Re: [PATCH 10/19] thp: PMD splitting without splitting compound page

2014-11-19 Thread Kirill A. Shutemov
On Wed, Nov 19, 2014 at 06:57:47AM +, Naoya Horiguchi wrote: > On Wed, Nov 05, 2014 at 04:49:45PM +0200, Kirill A. Shutemov wrote: > > Current split_huge_page() combines two operations: splitting PMDs into > > tables of PTEs and splitting underlying compound page. This patch > > changes split_h

Re: [PATCH 10/19] thp: PMD splitting without splitting compound page

2014-11-18 Thread Naoya Horiguchi
On Wed, Nov 05, 2014 at 04:49:45PM +0200, Kirill A. Shutemov wrote: > Current split_huge_page() combines two operations: splitting PMDs into > tables of PTEs and splitting underlying compound page. This patch > changes split_huge_pmd() implementation to split the given PMD without > splitting other

[PATCH 10/19] thp: PMD splitting without splitting compound page

2014-11-05 Thread Kirill A. Shutemov
Current split_huge_page() combines two operations: splitting PMDs into tables of PTEs and splitting underlying compound page. This patch changes split_huge_pmd() implementation to split the given PMD without splitting other PMDs this page mapped with or underlying compound page. In order to do thi