From nobody Mon Sep 29 22:45:04 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30D6FC25B0D for ; Tue, 16 Aug 2022 04:32:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230153AbiHPEc3 (ORCPT ); Tue, 16 Aug 2022 00:32:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229725AbiHPEcG (ORCPT ); Tue, 16 Aug 2022 00:32:06 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BEB4315F4C3; Mon, 15 Aug 2022 13:22:42 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 61A38B8119C; Mon, 15 Aug 2022 20:22:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BDBD8C433D6; Mon, 15 Aug 2022 20:22:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660594959; bh=jzoIG7C9ykxnll/ShPrCHt0hHWDKNMwpEOJFsRDXurA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TOBLq/ugDgcSmTIH/ZE3AdXv+MGl31LJesww/h9CXg7Jmn7ukAbilVXwBxnLFJEZH eA7tFOmw35S9JbzQFKyOmIhRwcrKgj1lq/d5DMvFd8sY6PjxfGZb9J6cpOJd4xP9U3 yR1MNCmJJGOoRk4xgslMBRRNfHkQJXWfY+gdcreE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Quinn Tran , Nilesh Javali , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 5.19 0585/1157] scsi: qla2xxx: edif: Fix potential stuck session in sa update Date: Mon, 15 Aug 2022 19:59:01 +0200 Message-Id: <20220815180503.072616006@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180439.416659447@linuxfoundation.org> References: <20220815180439.416659447@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Quinn Tran [ Upstream commit e0fb8ce2bb9e52c846e54ad2c58b5b7beb13eb09 ] When a thread is in the process of reestablish a session, a flag is set to prevent multiple threads/triggers from doing the same task. This flag was left on, and any attempt to relogin was locked out. Clear this flag if the attempt has failed. Link: https://lore.kernel.org/r/20220607044627.19563-6-njavali@marvell.com Fixes: dd30706e73b7 ("scsi: qla2xxx: edif: Add key update") Signed-off-by: Quinn Tran Signed-off-by: Nilesh Javali Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/qla2xxx/qla_edif.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_edif.c b/drivers/scsi/qla2xxx/qla_edi= f.c index 0d84dad2612c..c7198f8635c7 100644 --- a/drivers/scsi/qla2xxx/qla_edif.c +++ b/drivers/scsi/qla2xxx/qla_edif.c @@ -2331,6 +2331,7 @@ edif_doorbell_show(struct device *dev, struct device_= attribute *attr, =20 static void qla_noop_sp_done(srb_t *sp, int res) { + sp->fcport->flags &=3D ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE); /* ref: INIT */ kref_put(&sp->cmd_kref, qla2x00_sp_release); } @@ -2355,7 +2356,8 @@ qla24xx_issue_sa_replace_iocb(scsi_qla_host_t *vha, s= truct qla_work_evt *e) if (!sa_ctl) { ql_dbg(ql_dbg_edif, vha, 0x70e6, "sa_ctl allocation failed\n"); - return -ENOMEM; + rval =3D -ENOMEM; + goto done; } =20 fcport =3D sa_ctl->fcport; @@ -2365,7 +2367,8 @@ qla24xx_issue_sa_replace_iocb(scsi_qla_host_t *vha, s= truct qla_work_evt *e) if (!sp) { ql_dbg(ql_dbg_edif, vha, 0x70e6, "SRB allocation failed\n"); - return -ENOMEM; + rval =3D -ENOMEM; + goto done; } =20 fcport->flags |=3D FCF_ASYNC_SENT; @@ -2394,9 +2397,17 @@ qla24xx_issue_sa_replace_iocb(scsi_qla_host_t *vha, = struct qla_work_evt *e) =20 rval =3D qla2x00_start_sp(sp); =20 - if (rval !=3D QLA_SUCCESS) + if (rval !=3D QLA_SUCCESS) { rval =3D QLA_FUNCTION_FAILED; + goto done_free_sp; + } =20 + return rval; +done_free_sp: + kref_put(&sp->cmd_kref, qla2x00_sp_release); + fcport->flags &=3D ~FCF_ASYNC_SENT; +done: + fcport->flags &=3D ~FCF_ASYNC_ACTIVE; return rval; } =20 --=20 2.35.1