Commit 39e88fcf authored by Yanchuan Nian's avatar Yanchuan Nian Committed by Trond Myklebust

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
...@@ -254,7 +254,7 @@ static void ...@@ -254,7 +254,7 @@ static void
pnfs_layout_set_fail_bit(struct pnfs_layout_hdr *lo, int fail_bit) pnfs_layout_set_fail_bit(struct pnfs_layout_hdr *lo, int fail_bit)
{ {
lo->plh_retry_timestamp = jiffies; 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); atomic_inc(&lo->plh_refcount);
} }
......
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