Re: [dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-07-10 Thread Tejun Heo
Hello, Mike. On Fri, Jul 07, 2023 at 02:37:38PM -0400, Mike Snitzer wrote: > I certainly would like the ability to allow control over the > workqueues using WQ_SYSFS. But with Tejun's latest WQ_UNBOUND changes > (just merged during 6.5 merge window) I think we'd do well to audit That part didn't

Re: [dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-07-10 Thread yangerkun
在 2023/7/10 20:22, yangerkun 写道: Hi! Thanks a lot for your reminder! There is a weekend and it also take me some time to understand what happened recently in workqueue[1][2](I have a limited understanding of workqueue, so the following statement may not be correct...), sorry for the late reply

Re: [dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-07-10 Thread yangerkun
Hi! Thanks a lot for your reminder! There is a weekend and it also take me some time to understand what happened recently in workqueue[1][2](I have a limited understanding of workqueue, so the following statement may not be correct...), sorry for the late reply! 在 2023/7/8 2:37, Mike Snitzer 写道

Re: [dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-07-07 Thread Mike Snitzer
[top-posting because of all the previous top-posting] Hi, I certainly would like the ability to allow control over the workqueues using WQ_SYSFS. But with Tejun's latest WQ_UNBOUND changes (just merged during 6.5 merge window) I think we'd do well to audit the flags we're using. Tejun offered t

Re: [dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-06-26 Thread yangerkun
Hi, Mike, Sorry for the noise. This patch has been proposed for a long time. I wonder does there any suggestion for the patch. Looking forward to your reply! Thanks, Yang Erkun. 在 2023/3/25 9:01, yangerkun 写道: Ping... 在 2023/3/1 11:29, yangerkun 写道: From: yangerkun Once there is a heavy

Re: [dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-03-24 Thread yangerkun
Ping... 在 2023/3/1 11:29, yangerkun 写道: From: yangerkun Once there is a heavy IO load, so many encrypt/decrypt work will occupy all of the cpu, which may lead the poor performance for other service. So the idea like 'a2b8b2d97567 ("dm crypt: export sysfs of kcryptd workqueue")' said seems nece

[dm-devel] [PATCH v2] dm-crypt: reexport sysfs of kcryptd workqueue

2023-02-28 Thread yangerkun
From: yangerkun Once there is a heavy IO load, so many encrypt/decrypt work will occupy all of the cpu, which may lead the poor performance for other service. So the idea like 'a2b8b2d97567 ("dm crypt: export sysfs of kcryptd workqueue")' said seems necessary. We can export "kcryptd" workqueue sy