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[58.152.48.195]) by smtp.gmail.com with ESMTPSA id cp16-20020a170902e79000b0015e8d4eb2c2sm627127plb.268.2022.05.17.22.58.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 May 2022 22:58:06 -0700 (PDT) From: Leo Yan To: Arnaldo Carvalho de Melo , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Like Xu , Alyssa Ross , Ian Rogers , Kajol Jain , Adam Li , Li Huafei , German Gomez , James Clark , Kan Liang , Ali Saidi , Joe Mario , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v3 03/11] perf c2c: Update documentation for store metric 'N/A' Date: Wed, 18 May 2022 13:57:21 +0800 Message-Id: <20220518055729.1869566-4-leo.yan@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220518055729.1869566-1-leo.yan@linaro.org> References: <20220518055729.1869566-1-leo.yan@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The 'N/A' metric is added for store operations, update documentation to reflect changes in the report table. Signed-off-by: Leo Yan --- tools/perf/Documentation/perf-c2c.txt | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/tools/perf/Documentation/perf-c2c.txt b/tools/perf/Documentation/perf-c2c.txt index 3b6a2c84ea02..6f69173731aa 100644 --- a/tools/perf/Documentation/perf-c2c.txt +++ b/tools/perf/Documentation/perf-c2c.txt @@ -189,9 +189,10 @@ For each cacheline in the 1) list we display following data: Total stores - sum of all store accesses - Store Reference - L1Hit, L1Miss + Store Reference - L1Hit, L1Miss, N/A L1Hit - store accesses that hit L1 L1Miss - store accesses that missed L1 + N/A - store accesses with memory level is not available Core Load Hit - FB, L1, L2 - count of load hits in FB (Fill Buffer), L1 and L2 cache @@ -210,8 +211,9 @@ For each offset in the 2) list we display following data: HITM - Rmt, Lcl - % of Remote/Local HITM accesses for given offset within cacheline - Store Refs - L1 Hit, L1 Miss - - % of store accesses that hit/missed L1 for given offset within cacheline + Store Refs - L1 Hit, L1 Miss, N/A + - % of store accesses that hit L1, missed L1 and N/A (no available) memory + level for given offset within cacheline Data address - Offset - offset address -- 2.25.1