Subject: Re: linux-next: build failure after merge of the md tree

From: NeilBrown <[email-masked]>
Date: Wed, 11 Apr 2012 14:48:06 +1000

On Wed, 11 Apr 2012 13:42:59 +1000 Stephen Rothwell <[email-masked]>
wrote:

> Hi Neil,
> 
> After merging the md tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> 
> lib/raid6/recov.c: In function 'raid6_has_ssse3':
> lib/raid6/recov.c:27:2: error: implicit declaration of function 'boot_cpu_has' [-Werror=implicit-function-declaration]
> lib/raid6/recov.c:27:22: error: 'X86_FEATURE_XMM' undeclared (first use in this function)
> lib/raid6/recov.c:27:22: note: each undeclared identifier is reported only once for each function it appears in
> lib/raid6/recov.c:28:16: error: 'X86_FEATURE_XMM2' undeclared (first use in this function)
> lib/raid6/recov.c:29:16: error: 'X86_FEATURE_SSSE3' undeclared (first use in this function)
> lib/raid6/recov.c: At top level:
> lib/raid6/recov.c:25:12: warning: 'raid6_has_ssse3' defined but not used [-Wunused-function]
> 
> Caused by commit 56d3ac7ef905 ("lib/raid6: Add SSSE3 optimized recovery
> functions").  All the world is not X86 :-)
> 
> I have used the md tree from next-20120410 for today.

Thanks Stephen,
I've removed that set of patches from my for-next pending further review and
revision.

Thanks,
NeilBrown