From: Catalin Marinas <catalin.marinas@arm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Andrey Konovalov <andreyknvl@google.com>,
Andrey Ryabinin <ryabinin.a.a@gmail.com>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Nathan Chancellor <natechancellor@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
kasan-dev <kasan-dev@googlegroups.com>,
Linux Memory Management List <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
wsd_upstream <wsd_upstream@mediatek.com>,
"moderated list:ARM/Mediatek SoC..."
<linux-mediatek@lists.infradead.org>,
Walter Wu <walter-zh.wu@mediatek.com>
Subject: Re: [PATCH v4] kasan: remove redundant config option
Date: Sun, 11 Apr 2021 11:53:33 +0100 [thread overview]
Message-ID: <20210411105332.GA23778@arm.com> (raw)
In-Reply-To: <20210330223637.f3c73a78c64587e615d26766@linux-foundation.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 <andreyknvl@google.com> 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
next prev parent reply other threads:[~2021-04-11 10:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-26 1:25 [PATCH v4] kasan: remove redundant config option Walter Wu
2021-03-03 11:48 ` Walter Wu
2021-03-11 1:32 ` Walter Wu
2021-03-11 5:45 ` Andrew Morton
2021-03-12 14:31 ` Andrey Konovalov
2021-03-29 14:54 ` Andrey Konovalov
2021-03-31 5:36 ` Andrew Morton
2021-04-11 10:53 ` Catalin Marinas [this message]
2021-04-11 22:03 ` Andrew Morton
2021-04-12 8:15 ` Catalin Marinas
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