Re: [PATCH 0/5] perf kmem: Add more functions and show morestatistics

[Ingo Molnar]

* Ingo Molnar <mingo@xxxxxxx> wrote:

> 
> * Li Zefan <lizf@xxxxxxxxxxxxxx> wrote:
> 
> > So I think some new updates on kernel perf_event break.
> 
> yeah, you were right. This commit in latest -tip should fix it:
> 
>  fe61267: perf_events: Fix bad software/trace event recursion counting

i tested perf kmem and it works fine now:

 aldebaran:~> perf kmem

 SUMMARY
 =======
 Total bytes requested: 153166032
 Total bytes allocated: 188544080
 Total bytes wasted on internal fragmentation: 35378048
 Internal fragmentation: 18.763807%
 Cross CPU allocations: 61680/451425

	Ingo
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