From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934086Ab2JDVX3 (ORCPT ); Thu, 4 Oct 2012 17:23:29 -0400 Received: from mail-pa0-f46.google.com ([209.85.220.46]:57562 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934055Ab2JDVXR (ORCPT ); Thu, 4 Oct 2012 17:23:17 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Bart Van Assche , Mike Christie , Hannes Reinecke , James Bottomley Subject: [ 58/58] SCSI: scsi_dh_alua: Enable STPG for unavailable ports Date: Thu, 4 Oct 2012 14:20:05 -0700 Message-Id: <20121004210642.751938372@linuxfoundation.org> X-Mailer: git-send-email 1.7.12.2.421.g261b511 In-Reply-To: <20121004210635.449598766@linuxfoundation.org> References: <20121004210635.449598766@linuxfoundation.org> User-Agent: quilt/0.60-2.1.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.5-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: Greg Kroah-Hartman --- drivers/scsi/device_handler/scsi_dh_alua.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -590,8 +590,7 @@ static int alua_rtpg(struct scsi_device 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: