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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15857C4321E for ; Fri, 1 Apr 2022 15:13:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1354056AbiDAPL0 (ORCPT ); Fri, 1 Apr 2022 11:11:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351766AbiDAOtd (ORCPT ); Fri, 1 Apr 2022 10:49:33 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CD9FF2AF26C; Fri, 1 Apr 2022 07:40:21 -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 sin.source.kernel.org (Postfix) with ESMTPS id DECC6CE2585; Fri, 1 Apr 2022 14:39:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 46B48C340EE; Fri, 1 Apr 2022 14:39:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1648823978; bh=JsyN6E6zbblU9xHAQ9ePJvPLAeBPAfqFQhPQB4RviUY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZBKgIu7n///hhQG0qS/36NNJ1JX1tdeLohvlENMvOBPnd0s8snnZOc2MQL98OslaT mF4O8UIKdOiGg9konRfWqu6yQjIkki5eNh4ImJYBB1n3uRP+LJ9Cy22AwqzeB909eE Cy3OvWC3EIWMdMU/npRhPYvGKy68AGNdk0+rdBAjgSP0a64XvLsCFuzBoQV9zlzwsA 3LghoW1dhdaUiZIZRauN8M1OBUtN+42vuYpSmXshwGzWnCHyD3Jf+iFKYYdbM2tLRW F7cv/mX6WQ86vBeRExdmbZ9pblRTzFnjY9ScK9x7ep2WxmaFC39Ju1O/pViIl0xGsJ joe9XHxGyXD7w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sreekanth Reddy , "Martin K . Petersen" , Sasha Levin , sathya.prakash@broadcom.com, kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, jejb@linux.ibm.com, mpi3mr-linuxdrv.pdl@broadcom.com, linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 5.15 38/98] scsi: mpi3mr: Fix reporting of actual data transfer size Date: Fri, 1 Apr 2022 10:36:42 -0400 Message-Id: <20220401143742.1952163-38-sashal@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220401143742.1952163-1-sashal@kernel.org> References: <20220401143742.1952163-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sreekanth Reddy [ Upstream commit 9992246127246a27cc7184f05cce6f62ac48f84e ] The driver is missing to set the residual size while completing an I/O. Ensure proper data transfer size is reported to the kernel on I/O completion based on the transfer length reported by the firmware. Link: https://lore.kernel.org/r/20220210095817.22828-7-sreekanth.reddy@broadcom.com Signed-off-by: Sreekanth Reddy Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/mpi3mr/mpi3mr_os.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 3cae8803383b..b2c650542bac 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -2204,6 +2204,8 @@ void mpi3mr_process_op_reply_desc(struct mpi3mr_ioc *mrioc, scmd->result = DID_OK << 16; goto out_success; } + + scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_count); if (ioc_status == MPI3_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_count == 0 && (scsi_status == MPI3_SCSI_STATUS_BUSY || scsi_status == MPI3_SCSI_STATUS_RESERVATION_CONFLICT || -- 2.34.1