Messages in this thread | | | Date | Tue, 10 Dec 2013 17:03:45 -0800 (PST) | From | David Rientjes <> | Subject | Re: [patch 1/2] mm, memcg: avoid oom notification when current needs access to memory reserves |
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On Tue, 10 Dec 2013, Michal Hocko wrote:
> > What exactly would you like to see? > > How often do you see PF_EXITING tasks which haven't been killed causing > a pointless notification? Because fatal_signal_pending and TIF_MEMDIE > cases are already handled because we bypass charges in those cases (except > for user OOM killer killed tasks which don't get TIF_MEMDIE and that > should be fixed). >
Triggering a pointless notification with PF_EXITING is rare, yet one pointless notification can be avoided with the patch. Additionally, it also avoids a pointless notification for a racing SIGKILL.
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