linux-kernel - Re: [PATCHv2] perf tools: Add missing 'node' alias to the hw

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Date:	Wed, 13 Jul 2011 23:06:08 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	acme@...hat.com, mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2] perf tools: Add missing 'node' alias to the hw_cache
 array

On Wed, 2011-07-13 at 22:58 +0200, Jiri Olsa wrote:
> Adding "node" as a simple alias for NODE cache events.
> 
> The addition of NODE cache events broke the parse_alias function,
> so any mismatched event caused the segfault, like:
> 
>   # ./perf stat -e krava ls
> 
> The hw_cache/hw_cache_op/hw_cache_result arrays needs to follow
> PERF_COUNT_HW_CACHE_*MAX enums. Adding those MAXs to be size
> of those arrays, so possible ommision in future wil not lead to
> segfault.
> 
> Adding read/write/prefetch as allowed operations for node cache
> event.
> 
> Signed-off-by: Jiri Olsa <jolsa@...hat.com> 

Thanks!
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