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From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Leo Yan <leo.yan@linaro.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Coresight ML <coresight@lists.linaro.org>,
	linux-kernel@vger.kernel.org,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Robert Walker <robert.walker@arm.com>,
	Jiri Olsa <jolsa@redhat.com>,
	linux-arm-kernel@lists.infradead.org,
	Mike Leach <mike.leach@linaro.org>
Subject: Re: [PATCH v3 4/8] perf cs-etm: Refactor enumeration cs_etm_sample_type
Date: Wed, 12 Dec 2018 11:41:42 -0700
Message-ID: <20181212184142.GB24556@xps15> (raw)
In-Reply-To: <1544513908-16805-5-git-send-email-leo.yan@linaro.org>

On Tue, Dec 11, 2018 at 03:38:24PM +0800, Leo Yan wrote:
> The values in enumeration cs_etm_sample_type are defined with setting
> bit N for each packet type, this is not suggested in the usual case.
> 
> This patch refactor cs_etm_sample_type by converting from bit shifting
> values to continuous numbers.
> 
> Signed-off-by: Leo Yan <leo.yan@linaro.org>
> Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
> Cc: Mike Leach <mike.leach@linaro.org>
> Cc: Robert Walker <robert.walker@arm.com>
> ---
>  tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
> index b295dd2..3819a04 100644
> --- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
> +++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
> @@ -23,9 +23,9 @@ struct cs_etm_buffer {
>  };
>  
>  enum cs_etm_sample_type {
> -	CS_ETM_EMPTY = 0,
> -	CS_ETM_RANGE = 1 << 0,
> -	CS_ETM_TRACE_ON = 1 << 1,
> +	CS_ETM_EMPTY,
> +	CS_ETM_RANGE,
> +	CS_ETM_TRACE_ON,
>  };

Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>

>  
>  enum cs_etm_isa {
> -- 
> 2.7.4
> 

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Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-11  7:38 [PATCH v3 0/8] perf cs-etm: Correct packets handling Leo Yan
2018-12-11  7:38 ` [PATCH v3 1/8] perf cs-etm: Correct packets swapping in cs_etm__flush() Leo Yan
2018-12-11  7:38 ` [PATCH v3 2/8] perf cs-etm: Avoid stale branch samples when flush packet Leo Yan
2018-12-11  7:38 ` [PATCH v3 3/8] perf cs-etm: Remove unused 'trace_on' in cs_etm_decoder Leo Yan
2018-12-12 18:41   ` Mathieu Poirier
2018-12-11  7:38 ` [PATCH v3 4/8] perf cs-etm: Refactor enumeration cs_etm_sample_type Leo Yan
2018-12-12 18:41   ` Mathieu Poirier [this message]
2018-12-11  7:38 ` [PATCH v3 5/8] perf cs-etm: Rename CS_ETM_TRACE_ON to CS_ETM_DISCONTINUITY Leo Yan
2018-12-11  7:38 ` [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity Leo Yan
2018-12-13 12:38   ` Arnaldo Carvalho de Melo
2018-12-13 12:41     ` Arnaldo Carvalho de Melo
2018-12-13 13:09       ` leo.yan
2018-12-13 13:21         ` Arnaldo Carvalho de Melo
2018-12-13 13:23           ` leo.yan
2018-12-13 13:26           ` Arnaldo Carvalho de Melo
2018-12-13 13:31             ` leo.yan
2018-12-11  7:38 ` [PATCH v3 7/8] perf cs-etm: Treat EO_TRACE " Leo Yan
2018-12-11  7:38 ` [PATCH v3 8/8] perf cs-etm: Generate branch sample for exception packet Leo Yan
2018-12-12 18:45 ` [PATCH v3 0/8] perf cs-etm: Correct packets handling Mathieu Poirier
2018-12-13 13:11   ` Arnaldo Carvalho de Melo

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