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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>
This commit is contained in:
Hou Tao 2017-02-03 14:39:07 -08:00 committed by Darrick J. Wong
parent 5eda430000
commit 4dd2eb6335
1 changed files with 1 additions and 0 deletions
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1
fs/xfs/xfs_buf_item.c
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@ -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;