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authorWeston Andros Adamson <dros@netapp.com>2012-10-03 01:49:52 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-10-03 01:56:19 +0400
commitae2bb03236fc978bdf673c19d39832500793b83c (patch)
treee88215f4a387fdcc6ef9183f61d12477b5b7e2bd /fs/nfs/nfs4proc.c
parentbbd3a8eee82a2a6f4aa1cce60ccb014f25e5c560 (diff)
downloadlinux-ae2bb03236fc978bdf673c19d39832500793b83c.tar.xz
NFSv4: don't put ACCESS in OPEN compound if O_EXCL
Don't put an ACCESS op in OPEN compound if O_EXCL, because ACCESS will return permission denied for all bits until close. Fixes a regression due to commit 6168f62c (NFSv4: Add ACCESS operation to OPEN compound) Signed-off-by: Weston Andros Adamson <dros@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r--fs/nfs/nfs4proc.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ccada6856f0d..21cfac7c2ff8 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -862,9 +862,15 @@ static struct nfs4_opendata *nfs4_opendata_alloc(struct dentry *dentry,
p->o_arg.fh = NFS_FH(dir);
p->o_arg.open_flags = flags;
p->o_arg.fmode = fmode & (FMODE_READ|FMODE_WRITE);
- /* ask server to check for all possible rights as results are cached */
- p->o_arg.access = NFS4_ACCESS_READ | NFS4_ACCESS_MODIFY |
- NFS4_ACCESS_EXTEND | NFS4_ACCESS_EXECUTE;
+ /* don't put an ACCESS op in OPEN compound if O_EXCL, because ACCESS
+ * will return permission denied for all bits until close */
+ if (!(flags & O_EXCL)) {
+ /* ask server to check for all possible rights as results
+ * are cached */
+ p->o_arg.access = NFS4_ACCESS_READ | NFS4_ACCESS_MODIFY |
+ NFS4_ACCESS_EXTEND | NFS4_ACCESS_EXECUTE;
+ p->o_res.access_request = p->o_arg.access;
+ }
p->o_arg.clientid = server->nfs_client->cl_clientid;
p->o_arg.id.create_time = ktime_to_ns(sp->so_seqid.create_time);
p->o_arg.id.uniquifier = sp->so_seqid.owner_id;