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 les

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

2013-03-18 Thread KY Srinivasan
...@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
...@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 wrote: &g

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 pa

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 (