Messages in this thread | | | Subject | Re: [PATCH] epoll: avoid calling ep_call_nested() from ep_poll_safewake() | From | Jason Baron <> | Date | Tue, 31 Oct 2017 10:14:47 -0400 |
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On 10/28/2017 10:05 AM, Davidlohr Bueso wrote: > On Wed, 18 Oct 2017, Jason Baron wrote: > >> http://lkml.iu.edu/hypermail//linux/kernel/1501.1/05905.html >> >> We can work through these ideas or others... > > So, unsurprisingly, I got some _really_ good results on the epoll_wait() > benchmark by removing the readywalk list altogether -- something like > 4000% in some cases. It's also survived more testing, although I'm still > waiting for customer confirmation on his real workload, which helps > further test the changes (along with this patch to move the safewake > list to debug). > > Could you please resend patch 1 in the series above? >
Hi,
I've resent patch 1 with some cleanups now. Thanks for the testing feedback.
Thanks,
-Jason
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