Messages in this thread | | | Date | Fri, 25 Sep 2015 15:03:01 -0400 | From | Johannes Weiner <> | Subject | Re: [PATCH 06/10] mm, page_alloc: Rename __GFP_WAIT to __GFP_RECLAIM |
| |
On Mon, Sep 21, 2015 at 11:52:38AM +0100, Mel Gorman wrote: > __GFP_WAIT was used to signal that the caller was in atomic context and > could not sleep. Now it is possible to distinguish between true atomic > context and callers that are not willing to sleep. The latter should clear > __GFP_DIRECT_RECLAIM so kswapd will still wake. As clearing __GFP_WAIT > behaves differently, there is a risk that people will clear the wrong > flags. This patch renames __GFP_WAIT to __GFP_RECLAIM to clearly indicate > what it does -- setting it allows all reclaim activity, clearing them > prevents it. > > Signed-off-by: Mel Gorman <mgorman@techsingularity.net> > Acked-by: Michal Hocko <mhocko@suse.com> > Acked-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
| |