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Sun, 11 Apr 2021 10:53:40 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 05C5C60241; Sun, 11 Apr 2021 10:53:35 +0000 (UTC) Date: Sun, 11 Apr 2021 11:53:33 +0100 From: Catalin Marinas To: Andrew Morton Cc: Andrey Konovalov , 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: <20210411105332.GA23778@arm.com> References: <20210226012531.29231-1-walter-zh.wu@mediatek.com> <20210330223637.f3c73a78c64587e615d26766@linux-foundation.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210330223637.f3c73a78c64587e615d26766@linux-foundation.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210411_035339_470065_FCF5CB4A X-CRM114-Status: GOOD ( 20.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Andrew, On Tue, Mar 30, 2021 at 10:36:37PM -0700, Andrew Morton wrote: > 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. Is there a chance this patch makes it into 5.12? I still get the warning with the latest Linus' tree (v5.12-rc6-408-g52e44129fba5) when enabling KASAN_HW_TAGS. Thanks. -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel