Messages in this thread | | | Subject | Re: [PATCH 07/12] mm, page_alloc: Distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd | From | Vlastimil Babka <> | Date | Tue, 25 Aug 2015 17:48:43 +0200 |
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On 08/24/2015 02:09 PM, Mel Gorman wrote: > The first key hazard to watch out for is callers that removed __GFP_WAIT > and was depending on access to atomic reserves for inconspicuous reasons. > In some cases it may be appropriate for them to use __GFP_HIGH.
Hm so I think this hazard should be expanded. If such caller comes from interrupt and doesn't use __GFP_ATOMIC, the ALLOC_CPUSET with restrictions taken from the interrupted process will also apply to him?
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