From: Trond Myklebust <Trond.Myklebust@netapp.com>
To: linux-nfs@vger.kernel.org
Cc: viro@zeniv.linux.org.uk, hch@infradead.org
Subject: [PATCH 4/6] NFSv4: Further cleanups for nfs4_open_revalidate()
Date: Thu, 16 Sep 2010 17:01:41 -0400 [thread overview]
Message-ID: <1284670903-28475-5-git-send-email-Trond.Myklebust@netapp.com> (raw)
In-Reply-To: <1284670903-28475-4-git-send-email-Trond.Myklebust@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---
fs/nfs/dir.c | 32 ++++++++++++++++++++++++++------
fs/nfs/nfs4_fs.h | 1 -
fs/nfs/nfs4proc.c | 28 ----------------------------
3 files changed, 26 insertions(+), 35 deletions(-)
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 196775c..dc93d35 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1204,16 +1204,36 @@ static int nfs_open_revalidate(struct dentry *dentry, struct nameidata *nd)
* operations that change the directory. We therefore save the
* change attribute *before* we do the RPC call.
*/
- ret = nfs4_open_revalidate(dir, ctx, openflags);
- if (ret == 1)
+ inode = nfs4_atomic_open(dir, ctx, openflags, NULL);
+ if (IS_ERR(inode)) {
+ ret = PTR_ERR(inode);
+ switch (ret) {
+ case -EPERM:
+ case -EACCES:
+ case -EDQUOT:
+ case -ENOSPC:
+ case -EROFS:
+ goto out_put_ctx;
+ default:
+ goto out_drop;
+ }
+ }
+ iput(inode);
+ if (inode == dentry->d_inode) {
+ nfs_set_verifier(dentry, nfs_save_change_attribute(dir));
nfs_intent_set_file(nd, ctx);
- else
- put_nfs_open_context(ctx);
+ } else
+ goto out_drop;
out:
dput(parent);
- if (!ret)
- d_drop(dentry);
return ret;
+out_drop:
+ d_drop(dentry);
+ ret = 0;
+out_put_ctx:
+ put_nfs_open_context(ctx);
+ goto out;
+
no_open_dput:
dput(parent);
no_open:
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 76ec1c6..6cf12ba 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -243,7 +243,6 @@ extern int nfs4_init_clientid(struct nfs_client *, struct rpc_cred *);
extern int nfs41_init_clientid(struct nfs_client *, struct rpc_cred *);
extern int nfs4_do_close(struct path *path, struct nfs4_state *state, gfp_t gfp_mask, int wait);
extern struct inode *nfs4_atomic_open(struct inode *, struct nfs_open_context *, int, struct iattr *);
-extern int nfs4_open_revalidate(struct inode *, struct nfs_open_context *, int);
extern int nfs4_server_capabilities(struct nfs_server *server, struct nfs_fh *fhandle);
extern int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
struct nfs4_fs_locations *fs_locations, struct page *page);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index b476246..83c5ef6 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2037,34 +2037,6 @@ nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx, int open_flags
return igrab(state->inode);
}
-int
-nfs4_open_revalidate(struct inode *dir, struct nfs_open_context *ctx, int openflags)
-{
- struct nfs4_state *state;
-
- state = nfs4_do_open(dir, &ctx->path, ctx->mode, openflags, NULL, ctx->cred);
- if (IS_ERR(state)) {
- switch (PTR_ERR(state)) {
- case -EPERM:
- case -EACCES:
- case -EDQUOT:
- case -ENOSPC:
- case -EROFS:
- return PTR_ERR(state);
- default:
- goto out_drop;
- }
- }
- ctx->state = state;
- if (state->inode == ctx->path.dentry->d_inode) {
- nfs_set_verifier(ctx->path.dentry, nfs_save_change_attribute(dir));
- return 1;
- }
-out_drop:
- d_drop(ctx->path.dentry);
- return 0;
-}
-
static void nfs4_close_context(struct nfs_open_context *ctx, int is_sync)
{
if (ctx->state == NULL)
--
1.7.2.3
next prev parent reply other threads:[~2010-09-16 21:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-16 21:01 [PATCH 0/6] Remove struct nameidata from lower level NFS code Trond Myklebust
2010-09-16 21:01 ` [PATCH 1/6] NFSv4: Clean up nfs4_atomic_open Trond Myklebust
2010-09-16 21:01 ` [PATCH 2/6] NFSv4: Further minor cleanups for nfs4_atomic_open() Trond Myklebust
2010-09-16 21:01 ` [PATCH 3/6] NFSv4: Clean up nfs4_open_revalidate Trond Myklebust
2010-09-16 21:01 ` Trond Myklebust [this message]
2010-09-16 21:01 ` [PATCH 5/6] NFS: Clean up nfs4_proc_create() Trond Myklebust
2010-09-16 21:01 ` [PATCH 6/6] NFS: Add an 'open_context' element to struct nfs_rpc_ops Trond Myklebust
2010-09-17 17:23 ` [PATCH 2/6] NFSv4: Further minor cleanups for nfs4_atomic_open() J. Bruce Fields
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