Re: [PATCH] locking/rwsem: Prevent non-first waiter from spinning in down_write() slowpath

From: Waiman Long
Date: Wed Oct 12 2022 - 09:21:29 EST


On 10/11/22 03:20, Ting11 Wang 王婷 wrote:
Hi Waiman,

Thanks for your quick reply.
Regarding this issue, we have done a lot of testing on our devices and found that the first patch is the most effective,is it possible to using this patch?

https://lore.kernel.org/lkml/e1cb435a-4471-ac3a-344f-04448f167c9f@xxxxxxxxxxx/

Yes, I am going to resurrect this patch.

Cheers,
Longman