data->req->wb_context->dentry->d_inode->i_sb->s_id,
(long long)
NFS_FILEID(data->req->wb_context->path.dentry->d_inode),
NFS_FILEID(data->req->wb_context->dentry->d_inode),
data->req->wb_bytes, (long long)req_offset(data->req));
nfs_writeback_done(task, data);
@ -1148,8 +1148,8 @@ static void nfs_writeback_release_full(void *calldata)
dprintk("NFS: %5u write (%s/%lld %d@%lld)",
data->task.tk_pid,
req->wb_context->path.dentry->d_inode->i_sb->s_id,
(long long)NFS_FILEID(req->wb_context->path.dentry->d_inode),
req->wb_context->dentry->d_inode->i_sb->s_id,
(long long)NFS_FILEID(req->wb_context->dentry->d_inode),
req->wb_bytes,
(long long)req_offset(req));
@ -1347,7 +1347,7 @@ void nfs_init_commit(struct nfs_write_data *data,
struct pnfs_layout_segment *lseg)
{
struct nfs_page *first = nfs_list_entry(head->next);
struct inode *inode = first->wb_context->path.dentry->d_inode;
struct inode *inode = first->wb_context->dentry->d_inode;
/* Set up the RPC argument and reply structs
* NB: take care not to mess about with data->commit et al. */
@ -1435,8 +1435,8 @@ void nfs_commit_release_pages(struct nfs_write_data *data)
nfs_clear_request_commit(req);
dprintk("NFS: commit (%s/%lld %d@%lld)",
req->wb_context->path.dentry->d_inode->i_sb->s_id,
(long long)NFS_FILEID(req->wb_context->path.dentry->d_inode),
req->wb_context->dentry->d_sb->s_id,
(long long)NFS_FILEID(req->wb_context->dentry->d_inode),
req->wb_bytes,
(long long)req_offset(req));
if (status < 0) {

4
include/linux/nfs_fs.h
View File

@ -85,7 +85,7 @@ struct nfs_lock_context {
struct nfs4_state;
struct nfs_open_context {
struct nfs_lock_context lock_context;
struct path path;
struct dentry *dentry;
struct rpc_cred *cred;
struct nfs4_state *state;
fmode_t mode;
@ -372,7 +372,7 @@ extern void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr);
extern struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx);
extern void put_nfs_open_context(struct nfs_open_context *ctx);
extern struct nfs_open_context *nfs_find_open_context(struct inode *inode, struct rpc_cred *cred, fmode_t mode);
extern struct nfs_open_context *alloc_nfs_open_context(struct path *path, struct rpc_cred *cred, fmode_t f_mode);
extern struct nfs_open_context *alloc_nfs_open_context(struct dentry *dentry, struct rpc_cred *cred, fmode_t f_mode);
extern void nfs_file_set_open_context(struct file *filp, struct nfs_open_context *ctx);
extern struct nfs_lock_context *nfs_get_lock_context(struct nfs_open_context *ctx);
extern void nfs_put_lock_context(struct nfs_lock_context *l_ctx);