[PATCH v2 03/11] perf c2c: Update documentation for store metric 'N/A'

From: Leo Yan
Date: Sun May 08 2022 - 05:25:28 EST


The 'N/A' metric is added for store operations, update documentation to
reflect changes in the report table.

Signed-off-by: Leo Yan <leo.yan@xxxxxxxxxx>
---
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