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Date:   Fri, 12 Mar 2021 07:20:16 -0800
From:   Andi Kleen <ak@linux.intel.com>
To:     Jin Yao <yao.jin@linux.intel.com>
Cc:     acme@kernel.org, jolsa@kernel.org, peterz@infradead.org,
        mingo@redhat.com, alexander.shishkin@linux.intel.com,
        Linux-kernel@vger.kernel.org, kan.liang@intel.com,
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Subject: Re: [PATCH] perf stat: Create '--add-default' option to append
 default list
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> A more concise syntax would be -e +event
> 
> The + would apply to the whole event list if there are multiple.
> 
> and maybe -event too to remove something from the default list.

Sorry that was an old email. Please ignore.

-Andi