Re: [PATCH 1/4] s390: get rid of superfluous __GFP_REPEAT

2017-03-09 Thread Heiko Carstens
On Wed, Mar 08, 2017 at 03:11:10PM +0100, Michal Hocko wrote: > On Wed 08-03-17 09:23:40, Heiko Carstens wrote: > > On Tue, Mar 07, 2017 at 04:48:40PM +0100, Michal Hocko wrote: > > > From: Michal Hocko > > > > > > __GFP_REPEAT has a rather weak semantic but since it has been introduced > > > aro

Re: [PATCH 1/4] s390: get rid of superfluous __GFP_REPEAT

2017-03-08 Thread Michal Hocko
On Wed 08-03-17 09:23:40, Heiko Carstens wrote: > On Tue, Mar 07, 2017 at 04:48:40PM +0100, Michal Hocko wrote: > > From: Michal Hocko > > > > __GFP_REPEAT has a rather weak semantic but since it has been introduced > > around 2.6.12 it has been ignored for low order allocations. > > > > page_ta

Re: [PATCH 1/4] s390: get rid of superfluous __GFP_REPEAT

2017-03-08 Thread Heiko Carstens
On Tue, Mar 07, 2017 at 04:48:40PM +0100, Michal Hocko wrote: > From: Michal Hocko > > __GFP_REPEAT has a rather weak semantic but since it has been introduced > around 2.6.12 it has been ignored for low order allocations. > > page_table_alloc then uses the flag for a single page allocation. Thi