Subject: Re: [PATCH] mm: kill kmemcheck

From: Michael Ellerman <[email-masked]>
Date: Thu, 12 Mar 2015 14:49:52 +1100

On Wed, 2015-03-11 at 07:43 -0400, Sasha Levin wrote:
> As discussed on LSF/MM, kill kmemcheck.
> 
> KASan is a replacement that is able to work without the limitation of
> kmemcheck (single CPU, slow). KASan is already upstream.
> 
> We are also not aware of any users of kmemcheck (or users who don't consider
> KASan as a suitable replacement).

>>From Documentation/kasan.txt:

    therefore you will need a certain version of GCC > 4.9.2

AFAIK gcc 4.9.3 hasn't been released yet. (Or does it mean >= 4.9.2 ?)

Can we perhaps wait until there is a released version of GCC that supports
KASan? And maybe then a touch longer so folks can test it works on their
platforms?

cheers