Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-02 Thread Minchan Kim
o; Andrew Morton; linux-kernel@vger.kernel.org; linux- > > m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li > > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > > > On Fri, Feb 27, 2015 at 10:37:14PM +0900, Minchan Kim wrote: > > &

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-02 Thread Michal Hocko
@vger.kernel.org; linux- > > m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li > > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > > > On Fri 27-02-15 11:37:18, Wang, Yalin wrote: > > > This patch add ClearPageDirty() to c

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-02 Thread Minchan Kim
- m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri, Feb 27, 2015 at 10:37:14PM +0900, Minchan Kim wrote: On Fri, Feb 27, 2015 at 03:50:29PM +0800, Wang, Yalin wrote: -Original Message

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-02 Thread Michal Hocko
...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri 27-02-15 11:37:18, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage mapcount must be 1, so that this page is only

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-01 Thread Wang, Yalin
Weiner; Mel Gorman; Shaohua Li > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > On Fri, Feb 27, 2015 at 10:37:14PM +0900, Minchan Kim wrote: > > On Fri, Feb 27, 2015 at 03:50:29PM +0800, Wang, Yalin wrote: > > > > -Original Message--

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-01 Thread Wang, Yalin
hannes Weiner; Mel Gorman; Shaohua Li > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > On Sat, Feb 28, 2015 at 10:11:13AM +0800, Wang, Yalin wrote: > > > -Original Message- > > > From: Michal Hocko [mailto:msts...@gmail.com] On Behalf Of Michal Ho

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-01 Thread Wang, Yalin
; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri, Feb 27, 2015 at 10:37:14PM +0900, Minchan Kim wrote: On Fri, Feb 27, 2015 at 03:50:29PM +0800, Wang, Yalin wrote: -Original Message- From: Minchan Kim [mailto:minchan@gmail.com] On Behalf

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-03-01 Thread Wang, Yalin
; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Sat, Feb 28, 2015 at 10:11:13AM +0800, Wang, Yalin wrote: -Original Message- From: Michal Hocko [mailto:msts...@gmail.com] On Behalf Of Michal Hocko Sent: Saturday, February 28, 2015 5:03 AM To: Wang

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-28 Thread Minchan Kim
'; Andrew Morton; linux-kernel@vger.kernel.org; linux- > > m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li > > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > > > On Fri 27-02-15 11:37:18, Wang, Yalin wrote: > > > This patch add Cl

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-28 Thread Minchan Kim
7, 2015 2:44 PM > > > To: Wang, Yalin > > > Cc: Michal Hocko; Andrew Morton; linux-kernel@vger.kernel.org; linux- > > > m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li > > > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-28 Thread Minchan Kim
- m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri 27-02-15 11:37:18, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage mapcount must be 1, so

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-28 Thread Minchan Kim
: Michal Hocko; Andrew Morton; linux-kernel@vger.kernel.org; linux- m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri, Feb 27, 2015 at 01:48:48PM +0800, Wang, Yalin wrote: -Original

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-27 Thread Wang, Yalin
Weiner; Mel Gorman; Shaohua Li > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > On Fri 27-02-15 11:37:18, Wang, Yalin wrote: > > This patch add ClearPageDirty() to clear AnonPage dirty flag, > > the Anonpage mapcount must be 1, so that this page

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-27 Thread Michal Hocko
On Fri 27-02-15 11:37:18, Wang, Yalin wrote: > This patch add ClearPageDirty() to clear AnonPage dirty flag, > the Anonpage mapcount must be 1, so that this page is only used by > the current process, not shared by other process like fork(). > if not clear page dirty for this anon page, the page

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-27 Thread Minchan Kim
o; Andrew Morton; linux-kernel@vger.kernel.org; linux- > > m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li > > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > > > On Fri, Feb 27, 2015 at 01:48:48PM +0800, Wang, Yalin wrote: > > > > --

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-27 Thread Wang, Yalin
; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri 27-02-15 11:37:18, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage mapcount must be 1, so that this page is only used by the current process, not shared by other

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-27 Thread Minchan Kim
- m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri, Feb 27, 2015 at 01:48:48PM +0800, Wang, Yalin wrote: -Original Message- From: Minchan Kim [mailto:minchan@gmail.com] On Behalf

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-27 Thread Michal Hocko
On Fri 27-02-15 11:37:18, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage mapcount must be 1, so that this page is only used by the current process, not shared by other process like fork(). if not clear page dirty for this anon page, the page will

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Wang, Yalin
Weiner; Mel Gorman; Shaohua Li > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > On Fri, Feb 27, 2015 at 01:48:48PM +0800, Wang, Yalin wrote: > > > -Original Message- > > > From: Minchan Kim [mailto:minchan@gmail.com] On Behalf Of Minchan

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Minchan Kim
o; Andrew Morton; linux-kernel@vger.kernel.org; linux- > > m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li > > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > > > Hello, > > > > On Fri, Feb 27, 2015 at 11:37:18AM +0800, Wang, Yalin wr

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Wang, Yalin
Weiner; Mel Gorman; Shaohua Li > Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty > > Hello, > > On Fri, Feb 27, 2015 at 11:37:18AM +0800, Wang, Yalin wrote: > > This patch add ClearPageDirty() to clear AnonPage dirty flag, > > the Anonpage mapco

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Minchan Kim
Hello, On Fri, Feb 27, 2015 at 11:37:18AM +0800, Wang, Yalin wrote: > This patch add ClearPageDirty() to clear AnonPage dirty flag, > the Anonpage mapcount must be 1, so that this page is only used by > the current process, not shared by other process like fork(). > if not clear page dirty for

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Wang, Yalin
; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty Hello, On Fri, Feb 27, 2015 at 11:37:18AM +0800, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage mapcount must be 1, so that this page is only used by the current process

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Minchan Kim
Hello, On Fri, Feb 27, 2015 at 11:37:18AM +0800, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage mapcount must be 1, so that this page is only used by the current process, not shared by other process like fork(). if not clear page dirty for this

Re: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Minchan Kim
- m...@kvack.org; Rik van Riel; Johannes Weiner; Mel Gorman; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty Hello, On Fri, Feb 27, 2015 at 11:37:18AM +0800, Wang, Yalin wrote: This patch add ClearPageDirty() to clear AnonPage dirty flag, the Anonpage

RE: [RFC] mm: change mm_advise_free to clear page dirty

2015-02-26 Thread Wang, Yalin
; Shaohua Li Subject: Re: [RFC] mm: change mm_advise_free to clear page dirty On Fri, Feb 27, 2015 at 01:48:48PM +0800, Wang, Yalin wrote: -Original Message- From: Minchan Kim [mailto:minchan@gmail.com] On Behalf Of Minchan Kim Sent: Friday, February 27, 2015 1:28 PM To: Wang