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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-04-30 12:43:42 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-11 13:54:10 -0700 |
| commit | 76e7f478a400a76a37a05848cc2e9263e0d0cb40 (patch) | |
| tree | 69a0fbd8caa5de771223f8477f0c38c3c25efcd3 /drivers/net/xen-netback/interface.c | |
| parent | 5a3f1f30a22ab33f948f0c4a6d56fc7cc5df5199 (diff) | |
NFSv4.x: Fix handling of partially delegated locks
commit c5a2a15f8146fdfe45078df7873a6dc1006b3869 upstream.
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>
Tested-by: Chuck Lever <Chuck.Lever@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/xen-netback/interface.c')
0 files changed, 0 insertions, 0 deletions