Am 13.02.2026 um 15:26 hat Jens Axboe geschrieben:
> gsource_check() only looks at the ppoll revents for the io_uring fd,
> but CQEs can be posted during gsource_prepare()'s io_uring_submit()
> call via kernel task_work processing on syscall exit. These completions
> are already sitting in the CQ ring but the ring fd may not be signaled
> yet, causing gsource_check() to return false.
> 
> Add a fallback io_uring_cq_ready() check so completions that arrive
> during submission are dispatched immediately rather than waiting for
> the next ppoll() cycle.
> 
> Signed-off-by: Jens Axboe <[email protected]>

Reviewed-by: Kevin Wolf <[email protected]>


Reply via email to