On Sun, 20 Nov 2022 16:57:40 +0000, Pavel Begunkov wrote:
> Make poll_refs more robust and protected from overflows. The mechanism
> description is in 2/2. 1/2 helps to make the second patch a little bit
> cleaner by tunnelling all edge cases from arming to a tw.
>
> A good way to test is to set IO_POLL_REF_BIAS to 0 and 1. 0 will make
> the slowpath to be hit every single time, and 1 triggers it in case of
> races.
>
> [...]
Applied, thanks!
[1/2] io_uring: cmpxchg for poll arm refs release
(no commit info)
[2/2] io_uring: make poll refs more robust
(no commit info)
Best regards,
--
Jens Axboe
