Re: [PATCH] mm: use PageAnon() and PageKsm() helpers in page_anon_vma()

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On Tue, Mar 31, 2015 at 08:11:02AM -0500, Christoph Lameter wrote:
> On Tue, 31 Mar 2015, Kirill A. Shutemov wrote:
> 
> > Let's use PageAnon() and PageKsm() helpers instead. It helps readability
> > and makes page_anon_vma() work correctly on tail pages.
> 
> But it adds a branch due to the use of ||.

Which caller is hot enough to care?

-- 
 Kirill A. Shutemov

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