Message-id: <5530BC36.3030900@samsung.com>
Date: Fri, 17 Apr 2015 10:54:30 +0300
From: Andrey Ryabinin <a.ryabinin@samsung.com>
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To: Joe Perches <joe@perches.com>, Sasha Levin <sasha.levin@oracle.com>
Cc: Steven Rostedt <rostedt@goodmis.org>, linux-kernel@vger.kernel.org,
        Andrew Morton <akpm@linux-foundation.org>,
        Arnaldo Carvalho de Melo <acme@kernel.org>,
        Namhyung Kim <namhyung@kernel.org>,
        Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
        Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
        Guilherme Cox <cox@computer.org>, Tony Luck <tony.luck@gmail.com>,
        Xie XiuQi <xiexiuqi@huawei.com>
Subject: Re: [PATCH] kasan: Show gcc version requirements in Kconfig and
 Documentation
References: <20150403013802.220157513@goodmis.org>
 <20150403014123.997385206@goodmis.org> <552E661D.5060502@oracle.com>
 <20150415100549.09cabb59@gandalf.local.home> <552F0937.4010009@oracle.com>
 <20150416232116.39cd9f74@grimm.local.home> <5530852A.70202@oracle.com>
 <1429245851.2850.76.camel@perches.com>
In-reply-to: <1429245851.2850.76.camel@perches.com>
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On 04/17/2015 07:44 AM, Joe Perches wrote:
> The documentation shows a need for gcc > 4.9.2, but it's
> really >=.  The Kconfig entries don't show require versions
> so add them.  Correct a latter/later typo too.
> 
> Signed-off-by: Joe Perches <joe@perches.com>
> ---
> 
> (dropping Ingo from cc's)
> 
> On Thu, 2015-04-16 at 23:59 -0400, Sasha Levin wrote:
>> On 04/16/2015 11:21 PM, Steven Rostedt wrote:
>>> I have no idea what event caused the issue :-/
>> 4.9.2+ is needed for KASan.
> 
> Perhaps the documentation and Kconfig entries could
> describe that a bit better.
> 

Could you also please mention that gcc 5+ is required to detect out of bounds accesses
to global and stack variables?


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