From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from userp2130.oracle.com ([156.151.31.86]:50990 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727351AbeK1Owo (ORCPT ); Wed, 28 Nov 2018 09:52:44 -0500 From: Allison Henderson To: linux-block@vger.kernel.org, linux-xfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Cc: martin.petersen@oracle.com, shirley.ma@oracle.com, bob.liu@oracle.com, allison.henderson@oracle.com Subject: [PATCH v1 6/7] xfs: Rewrite retried read Date: Tue, 27 Nov 2018 20:49:50 -0700 Message-Id: <1543376991-5764-7-git-send-email-allison.henderson@oracle.com> In-Reply-To: <1543376991-5764-1-git-send-email-allison.henderson@oracle.com> References: <1543376991-5764-1-git-send-email-allison.henderson@oracle.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: If we had to try more than one mirror to get a successful read, then write that buffer back to correct the bad mirro Signed-off-by: Allison Henderson --- fs/xfs/xfs_buf.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index f102d01..81f6491 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -847,6 +847,14 @@ xfs_buf_read_map( } retry_done: + + /* + * if we had to try more than one mirror to sucessfully read + * the buffer, write the buffer back + */ + if (!bp->b_error && i > 0) + xfs_bwrite(bp); + return bp; } -- 2.7.4