Messages in this thread | | | Date | Fri, 1 Aug 2014 02:10:37 -0700 (PDT) | From | David Rientjes <> | Subject | Re: [patch 2/3] mm, oom: remove unnecessary check for NULL zonelist |
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On Thu, 31 Jul 2014, Johannes Weiner wrote:
> out_of_memory() wants the zonelist that was used during allocation, > not just the random first node's zonelist that's simply picked to > serialize page fault OOM kills system-wide. > > This would even change how panic_on_oom behaves for page fault OOMs > (in a completely unpredictable way) if we get CONSTRAINED_CPUSET. > > This change makes no sense to me. >
Allocations during fault will be constrained by the cpuset's mems, if we are oom then why would we panic when panic_on_oom == 1?
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