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Commit 39e88fcf authored by Yanchuan Nian's avatar Yanchuan Nian Committed by Trond Myklebust
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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: default avatarYanchuan Nian <ycnian@gmail.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@vger.kernel.org [>= 3.7]
parent f8d9a897

fs/nfs/pnfs.c

+1 −1
Original line number Diff line number Diff line
@@ -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);

}