Re: [PATCH v9 04/32] tracing/timers: Enhance timer_start tracepoint

Frederic Weisbecker
2023-12-20T13:35:12Z

Le Fri, Dec 01, 2023 at 10:26:26AM +0100, Anna-Maria Behnsen a écrit :
> For starting a timer, the timer is enqueued into a bucket of the timer
> wheel. The bucket expiry is the defacto expiry of the timer but it is not
> equal the timer expiry because of increasing granularity when bucket is in
> a higher level of the wheel. To be able to figure out in a trace whether a
> timer expired in time or not, the bucket expiry time is required as well.
>
> Add bucket expiry time to the timer_start tracepoint and thereby simplify
> the arguments.
>
> Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>

Reviewed-by: Frederic Weisbecker <frederic@kernel.org>