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 7A373C433DF for ; Mon, 8 Jun 2020 23:14:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5170A21534 for ; Mon, 8 Jun 2020 23:14:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658066; bh=ABke5fCnb4WtC7EIewoibSfRFGOJLJ1nVVXvihgqlJc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=AWUSkMq/0HrjRkD7D6W4gm9nsmui0OVodQ4NlYORIDlbMz3YylXgLQm9Hu25HwTLY VQl4eEehbapyC8cpNcZTSEU2qBzr4bXV5E1XjmMEGTEvw3S+t6ZdDpJxl4Zd2Sxv9+ 00dGEYZOrAF2ou4xKUEQ8tbkfZbYKK/EXY+0WLuY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728846AbgFHXOZ (ORCPT ); Mon, 8 Jun 2020 19:14:25 -0400 Received: from mail.kernel.org ([198.145.29.99]:34578 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729778AbgFHXOW (ORCPT ); Mon, 8 Jun 2020 19:14:22 -0400 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 D9AB720C09; Mon, 8 Jun 2020 23:14:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658061; bh=ABke5fCnb4WtC7EIewoibSfRFGOJLJ1nVVXvihgqlJc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FoiFvRPrhxRnEeKHQZcwQ/vWm/998GtD5HnTAe/+QmVpsUTZkU/kHmtdI8Zgxr4Yt a4F4Cz3nW1Ary4qbvw3WZ3UjXzjDQexKoiRyx+xY4/eCxVijibJufsZRTq2dQ1ePOi FhfIe9tF97Bd/wF6eRylm7xuUEcKv/t3HRL+O1BI= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Arun Easi , Himanshu Madhani , Nilesh Javali , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 5.6 108/606] scsi: qla2xxx: Fix hang when issuing nvme disconnect-all in NPIV Date: Mon, 8 Jun 2020 19:03:53 -0400 Message-Id: <20200608231211.3363633-108-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200608231211.3363633-1-sashal@kernel.org> References: <20200608231211.3363633-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Arun Easi [ Upstream commit 45a76264c26fd8cfd0c9746196892d9b7e2657ee ] In NPIV environment, a NPIV host may use a queue pair created by base host or other NPIVs, so the check for a queue pair created by this NPIV is not correct, and can cause an abort to fail, which in turn means the NVME command not returned. This leads to hang in nvme_fc layer in nvme_fc_delete_association() which waits for all I/Os to be returned, which is seen as hang in the application. Link: https://lore.kernel.org/r/20200331104015.24868-3-njavali@marvell.com Reviewed-by: Himanshu Madhani Signed-off-by: Arun Easi Signed-off-by: Nilesh Javali Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/qla2xxx/qla_mbx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 9e09964f5c0e..7b341e41bb85 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -3117,7 +3117,7 @@ qla24xx_abort_command(srb_t *sp) ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108c, "Entered %s.\n", __func__); - if (vha->flags.qpairs_available && sp->qpair) + if (sp->qpair) req = sp->qpair->req; else return QLA_FUNCTION_FAILED; -- 2.25.1