Re: [PATCH 2/5] kernel: add task_sigpending() helper

Oleg Nesterov
2020-10-15T14:42:50Z

On 10/15, Jens Axboe wrote:
>
> This is in preparation for maintaining signal_pending() as the decider
> of whether or not a schedule() loop should be broken, or continue
> sleeping. This is different than the core signal use cases, where we
> really want to know if an actual signal is pending or not.
> task_sigpending() returns non-zero if TIF_SIGPENDING is set.
>
> Only core kernel use cases should care about the distinction between
> the two, make sure those use the task_sigpending() helper.
>
> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>

the same,

Reviewed-by: Oleg Nesterov <oleg@redhat.com>