Messages in this thread | | | Date | Mon, 13 Jun 2016 15:55:02 +0200 | From | Michal Hocko <> | Subject | Re: [PATCH 0/3] mm, thp: remove duplication and fix locking issues in swapin |
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On Sat 11-06-16 22:21:06, Ebru Akagunduz wrote: > On Fri, May 27, 2016 at 03:12:47PM +0200, Michal Hocko wrote: [...] > > IMHO we should drop the current ALLOCSTALL heuristic and replace it with > > ~__GFP_DIRECT_RECLAIM. > > Actually, I don't lean towards to touch do_swap_page giving gfp parameter. > do_swap_page is also used by do_page_fault, it can cause many side effect > that I can't see.
The point of the patch is to keep the current gfp mask from all places except for the optimistic swapin. This was what my example patch did AFAIR.
> I've just sent a patch series for converting from optimistic to > conservative and take back allocstall. Maybe that way can be easier to > be approved and less problemitical.
I will try to have a look but I will be travelling this week so cannot promise anything. -- Michal Hocko SUSE Labs
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