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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-02-26 19:52:06 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-03-01 23:23:06 -0500 |
| commit | 3235b40303b6f609c446275d0e7f6f9f4fe94156 (patch) | |
| tree | c1cf48ebf29dbf8320b3aea4b63e60674d870748 /fs | |
| parent | 92d64e47b67b5e7fe1b5358402ab222a32ec3479 (diff) | |
| download | linux-3235b40303b6f609c446275d0e7f6f9f4fe94156.tar.gz linux-3235b40303b6f609c446275d0e7f6f9f4fe94156.tar.bz2 linux-3235b40303b6f609c446275d0e7f6f9f4fe94156.zip | |
NFSv4: Set a barrier in the update_changeattr() helper
Ensure that we don't regress the changes that were made to the
directory.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Tested-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/inode.c | 1 | ||||
| -rw-r--r-- | fs/nfs/nfs4proc.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index c66c1df467f4..5026c44a98e1 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -1249,6 +1249,7 @@ unsigned long nfs_inc_attr_generation_counter(void) { return atomic_long_inc_return(&nfs_attr_generation_counter); } +EXPORT_SYMBOL_GPL(nfs_inc_attr_generation_counter); void nfs_fattr_init(struct nfs_fattr *fattr) { diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index b022e64b76a5..a211daf58c32 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -901,6 +901,7 @@ static void update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo) if (!cinfo->atomic || cinfo->before != dir->i_version) nfs_force_lookup_revalidate(dir); dir->i_version = cinfo->after; + nfsi->attr_gencount = nfs_inc_attr_generation_counter(); nfs_fscache_invalidate(dir); spin_unlock(&dir->i_lock); } |