Re: [PATCH] sched_ext: Add trace point to track sched_ext core events

[Tejun Heo]

Hello,

On Wed, Feb 26, 2025 at 11:33:27PM +0900, Changwoo Min wrote:
> Add tracing support, which may be useful for debugging sched_ext schedulers
> that trigger a certain event.
> 
> Signed-off-by: Changwoo Min <changwoo@xxxxxxxxxx>
> ---
>  include/trace/events/sched_ext.h | 21 +++++++++++++++++++++
>  kernel/sched/ext.c               |  4 ++++
>  2 files changed, 25 insertions(+)
> 
> diff --git a/include/trace/events/sched_ext.h b/include/trace/events/sched_ext.h
> index fe19da7315a9..88527b9316de 100644
> --- a/include/trace/events/sched_ext.h
> +++ b/include/trace/events/sched_ext.h
> @@ -26,6 +26,27 @@ TRACE_EVENT(sched_ext_dump,
>  	)
>  );
>  
> +TRACE_EVENT(sched_ext_add_event,
> +	    TP_PROTO(const char *name, int offset, __u64 added),
> +	    TP_ARGS(name, offset, added),

Can we do sched_ext_event with @delta? Otherwise, looks fine to me.

Thanks.

-- 
tejun