Re: [PATCH] tools/perf/design: Synchronize the definition of enum perf_hw_id with code

From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Like Xu <like.xu.linux@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>, Jiri Olsa <jolsa@redhat.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tools/perf/design: Synchronize the definition of enum perf_hw_id with code
Date: Thu, 11 Nov 2021 14:50:26 -0300	[thread overview]
Message-ID: <YY1X4gO/yydGu+11@kernel.org> (raw)
In-Reply-To: <20211109090147.56978-1-likexu@tencent.com>

Em Tue, Nov 09, 2021 at 05:01:47PM +0800, Like Xu escreveu:
> From: Like Xu <likexu@tencent.com>
> 
> We're not surprised that there are tons of Linux users who
> only read the documentation to learn about the kernel.
> 
> Let's update the perf part for common hardware events
> since three new *generic* hardware events were added.

Thanks, applied.

- Arnaldo

> Signed-off-by: Like Xu <likexu@tencent.com>
> ---
>  tools/perf/design.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/tools/perf/design.txt b/tools/perf/design.txt
> index a42fab308ff6..aa8cfeabb743 100644
> --- a/tools/perf/design.txt
> +++ b/tools/perf/design.txt
> @@ -106,6 +106,9 @@ enum perf_hw_id {
>  	PERF_COUNT_HW_BRANCH_INSTRUCTIONS	= 4,
>  	PERF_COUNT_HW_BRANCH_MISSES		= 5,
>  	PERF_COUNT_HW_BUS_CYCLES		= 6,
> +	PERF_COUNT_HW_STALLED_CYCLES_FRONTEND	= 7,
> +	PERF_COUNT_HW_STALLED_CYCLES_BACKEND	= 8,
> +	PERF_COUNT_HW_REF_CPU_CYCLES		= 9,
>  };
>  
>  These are standardized types of events that work relatively uniformly
> -- 
> 2.33.0

-- 

- Arnaldo