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Subject: Re: [PATCH v12 21/22] selftests/vm: sub-page allocator
To:     Ram Pai <linuxram@us.ibm.com>, shuahkh@osg.samsung.com,
        linux-kselftest@vger.kernel.org
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From:   Dave Hansen <dave.hansen@intel.com>
Message-ID: <f2c8f721-b107-3bdc-3c09-01b9849c4ce2@intel.com>
Date:   Fri, 16 Mar 2018 15:33:56 -0700
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On 02/21/2018 05:55 PM, Ram Pai wrote:
...
> @@ -888,6 +917,7 @@ void setup_hugetlbfs(void)
>  void *(*pkey_malloc[])(long size, int prot, u16 pkey) = {
>  
>  	malloc_pkey_with_mprotect,
> +	malloc_pkey_with_mprotect_subpage,
>  	malloc_pkey_anon_huge,
>  	malloc_pkey_hugetlb
>  /* can not do direct with the pkey_mprotect() API:


I think I'd rather have an #ifdef on the array entries than have the
malloc entry do nothing on x86.  Maybe have a ppc-specific section at
the end?