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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS autolearn=no 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 A70C9C433DB for ; Wed, 31 Mar 2021 05:36:41 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 3AC45619D7 for ; Wed, 31 Mar 2021 05:36:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3AC45619D7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id AB2736B007E; Wed, 31 Mar 2021 01:36:40 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A62586B0081; Wed, 31 Mar 2021 01:36:40 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 951426B0082; Wed, 31 Mar 2021 01:36:40 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0120.hostedemail.com [216.40.44.120]) by kanga.kvack.org (Postfix) with ESMTP id 785DE6B007E for ; Wed, 31 Mar 2021 01:36:40 -0400 (EDT) Received: from smtpin30.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 2A9F38249980 for ; Wed, 31 Mar 2021 05:36:40 +0000 (UTC) X-FDA: 77979059760.30.2428321 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf01.hostedemail.com (Postfix) with ESMTP id 3CBE15001528 for ; Wed, 31 Mar 2021 05:36:39 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 47026619D6; Wed, 31 Mar 2021 05:36:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1617168998; bh=A+/iyXhYmUd1Chjclmg8Qj+R34Mk/6o9vstaVVjDevk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=cBwsi3nspFGQ+Zcaf07hLFV9MUMcPzSNvZdSVqHHq6+xsp0lbYzaL10O2SSPfgKsR tv9W+cyaA96DW9Irw5kpvTNp3lP/vgFbX5hqPKASNUBrxHq1sdrLCEULembBIK/FiP 7uhsj82jjmiPgwvZ7mApOFODlIjjjeyaogjrxaoA= Date: Tue, 30 Mar 2021 22:36:37 -0700 From: Andrew Morton To: Andrey Konovalov Cc: Andrey Ryabinin , Alexander Potapenko , Dmitry Vyukov , Nathan Chancellor , Arnd Bergmann , kasan-dev , Linux Memory Management List , LKML , Linux ARM , wsd_upstream , "moderated list:ARM/Mediatek SoC..." , Walter Wu Subject: Re: [PATCH v4] kasan: remove redundant config option Message-Id: <20210330223637.f3c73a78c64587e615d26766@linux-foundation.org> In-Reply-To: References: <20210226012531.29231-1-walter-zh.wu@mediatek.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 3CBE15001528 X-Stat-Signature: edtrbxz6hynyqb7a64tzbsj35yyy3xeg Received-SPF: none (linux-foundation.org>: No applicable sender policy available) receiver=imf01; identity=mailfrom; envelope-from=""; helo=mail.kernel.org; client-ip=198.145.29.99 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1617168999-604685 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, 29 Mar 2021 16:54:26 +0200 Andrey Konovalov wrote: > Looks like my patch "kasan: fix KASAN_STACK dependency for HW_TAGS" > that was merged into 5.12-rc causes a build time warning: > > include/linux/kasan.h:333:30: warning: 'CONFIG_KASAN_STACK' is not > defined, evaluates to 0 [-Wundef] > #if defined(CONFIG_KASAN) && CONFIG_KASAN_STACK > > The fix for it would either be reverting the patch (which would leave > the initial issue unfixed) or applying this "kasan: remove redundant > config option" patch. > > Would it be possible to send this patch (with the fix-up you have in > mm) for the next 5.12-rc? > > Here are the required tags: > > Fixes: d9b571c885a8 ("kasan: fix KASAN_STACK dependency for HW_TAGS") > Cc: stable@vger.kernel.org Got it, thanks. I updated the changelog to mention the warning fix and moved these ahead for a -rc merge.