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SubjectRe: [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc
Date
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:
> Andrew Morton wrote:
>> On Mon, 19 May 2014 16:23:07 -0700 (PDT) Hugh Dickins <hughd@google.com> wrote:
>>
>> > Shouldn't FAULT_AROUND_ORDER and fault_around_order be changed to be
>> > the order of the fault-around size in bytes, and fault_around_pages()
>> > use 1UL << (fault_around_order - PAGE_SHIFT)
>>
>> Yes. And shame on me for missing it (this time!) at review.
>>
>> There's still time to fix this. Patches, please.
>
> Here it is. Made at 3.30 AM, build tested only.

Prefer on top of Maddy's patch which makes it always a variable, rather
than CONFIG_DEBUG_FS. It's got enough hair as it is.

Cheers,
Rusty.


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