From: Mark Brown <broonie@kernel.org>
To: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
Andrew Morton <akpm@linux-foundation.org>, Qian Cai <cai@lca.pw>,
Vasily Gorbik <gor@linux.ibm.com>,
Andrey Konovalov <andreyknvl@google.com>,
linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com
Subject: Re: [PATCH] kasan: push back KASAN_STACK detection to clang-10
Date: Thu, 18 Jul 2019 17:23:10 +0100 [thread overview]
Message-ID: <20190718162310.GG5761@sirena.org.uk> (raw)
In-Reply-To: <0ee5952b-5a76-c8a5-a30a-ee3c46a54814@virtuozzo.com>
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On Thu, Jul 18, 2019 at 07:18:28PM +0300, Andrey Ryabinin wrote:
> On 7/18/19 5:14 PM, Arnd Bergmann wrote:
> > asan-stack mode still uses dangerously large kernel stacks of
> > tens of kilobytes in some drivers, and it does not seem that anyone
> > is working on the clang bug.
> > - default !(CLANG_VERSION < 90000)
> > + default !(CLANG_VERSION < 100000)
> Wouldn't be better to make this thing for any clang version? And only when the bug is
> finally fixed, specify the clang version which can enable this safely.
Especially if nobody is currently working on it.
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next prev parent reply other threads:[~2019-07-18 16:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-18 14:14 Arnd Bergmann
2019-07-18 16:18 ` Andrey Ryabinin
2019-07-18 16:23 ` Mark Brown [this message]
2019-07-18 22:09 ` Nick Desaulniers
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