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| author |   Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-04-30 12:43:42 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-05-03 12:18:47 -0400 |
| commit | c5a2a15f8146fdfe45078df7873a6dc1006b3869 (patch) | |
| tree | 6bced48c0d503130b010f20e7b043faafc383759 /fs/nfs/mount_clnt.c | |
| parent | NFSv4: Warn once about servers that incorrectly apply open mode to setattr (diff) | |
| download | linux-dev-c5a2a15f8146fdfe45078df7873a6dc1006b3869.tar.xz linux-dev-c5a2a15f8146fdfe45078df7873a6dc1006b3869.zip | |
NFSv4.x: Fix handling of partially delegated locks
If a NFS client receives a delegation for a file after it has taken
a lock on that file, we can currently end up in a situation where
we mistakenly skip unlocking that file.
The following patch swaps an erroneous check in nfs4_proc_unlck for
whether or not the file has a delegation to one which checks whether
or not we hold a lock stateid for that file.
Reported-by: Chuck Lever <Chuck.Lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@vger.kernel.org [>=3.7]
Tested-by: Chuck Lever <Chuck.Lever@oracle.com>
Diffstat (limited to 'fs/nfs/mount_clnt.c')
0 files changed, 0 insertions, 0 deletions