Re: [PATCH 2/3] perf: Add support for extra parameters for raw events

[Corey Ashford]

On 11/11/2010 08:15 AM, Andi Kleen wrote:
> From: Andi Kleen<ak@xxxxxxxxxxxxxxx>
>
> Add support to the perf tool to specify extra values for raw events
> and pass them to the kernel.
>
> The new format is -e rXXXX[,YYYY]

It's not clear to me that a comma is the best character to use in this 
instance, because multiple events can be listed after the -e separated 
by commas as well, for example:  -e rXXXX,cycles.
-e rXXXX,YYYY,cycles would be confusing to read.

How about -e rXXXX[+YYYY]

- Corey
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