Re: [Xen-devel] [tip:x86/asm] x86/mm/xen: Suppress hugetlbfs in PV guests

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 04/22/2016 02:47 AM, tip-bot for Jan Beulich wrote:
> Commit-ID:  103f6112f253017d7062cd74d17f4a514ed4485c
> Gitweb:     http://git.kernel.org/tip/103f6112f253017d7062cd74d17f4a514ed4485c
> Author:     Jan Beulich <JBeulich@xxxxxxxx>
> AuthorDate: Thu, 21 Apr 2016 00:27:04 -0600
> Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
> CommitDate: Fri, 22 Apr 2016 10:05:00 +0200
> 
> 
> diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h
> index f8a29d2..e6a8613 100644
> --- a/arch/x86/include/asm/hugetlb.h
> +++ b/arch/x86/include/asm/hugetlb.h
> @@ -4,6 +4,7 @@
>  #include <asm/page.h>
>  #include <asm-generic/hugetlb.h>
>  
> +#define hugepages_supported() cpu_has_pse
>  

Please don't use the cpu_has_* macros anymore, they are going away soon.

In this case it should be static_cpu_has(X86_FEATURE_PSE).

        -hpa



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