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authorTrond Myklebust <Trond.Myklebust@netapp.com>2008-06-11 00:31:02 +0200
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-07-09 18:08:50 +0200
commitb5418383ef13f70528281546d02c15edc03d8567 (patch)
treea25d5e9c78c14af25a71046541eaa9f77819d9a9 /fs/nfs/file.c
parentSUNRPC: Use GFP_NOFS when allocating credentials (diff)
downloadlinux-b5418383ef13f70528281546d02c15edc03d8567.tar.xz
linux-b5418383ef13f70528281546d02c15edc03d8567.zip
NFS: do_setlk(): don't flush caches when we have a delegation
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/file.c')
-rw-r--r--fs/nfs/file.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 7ac89a845a5e..0213c21038fa 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -602,7 +602,8 @@ static int do_setlk(struct file *filp, int cmd, struct file_lock *fl)
* This makes locking act as a cache coherency point.
*/
nfs_sync_mapping(filp->f_mapping);
- nfs_zap_caches(inode);
+ if (!nfs_have_delegation(inode, FMODE_READ))
+ nfs_zap_caches(inode);
out:
return status;
}