Messages in this thread | | | From | KOSAKI Motohiro <> | Date | Wed, 31 Oct 2012 22:01:15 -0400 | Subject | Re: [RFC v2] Support volatile range for anon vma |
| |
>> - making zero page daemon and avoid pagesize zero fill at page fault >> - making new vma or page flags and mark as discardable w/o swap and >> vmscan treat it. (like this and/or MADV_FREE) > > Thanks for the information. > I realized by you I'm not first people to think of this idea. > Rik already tried it(https://lkml.org/lkml/2007/4/17/53) by new page flag > and even other OSes already have such good feature. And John's concept was > already tried long time ago (https://lkml.org/lkml/2005/11/1/384) > > Hmm, I look over Rik's thread but couldn't find why it wasn't merged > at that time. Anyone know it?
Dunno. and I like volatile feature than old one. but bold remark, please don't 100% trust me, I haven't review a detailed code of your patch and I don't strictly understand it.
| |