Messages in this thread | | | Date | Mon, 11 Jun 2018 10:08:58 -0400 | From | Johannes Weiner <> | Subject | Re: [PATCH 07/13] memcontrol: schedule throttling if we are congested |
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On Tue, Jun 05, 2018 at 09:29:42AM -0400, Josef Bacik wrote: > From: Tejun Heo <tj@kernel.org> > > Memory allocations can induce swapping via kswapd or direct reclaim. If > we are having IO done for us by kswapd and don't actually go into direct > reclaim we may never get scheduled for throttling. So instead check to > see if our cgroup is congested, and if so schedule the throttling. > Before we return to user space the throttling stuff will only throttle > if we actually required it. > > Signed-off-by: Tejun Heo <tj@kernel.org>
Looks good to me now, thanks.
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
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