RE: [RFC] mm:fix zero_page huge_zero_page rss/pss statistic

[Wang, Yalin]

> -----Original Message-----
> From: Kirill A. Shutemov [mailto:kirill@xxxxxxxxxxxxx]
> Sent: Wednesday, December 10, 2014 7:06 PM
> To: Wang, Yalin
> Cc: 'Andrew Morton'; 'Konstantin Khlebnikov'; 'linux-
> kernel@xxxxxxxxxxxxxxx'; 'linux-mm@xxxxxxxxx'; 'linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx'; 'n-horiguchi@xxxxxxxxxxxxx'; 'oleg@xxxxxxxxxx';
> 'gorcunov@xxxxxxxxxx'; 'pfeiner@xxxxxxxxxx'
> Subject: Re: [RFC] mm:fix zero_page huge_zero_page rss/pss statistic
> 
> On Wed, Dec 10, 2014 at 03:22:21PM +0800, Wang, Yalin wrote:
> > smaps_pte_entry() doesn't ignore zero_huge_page, but it ignore
> > zero_page, because vm_normal_page() will ignore it. We remove
> > vm_normal_page() call, because walk_page_range() have ignore VM_PFNMAP
> > vma maps, it's safe to just use pfn_valid(), so that we can also
> > consider zero_page to be a valid page.
> 
> We fixed huge zero page accounting in smaps recentely. See mm tree.
> 
Hi 
I can't find the git, could you send me a link?
Thank you !
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