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SubjectRe: [PATCH v11 14/28] tracing: Add hist trigger support for clearing a trace
On Thu, Oct 22, 2015 at 01:14:18PM -0500, Tom Zanussi wrote:
> Allow users to append 'clear' to an existing trigger in order to have
> the hash table cleared.

Same as the previous comment: It'd be better not creating a new hist
if given hist doesn't exist.

Thanks,
Namhyung


>
> This expands the hist trigger syntax from this:
> # echo hist:keys=xxx:vals=yyy:sort=zzz.descending:pause/cont \
> [ if filter] > event/trigger
>
> to this:
>
> # echo hist:keys=xxx:vals=yyy:sort=zzz.descending:pause/cont/clear \
> [ if filter] > event/trigger
>
> Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
> Tested-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
>


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