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authorYanchuan Nian <ycnian@gmail.com>2013-01-04 16:19:49 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-01-04 19:50:42 +0400
commit39e88fcfb1d5c6c4b1ff76ca2ab76cf449b850e8 (patch)
tree4cd9e5897b1ee6b22941b4640de5f28f261ed022
parentf8d9a897d4384b77f13781ea813156568f68b83e (diff)
downloadlinux-39e88fcfb1d5c6c4b1ff76ca2ab76cf449b850e8.tar.xz
pnfs: Increase the refcount when LAYOUTGET fails the first time
The layout will be set unusable if LAYOUTGET fails. Is it reasonable to increase the refcount iff LAYOUTGET fails the first time? Signed-off-by: Yanchuan Nian <ycnian@gmail.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Cc: stable@vger.kernel.org [>= 3.7]
-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 e7165d915362..d00260b08103 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -254,7 +254,7 @@ static void
pnfs_layout_set_fail_bit(struct pnfs_layout_hdr *lo, int fail_bit)
{
lo->plh_retry_timestamp = jiffies;
- if (test_and_set_bit(fail_bit, &lo->plh_flags))
+ if (!test_and_set_bit(fail_bit, &lo->plh_flags))
atomic_inc(&lo->plh_refcount);
}