linux-kernel - Re: [PATCH] perf, tools, script: Allow adding and removing fields

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Message-ID: <20170509122924.GI27157@tassilo.jf.intel.com>
Date:   Tue, 9 May 2017 05:29:24 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Andi Kleen <andi@...stfloor.org>, acme@...nel.org,
        jolsa@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf, tools, script: Allow adding and removing fields

> so the -F option for 'type:' does not have default set,
> and it looks like the +- don't make sense there:

hw:+comm is just equivalent to hw:comm

Seems fine to me?

hw:-comm won't do anything, but I guess that's expected.

Don't see any need to change this?

> 
> [jolsa@...va perf]$ ./perf script -F hw:+comm | head -3
>               ex 
>               ex 
>               ex 


-Andi