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Date:   Fri,  9 Aug 2019 13:16:31 -0700
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Subject: Re: [PATCH] coresight: tmc-etr: Remove perf_data check.
From:   Yabin Cui <yabinc@google.com>
To:     Mathieu Poirier <mathieu.poirier@linaro.org>,
        Suzuki K Poulose <suzuki.poulose@arm.com>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>
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        Yabin Cui <yabinc@google.com>
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I totally agree that checking etr_buf is a better way.
It solves my problem.
I will upload a new patch soon.