From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5BBA5C43603 for ; Fri, 20 Dec 2019 14:35:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 267DD2468F for ; Fri, 20 Dec 2019 14:35:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576852502; bh=3hwFr1ZSEJn7nMsQE8yZf0dKqDxpxdTJJtSZCV8O5bM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=WgVvnf7RSvC3134j+wwVnqdyK5pqwNyXInxcLmc5mTThfDiWmEtWDbS9c0a1UazDr omi9p8teZO1QKVNRzEimFcs5+W6CyaetlAK1uTauPGBVSJV1dufuheA9Yl4kgfOMx9 00tafT9bf4+tjny3TeLJdmtI0cIZS/4MzKWCDOI0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728330AbfLTOfB (ORCPT ); Fri, 20 Dec 2019 09:35:01 -0500 Received: from mail.kernel.org ([198.145.29.99]:39308 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727634AbfLTOfA (ORCPT ); Fri, 20 Dec 2019 09:35:00 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 295AA21D7D; Fri, 20 Dec 2019 14:34:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576852499; bh=3hwFr1ZSEJn7nMsQE8yZf0dKqDxpxdTJJtSZCV8O5bM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CvI5OGFlo0D8ne5FotStHecQMLeXNC5Z1rAE7uOAHJDp65Qr7lot5Wv6WIedjNu3U QZDwQibCJVGT8k0nwAqIekE5Jh5xsy2PGBry2hjuVVKy883lmHHZmWN14F7nfZw47P YLFtPp4whR60c0i4z0kA0CeIOGKntvYwgANEE35E= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Roman Bolshakov , Krishna Kant , Alexei Potashnik , Quinn Tran , Himanshu Madhani , Hannes Reinecke , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 19/34] scsi: qla2xxx: Send Notify ACK after N2N PLOGI Date: Fri, 20 Dec 2019 09:34:18 -0500 Message-Id: <20191220143433.9922-19-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191220143433.9922-1-sashal@kernel.org> References: <20191220143433.9922-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Roman Bolshakov [ Upstream commit 5e6b01d84b9d20bcd77fc7c4733a2a4149bf220a ] qlt_handle_login schedules session for deletion even if a login is in progress. That causes login bouncing, i.e. a few logins are made before it settles down. Complete the first login by sending Notify Acknowledge IOCB via qlt_plogi_ack_unref if the session is pending login completion. Fixes: 9cd883f07a54 ("scsi: qla2xxx: Fix session cleanup for N2N") Cc: Krishna Kant Cc: Alexei Potashnik Link: https://lore.kernel.org/r/20191125165702.1013-11-r.bolshakov@yadro.com Acked-by: Quinn Tran Acked-by: Himanshu Madhani Reviewed-by: Hannes Reinecke Tested-by: Hannes Reinecke Signed-off-by: Roman Bolshakov Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/qla2xxx/qla_target.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 8eda55e917e04..e9545411ec5a9 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -4779,6 +4779,7 @@ static int qlt_handle_login(struct scsi_qla_host *vha, switch (sess->disc_state) { case DSC_DELETED: + case DSC_LOGIN_PEND: qlt_plogi_ack_unref(vha, pla); break; -- 2.20.1