lkml.org 
[lkml]   [2014]   [Dec]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRE: [RFC] mm:fix zero_page huge_zero_page rss/pss statistic
> -----Original Message-----
> From: Kirill A. Shutemov [mailto:kirill@shutemov.name]
> Sent: Wednesday, December 10, 2014 7:06 PM
> To: Wang, Yalin
> Cc: 'Andrew Morton'; 'Konstantin Khlebnikov'; 'linux-
> kernel@vger.kernel.org'; 'linux-mm@kvack.org'; 'linux-arm-
> kernel@lists.infradead.org'; 'n-horiguchi@ah.jp.nec.com'; 'oleg@redhat.com';
> 'gorcunov@openvz.org'; 'pfeiner@google.com'
> 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 !


\
 
 \ /
  Last update: 2014-12-12 03:41    [W:0.822 / U:0.248 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site