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Ip=[63.163.107.21]; Helo=[milsmgep15.sandisk.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR0401MB1772 X-Greylist: Delayed for 00:13:58 by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Wed, 09 Aug 2017 18:47:30 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Wed, 09 Aug 2017 18:47:30 +0000 (UTC) for IP:'216.71.154.45' DOMAIN:'esa6.hgst.iphmx.com' HELO:'esa6.hgst.iphmx.com' FROM:'Bart.VanAssche@wdc.com' RCPT:'' X-RedHat-Spam-Score: -1.5 (DCC_REPUT_00_12, DKIM_SIGNED, DKIM_VALID, RCVD_IN_DNSWL_LOW) 216.71.154.45 esa6.hgst.iphmx.com 216.71.154.45 esa6.hgst.iphmx.com X-Scanned-By: MIMEDefang 2.78 on 10.5.110.27 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-loop: dm-devel@redhat.com X-Mailman-Approved-At: Wed, 09 Aug 2017 14:50:42 -0400 Cc: Bart Van Assche , dm-devel@redhat.com, Laurence Oberman , Christoph Hellwig Subject: [dm-devel] [PATCH 6/7] dm-mpath: Retry BLK_STS_RESOURCE errors X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Wed, 09 Aug 2017 18:51:18 +0000 (UTC) X-Virus-Scanned: ClamAV using ClamSMTP Retry requests instead of failing these if an out-of-memory error occurs or the block driver below dm-mpath is busy. This restores the v4.12 behavior of noretry_error(), namely that -ENOMEM results in a retry. Fixes: commit 2a842acab109 ("block: introduce new block status code type") Signed-off-by: Bart Van Assche Cc: Christoph Hellwig Cc: Laurence Oberman Reviewed-by: Christoph Hellwig --- drivers/md/dm-mpath.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index f2ffa20c69b9..3c1f8a89b10f 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -1463,7 +1463,6 @@ static int noretry_error(blk_status_t error) case BLK_STS_TARGET: case BLK_STS_NEXUS: case BLK_STS_MEDIUM: - case BLK_STS_RESOURCE: return 1; }