Re: [PATCHv4 34/39] thp, mm: handle huge pages in filemap_fault()

From: Kirill A. Shutemov
Date: Wed May 22 2013 - 11:32:27 EST


Hillf Danton wrote:
> On Sun, May 12, 2013 at 9:23 AM, Kirill A. Shutemov
> <kirill.shutemov@xxxxxxxxxxxxxxx> wrote:
> > From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
> >
> > If caller asks for huge page (flags & FAULT_FLAG_TRANSHUGE),
> > filemap_fault() return it if there's a huge page already by the offset.
> >
> > If the area of page cache required to create huge is empty, we create a
> > new huge page and return it.
> >
> > Otherwise we return VM_FAULT_FALLBACK to indicate that fallback to small
> > pages is required.
> >
> s/small/regular/g ?

% git log --oneline -p -i --grep 'small.\?page' | wc -l
5962
% git log --oneline -p -i --grep 'regular.\?page' | wc -l
3623

--
Kirill A. Shutemov
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