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SubjectRe: [PATCH v2 0/2] Optimise io_uring completion waiting
On 9/22/19 2:08 AM, Pavel Begunkov (Silence) wrote:
> From: Pavel Begunkov <>
> There could be a lot of overhead within generic wait_event_*() used for
> waiting for large number of completions. The patchset removes much of
> it by using custom wait event (wait_threshold).
> Synthetic test showed ~40% performance boost. (see patch 2)

I'm fine with the io_uring side of things, but to queue this up we
really need Peter or Ingo to sign off on the core wakeup bits...


Jens Axboe

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