Re: [PATCH] trace-cmd: Use the new libtracefs API to address all dynamic events

[Steven Rostedt <rostedt@goodmis.org>]

On Wed,  9 Mar 2022 07:44:58 +0200
"Tzvetomir Stoyanov (VMware)" <tz.stoyanov@gmail.com> wrote:

> The trace-cmd reset logic clears all dynamically created ftrace events.
> The current implementation lists all events that should be cleared.
> That logic is fragile, as when a new type of dynamic event is
> introduced the logic should be updated. Instead, the newly introduced
> libtracefs define should be used: TRACEFS_DYNEVENT_ALL.
> 
> Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>

Applied, thanks Tzvetomir!

-- Steve

> ---
>  tracecmd/trace-record.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/tracecmd/trace-record.c b/tracecmd/trace-record.c
> index 9afc1042..8d9cbac2 100644
> --- a/tracecmd/trace-record.c
> +++ b/tracecmd/trace-record.c
> @@ -5262,12 +5262,7 @@ static void clear_all_dynamic_events(void)
>  {
>  	/* Clear event probes first, as they may be attached to other dynamic event */
>  	tracefs_dynevent_destroy_all(TRACEFS_DYNEVENT_EPROBE, true);
> -	tracefs_dynevent_destroy_all(TRACEFS_DYNEVENT_KPROBE |
> -				     TRACEFS_DYNEVENT_KRETPROBE |
> -				     TRACEFS_DYNEVENT_UPROBE |
> -				     TRACEFS_DYNEVENT_URETPROBE |
> -				     TRACEFS_DYNEVENT_SYNTH,
> -				     true);
> +	tracefs_dynevent_destroy_all(TRACEFS_DYNEVENT_ALL, true);
>  }
>  
>  static void clear_func_filters(void)