Re: [PATCHv5 00/28] THP refcounting redesign

2015-05-15 Thread Kirill A. Shutemov
On Fri, May 15, 2015 at 10:55:55AM +0200, Vlastimil Babka wrote: > On 04/23/2015 11:03 PM, Kirill A. Shutemov wrote: > >Hello everybody, > > > >Here's reworked version of my patchset. All known issues were addressed. > > > >The goal of patchset is to make refcounting on THP pages cheaper with > >si

Re: [PATCHv5 00/28] THP refcounting redesign

2015-05-15 Thread Vlastimil Babka
On 04/23/2015 11:03 PM, Kirill A. Shutemov wrote: Hello everybody, Here's reworked version of my patchset. All known issues were addressed. The goal of patchset is to make refcounting on THP pages cheaper with simpler semantics and allow the same THP compound page to be mapped with PMD and PTEs

Re: [PATCHv5 00/28] THP refcounting redesign

2015-04-27 Thread Kirill A. Shutemov
On Mon, Apr 27, 2015 at 04:03:48PM -0700, Andrew Morton wrote: > On Fri, 24 Apr 2015 00:03:35 +0300 "Kirill A. Shutemov" > wrote: > > > Hello everybody, > > > > Here's reworked version of my patchset. All known issues were addressed. > > > > The goal of patchset is to make refcounting on THP p

Re: [PATCHv5 00/28] THP refcounting redesign

2015-04-27 Thread Andrew Morton
On Fri, 24 Apr 2015 00:03:35 +0300 "Kirill A. Shutemov" wrote: > Hello everybody, > > Here's reworked version of my patchset. All known issues were addressed. > > The goal of patchset is to make refcounting on THP pages cheaper with > simpler semantics and allow the same THP compound page to b

[PATCHv5 00/28] THP refcounting redesign

2015-04-23 Thread Kirill A. Shutemov
Hello everybody, Here's reworked version of my patchset. All known issues were addressed. The goal of patchset is to make refcounting on THP pages cheaper with simpler semantics and allow the same THP compound page to be mapped with PMD and PTEs. This is required to get reasonable THP-pagecache i