linux-kernel - [PATCH v1 03/11] perf c2c: Update documentation for store metric 'Any Lvl'

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Message-Id: <20220427155013.1833222-4-leo.yan@linaro.org>
Date:   Wed, 27 Apr 2022 23:50:05 +0800
From:   Leo Yan <leo.yan@...aro.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>, Alyssa Ross <hi@...ssa.is>,
        Like Xu <likexu@...cent.com>, Kajol Jain <kjain@...ux.ibm.com>,
        Li Huafei <lihuafei1@...wei.com>,
        Ali Saidi <alisaidi@...zon.com>,
        German Gomez <german.gomez@....com>,
        James Clark <james.clark@....com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Leo Yan <leo.yan@...aro.org>
Subject: [PATCH v1 03/11] perf c2c: Update documentation for store metric 'Any Lvl'

The 'Any Lvl' metric is added for store operations, update documentation
to reflect changes in the report table.

Signed-off-by: Leo Yan <leo.yan@...aro.org>
Tested-by: Ali Saidi <alisaidi@...zon.com>
---
 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..b39e3f3df272 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, AnyLvl
     L1Hit - store accesses that hit L1
     L1Miss - store accesses that missed L1
+    AnyLvl - store accesses which is possible to hit any cache level
 
   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, Any Lvl
+  - % of store accesses that hit L1, missed L1 and any cache level for given
+    offset within cacheline
 
   Data address - Offset
   - offset address
-- 
2.25.1