Re: [PATCH v4 1/2] perf pmu: Add PMU alias support

[Jin, Yao]

On 8/11/2021 9:27 PM, Andi Kleen wrote:
> > +
> > +    dir = opendir(path);
> > +    if (!dir)
> > +        return -1;
>
>
> Could we cache/check the opendir result through file_available too?
>
>
> The rest looks good
>
>
> Reviewed-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
>
> -Andi

Thanks Andi! Let me check how to do it.

Thanks
Jin Yao