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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-10-05 03:28:17 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-10-05 03:28:17 +0400
commit0f35ad6f688e9b7bcaa918a42130695822906f11 (patch)
tree84ed853848ec35a0ab43cdcf22a27629c4690ef5 /fs/nfs/pnfs.c
parent5f65753033d8c5a53e65810bff3832e8282c68d1 (diff)
downloadlinux-0f35ad6f688e9b7bcaa918a42130695822906f11.tar.xz
NFSv4.1: Deal with seqid wraparound in the pNFS return-on-close code
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
-rw-r--r--fs/nfs/pnfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index de827251bdac..42613bd19f8e 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -801,7 +801,7 @@ void pnfs_roc_set_barrier(struct inode *ino, u32 barrier)
spin_lock(&ino->i_lock);
lo = NFS_I(ino)->layout;
- if ((int)(barrier - lo->plh_barrier) > 0)
+ if (pnfs_seqid_is_newer(barrier, lo->plh_barrier))
lo->plh_barrier = barrier;
spin_unlock(&ino->i_lock);
}