On 03/11/2015 11:49 PM, Michael Ellerman wrote: > 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?
I think this is just an off-by-one in the documentation. The cover letter for the KASan patchset stated: KASAN uses compile-time instrumentation for checking every memory access, therefore you will need a fresh GCC >= v4.9.2 Thanks, Sasha _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev