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 B6799C433F5 for ; Tue, 15 Feb 2022 01:38:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233062AbiBOBiR (ORCPT ); Mon, 14 Feb 2022 20:38:17 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:53504 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233054AbiBOBiO (ORCPT ); Mon, 14 Feb 2022 20:38:14 -0500 Received: from mailout1.samsung.com (mailout1.samsung.com [203.254.224.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 25C9312D923 for ; Mon, 14 Feb 2022 17:38:04 -0800 (PST) Received: from epcas3p2.samsung.com (unknown [182.195.41.20]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20220215013802epoutp01d569202818806967eff6a83570159ccd~T0efDQwMN2980329803epoutp012 for ; Tue, 15 Feb 2022 01:38:02 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.samsung.com 20220215013802epoutp01d569202818806967eff6a83570159ccd~T0efDQwMN2980329803epoutp012 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1644889082; bh=yniUWdfJGZEl35uzkUUQAwHkGQZ3SGcv6n9cR6PnOiw=; h=Subject:Reply-To:From:To:In-Reply-To:Date:References:From; b=DDeDYUnkyh6DrciiiFjvUhQ0SVopRUMG4WRO2IyZCdwCu5cZV/jt8KpqzZIparcNx MjH4YPXc2mPXaTX3jb7QOan6lGfz6xUFSKvCWsA++K09Tjr+H4BYT5220EuCQQw/Px IotkawAkS7OloeNYYtxJExaZs10G+yL4tSbnx0TY= Received: from epsnrtp4.localdomain (unknown [182.195.42.165]) by epcas3p3.samsung.com (KnoxPortal) with ESMTP id 20220215013801epcas3p31522f78ba966b954c5015f09629140bb~T0een__3q1597415974epcas3p3o; Tue, 15 Feb 2022 01:38:01 +0000 (GMT) Received: from epcpadp4 (unknown [182.195.40.18]) by epsnrtp4.localdomain (Postfix) with ESMTP id 4JyNyK5Shzz4x9QK; Tue, 15 Feb 2022 01:38:01 +0000 (GMT) Mime-Version: 1.0 Subject: RE:(2) [PATCH] scsi: ufs: Fix divide zero case in ufshcd_map_queues() Reply-To: j-young.choi@samsung.com Sender: Jinyoung CHOI From: Jinyoung CHOI To: Bart Van Assche , ALIM AKHTAR , "avri.altman@wdc.com" , "jejb@linux.ibm.com" , "martin.petersen@oracle.com" , "beanhuo@micron.com" , Daejun Park , "adrian.hunter@intel.com" , "cang@codeaurora.org" , "asutoshd@codeaurora.org" , "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" X-Priority: 3 X-Content-Kind-Code: NORMAL In-Reply-To: <7a324bb2-c748-4d48-8f55-13f35de5a35e@acm.org> X-CPGS-Detection: blocking_info_exchange X-Drm-Type: N,general X-Msg-Generator: Mail X-Msg-Type: PERSONAL X-Reply-Demand: N Message-ID: <1891546521.01644889081701.JavaMail.epsvc@epcpadp4> Date: Tue, 15 Feb 2022 10:35:10 +0900 X-CMS-MailID: 20220215013510epcms2p579847dd4aa388312f9d1fc0be9cfbc35 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL X-CPGSPASS: Y X-CPGSPASS: Y X-Hop-Count: 3 X-CMS-RootMailID: 20220214103352epcms2p79697c0fcaa2755dd89af9de887ff14cd References: <7a324bb2-c748-4d48-8f55-13f35de5a35e@acm.org> <1891546521.01644873481638.JavaMail.epsvc@epcpadp4> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >On=C2=A02/14/22=C2=A002:33,=C2=A0Jinyoung=C2=A0CHOI=C2=A0wrote: >>=C2=A0Before=C2=A0calling=C2=A0blk_mq_map_queues(),=C2=A0the=C2=A0mq_map= =C2=A0and=C2=A0nr_queues=C2=A0belonging >>=C2=A0to=C2=A0"struct=C2=A0blk_mq_queue_map"=C2=A0must=C2=A0be=C2=A0a=C2= =A0vaild=C2=A0value. >=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= ^^=C2=A0=C2=A0=C2=A0^^^^^ >=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0have=C2=A0= =C2=A0=C2=A0valid >=C2=A0 >>=C2=A0If=C2=A0nr_queues=C2=A0is=C2=A0set=C2=A0to=C2=A00,=C2=A0the=C2=A0sy= stem=C2=A0may=C2=A0encounter=C2=A0the=C2=A0"divide=C2=A0zero" >>=C2=A0depending=C2=A0on=C2=A0the=C2=A0type=C2=A0of=C2=A0architecture. >=C2=A0 >Anyway: > >Reviewed-by:=C2=A0Bart=C2=A0Van=C2=A0Assche=C2=A0 Hi, Bart. Thanks for your review. I will be careful of typo. :) Best Regards, Jinyoung Choi