lkml.org 
[lkml]   [2023]   [Jul]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH 6.4 800/800] io_uring: Use io_schedule* in cqring wait
From
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.


gene

\
 
 \ /
  Last update: 2023-07-23 13:06    [W:0.216 / U:0.028 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site