Messages in this thread | | | Date | Sun, 23 Jul 2023 06:55:49 -0400 | Subject | Re: [PATCH 6.4 800/800] io_uring: Use io_schedule* in cqring wait | From | Genes Lists <> |
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On 7/23/23 06:50, Greg Kroah-Hartman wrote: > On Sun, Jul 23, 2023 at 11:39:42AM +0200, Oleksandr Natalenko wrote: >> Hello. >> >> On neděle 16. července 2023 21:50:53 CEST Greg Kroah-Hartman wrote: >>> From: Andres Freund <andres@anarazel.de> >>> >>> commit 8a796565cec3601071cbbd27d6304e202019d014 upstream. >>> >>> I observed poor performance of io_uring compared to synchronous IO. That ... >> >> Reportedly, this caused a regression as reported in [1] [2] [3]. Not only v6.4.4 is affected, v6.1.39 is affected too. >> >> Reverting this commit fixes the issue. >> >> Please check. > > Is this also an issue in 6.5-rc2? > > thanks, > > greg k-h
Yes - I can confirm this issue is in 6.5-rc2 and with Linus' commit c2782531397f5cb19ca3f8f9c17727f1cdf5bee8.
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