Re: [PATCH/RFC 2/2] perf tools: Check callchain is corrupted
From: Zachary Landau
Date: Fri Jun 01 2012 - 13:54:48 EST
On Thu, May 31, 2012 at 02:43:27PM +0900, Namhyung Kim wrote:
> We faced segmentation fault on perf top -G at very high sampling
> rate due to a corrupted callchain. While the root cause was not
> revealed (I failed to figure it out), this patch tries to protect
> us from the segfault on such cases.
>
> Reported-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
> Signed-off-by: Namhyung Kim <namhyung.kim@xxxxxxx>
Acked-by: Zachary Landau <zacharyl@xxxxxx>
- Zack
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