From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754871Ab2JNOxi (ORCPT ); Sun, 14 Oct 2012 10:53:38 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:46654 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932270Ab2JNOns (ORCPT ); Sun, 14 Oct 2012 10:43:48 -0400 Message-Id: <20121014143541.050528990@decadent.org.uk> User-Agent: quilt/0.60-1 Date: Sun, 14 Oct 2012 15:36:26 +0100 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Bart Van Assche , Mike Christie , Hannes Reinecke , James Bottomley Subject: [ 053/147] [SCSI] scsi_dh_alua: Enable STPG for unavailable ports In-Reply-To: <20121014143533.742627615@decadent.org.uk> X-SA-Exim-Connect-IP: 77.75.106.1 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Bart Van Assche commit e47f8976d8e573928824a06748f7bc82c58d747f upstream. A quote from SPC-4: "While in the unavailable primary target port asymmetric access state, the device server shall support those of the following commands that it supports while in the active/optimized state: [ ... ] d) SET TARGET PORT GROUPS; [ ... ]". Hence enable sending STPG to a target port group that is in the unavailable state. Signed-off-by: Bart Van Assche Reviewed-by: Mike Christie Acked-by: Hannes Reinecke Signed-off-by: James Bottomley Signed-off-by: Ben Hutchings --- drivers/scsi/device_handler/scsi_dh_alua.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 08d80a6..6f4d8e6 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -641,8 +641,7 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h) h->state = TPGS_STATE_STANDBY; break; case TPGS_STATE_OFFLINE: - case TPGS_STATE_UNAVAILABLE: - /* Path unusable for unavailable/offline */ + /* Path unusable */ err = SCSI_DH_DEV_OFFLINED; break; default: