From: Hou Tao <houtao1@huawei.com>
Date: Fri, 3 Feb 2017 22:39:07 +0000 (-0800)
Subject: xfs: reset b_first_retry_time when clear the retry status of xfs_buf_t
X-Git-Tag: v4.11-rc1~112^2~22
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4dd2eb633598cb6a5a0be2fd9a2be0819f5eeb5f;p=platform%2Fkernel%2Flinux-exynos.git

xfs: reset b_first_retry_time when clear the retry status of xfs_buf_t

After successful IO or permanent error, b_first_retry_time also
needs to be cleared, else the invalid first retry time will be
used by the next retry check.

Signed-off-by: Hou Tao <houtao1@huawei.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---

diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 2975cb2..0306168 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -1162,6 +1162,7 @@ xfs_buf_iodone_callbacks(
 	 */
 	bp->b_last_error = 0;
 	bp->b_retries = 0;
+	bp->b_first_retry_time = 0;
 
 	xfs_buf_do_callbacks(bp);
 	bp->b_fspriv = NULL;