Messages in this thread | | | From | chenguanyou <> | Subject | Re:[PATCH v5] locking/rwsem: Make handoff bit handling more consistent | Date | Thu, 17 Feb 2022 23:41:54 +0800 |
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>>>>> Hi Waiman, Greg, >>>>> This patch has been merged in branch linux-5.16.y. >>>>> Can we take it to the linux-5.10.y LTS version? >>>> What is "this patch"? >>> commit d257cc8cb8d5355ffc43a96bab94db7b5a324803 ("locking/rwsem: Make handoff bit handling more consistent") >> Have you tested it on the 5.10.y branch to verify it actually works >> properly for you? >> >> If so, please provide a working backport to the stable list, as it does >> not apply cleanly as-is. >> >> thanks, >> >> greg k-h >> > I have attached the 5.10.y backport of commit > d257cc8cb8d5355ffc43a96bab94db7b5a324803 ("locking/rwsem: Make handoff > bit handling more consistent"). I also include a backport of commit > 2f06f702925b512a95b95dca3855549c047eef58 ("locking/rwsem: Prevent > potential lock starvation") which I think may help Jaegeuk. I had run > some sanity tests and the backported patches work fine. However, I don't > have access to their testing environments to verify if they can fix the > problems seem by Chen or Jaegeuk. So please test these patches to see if > they can address your problems.
Hi Longman,
I'll do some stability testing on our 5.10 phone.
thanks, Guanyou.Chen
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