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SubjectRe: [PATCH 07/12] mm, page_alloc: Distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd
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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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