Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
On Mon 18-03-13 15:08:36, KY Srinivasan wrote: > What is your recommendation with regards which tree the mm patch needs > to go through; the Hyper-V balloon driver patch will go through Greg's > tree. I would say via Andrew but there are dependencies between those two so a single tree would be

RE: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread KY Srinivasan
; a...@firstfloor.org; a...@linux-foundation.org; linux...@kvack.org; > kamezawa.hiroy...@gmail.com; han...@cmpxchg.org; ying...@google.com > Subject: Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for > ballooning > > On Mon 18-03-13 13:44:05, KY Srinivasan wrote:

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
> > de...@linuxdriverproject.org; o...@aepfle.de; a...@canonical.com; > > a...@firstfloor.org; a...@linux-foundation.org; linux...@kvack.org; > > kamezawa.hiroy...@gmail.com; han...@cmpxchg.org; ying...@google.com > > Subject: Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M pa

RE: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread KY Srinivasan
; a...@firstfloor.org; a...@linux-foundation.org; linux...@kvack.org; > kamezawa.hiroy...@gmail.com; han...@cmpxchg.org; ying...@google.com > Subject: Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for > ballooning > > On Sat 16-03-13 14:42:05, K. Y. Srinivasan wr

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
On Mon 18-03-13 11:52:57, Michal Hocko wrote: > On Sat 16-03-13 14:42:05, K. Y. Srinivasan wrote: > > While ballooning memory out of the guest, attempt 2M allocations first. > > If 2M allocations fail, then go for 4K allocations. In cases where we > > have performed 2M allocations, split this 2M

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
On Sat 16-03-13 14:42:05, K. Y. Srinivasan wrote: > While ballooning memory out of the guest, attempt 2M allocations first. > If 2M allocations fail, then go for 4K allocations. In cases where we > have performed 2M allocations, split this 2M page so that we can free this > page at 4K granularity

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
On Sat 16-03-13 14:42:05, K. Y. Srinivasan wrote: While ballooning memory out of the guest, attempt 2M allocations first. If 2M allocations fail, then go for 4K allocations. In cases where we have performed 2M allocations, split this 2M page so that we can free this page at 4K granularity

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
On Mon 18-03-13 11:52:57, Michal Hocko wrote: On Sat 16-03-13 14:42:05, K. Y. Srinivasan wrote: While ballooning memory out of the guest, attempt 2M allocations first. If 2M allocations fail, then go for 4K allocations. In cases where we have performed 2M allocations, split this 2M page so

RE: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread KY Srinivasan
-foundation.org; linux...@kvack.org; kamezawa.hiroy...@gmail.com; han...@cmpxchg.org; ying...@google.com Subject: Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning On Sat 16-03-13 14:42:05, K. Y. Srinivasan wrote: While ballooning memory out of the guest, attempt 2M

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
; a...@canonical.com; a...@firstfloor.org; a...@linux-foundation.org; linux...@kvack.org; kamezawa.hiroy...@gmail.com; han...@cmpxchg.org; ying...@google.com Subject: Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning On Sat 16-03-13 14:42:05, K. Y

RE: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread KY Srinivasan
-foundation.org; linux...@kvack.org; kamezawa.hiroy...@gmail.com; han...@cmpxchg.org; ying...@google.com Subject: Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning On Mon 18-03-13 13:44:05, KY Srinivasan wrote: -Original Message- From: Michal Hocko

Re: [PATCH 2/2] Drivers: hv: balloon: Support 2M page allocations for ballooning

2013-03-18 Thread Michal Hocko
On Mon 18-03-13 15:08:36, KY Srinivasan wrote: What is your recommendation with regards which tree the mm patch needs to go through; the Hyper-V balloon driver patch will go through Greg's tree. I would say via Andrew but there are dependencies between those two so a single tree would be less