From patchwork Thu Mar 11 20:14:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Don Brace X-Patchwork-Id: 12132825 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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 C153EC433DB for ; Thu, 11 Mar 2021 20:15:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6900B64F88 for ; Thu, 11 Mar 2021 20:15:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229900AbhCKUPR (ORCPT ); Thu, 11 Mar 2021 15:15:17 -0500 Received: from esa.microchip.iphmx.com ([68.232.153.233]:63181 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229520AbhCKUPF (ORCPT ); Thu, 11 Mar 2021 15:15:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1615493706; x=1647029706; h=subject:from:to:cc:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3I8hSmkZc0dJj3ouykY4nZ/d9LU7kmRKzLpSV7CIWKw=; b=kdd1wQ/o0RLnNT96ZugV5mQJSl7h3QUwVHpX+osDzwWjHDyfXuFygpXb Qh+765uC5REjmsKsXsf6J2JoztzepQqHozgMYZoYZzdj/ZCvW4cVTNJhT 7G3cNDb75AASrz0pJ2I2iwee5KwFS8jD1Dp8XiyFiIJafeOJn0EC1Cdyp RQQJ93XrUkqRz1QZaWB5HH+xhswRkVXrsZ+4FXD9oFJ8FemIq6Cs0QjVk A++AnjnF4CewsUN62PSo9kzYiOTYF4zFvHStcGd+vXy/GhPCiTSfZ5OmF eKAkuO2eHAK3jvZu5qJtzmJVyO0pqdcUd2rV4nhenPptSW5PkseaXdMAv A==; IronPort-SDR: MFNwNU65ihDRG30dpcdRyf88EERz0V2EBKsn2E7ozSK3sf0tVx6gNIXudlXc6C2Tx9h184Oi6n ZwTtptZ50X8vLXdVZDGbtsph8EkkQLdnqdhYNiz3CKg5eYidLYS0z1QeFSU9rXUf2ysGQzVizR LcD8hwBTe9B6rJ562Fv/+RG6rR6CjaHMlE04rDBS4LqaVbIjzQ23d4R+ksa1znov5NFFPQg9/Y zYDfeYIRNIknwKDnZvA1PglFJw1cN/KMN47FLlxLb0I16o4XtV/urJTzJwfT9g6Th5VmZFl2kZ oVo= X-IronPort-AV: E=Sophos;i="5.81,241,1610434800"; d="scan'208";a="112405931" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 11 Mar 2021 13:15:06 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Thu, 11 Mar 2021 13:14:58 -0700 Received: from [127.0.1.1] (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Thu, 11 Mar 2021 13:14:58 -0700 Subject: [PATCH V5 01/31] smartpqi: use host wide tagspace From: Don Brace To: , , , , , , , , , , , CC: Date: Thu, 11 Mar 2021 14:14:57 -0600 Message-ID: <161549369787.25025.8975999483518581619.stgit@brunhilda> In-Reply-To: <161549045434.25025.17473629602756431540.stgit@brunhilda> References: <161549045434.25025.17473629602756431540.stgit@brunhilda> User-Agent: StGit/0.23-dirty MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Correct scsi-mid-layer sending more requests than exposed host Q depth causing firmware ASSERT and lockup issue by enabling host wide tags. Note: this also results in better performance. Suggested-by: Ming Lei Suggested-by: John Garry Reviewed-by: Scott Benesh Reviewed-by: Scott Teel Reviewed-by: Mike McGowen Reviewed-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index c53f456fbd09..61e3a5afaf07 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -6599,6 +6599,7 @@ static int pqi_register_scsi(struct pqi_ctrl_info *ctrl_info) shost->irq = pci_irq_vector(ctrl_info->pci_dev, 0); shost->unique_id = shost->irq; shost->nr_hw_queues = ctrl_info->num_queue_groups; + shost->host_tagset = 1; shost->hostdata[0] = (unsigned long)ctrl_info; rc = scsi_add_host(shost, &ctrl_info->pci_dev->dev);