Re: [PATCH] perf_counter: cleanup for __perf_event_sched_in()

[Xiao Guangrong]

Paul Mackerras wrote:
> Xiao Guangrong writes:
> 
>> It must be a group leader if event->attr.pinned is "1"
> 
> True, but you shouldn't use BUG_ON unless there is no sensible way for
> the kernel to continue executing, and that's not the case here.  Make
> it WARN_ON, or better still, WARN_ON_ONCE.
> 

Yeah, thanks for you point out, I'll fix it soon.

Thanks,
Xiao

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