linux-kernel - Re: [PATCH] mm: kill kmemcheck

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Date:	Wed, 11 Mar 2015 16:48:07 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	ryabinin.a.a@...il.com
Cc:	sasha.levin@...cle.com, rostedt@...dmis.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	netdev@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, linux-crypto@...r.kernel.org
Subject: Re: [PATCH] mm: kill kmemcheck

From: Andrey Ryabinin <ryabinin.a.a@...il.com>
Date: Wed, 11 Mar 2015 23:01:00 +0300

> 2015-03-11 21:44 GMT+03:00 David Miller <davem@...emloft.net>:
>> From: Sasha Levin <sasha.levin@...cle.com>
>> Date: Wed, 11 Mar 2015 13:25:47 -0400
>>
>>> You're probably wondering why there are changes to SPARC in that patchset? :)
>>
>> Libsanitizer doesn't even build have the time on sparc, the release
>> manager has to hand patch it into building again every major release
>> because of the way ASAN development is done out of tree and local
>> commits to the gcc tree are basically written over during the
>> next merge.
>>
> 
> Libsanitizer is userspace lib it's for userspace ASan, KASan doesn't use it.
> We have our own 'libsanitzer' in kernel.

I was speaking about ASAN development in general, of which the
libsanitizer issue is a byproduct.
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