[PATCH v1 8/8] perf c2c: Update documentation for display option 'llc'

Leo Yan
2020-10-15T14:51:32Z

Since the new display option 'llc' is introduced, this patch is to
update the documentation to reflect it.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
tools/perf/Documentation/perf-c2c.txt | 18 ++++++++++++++----
1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/tools/perf/Documentation/perf-c2c.txt b/tools/perf/Documentation/perf-c2c.txt
index c81d72e3eecf..eadce62ecd28 100644
--- a/tools/perf/Documentation/perf-c2c.txt
+++ b/tools/perf/Documentation/perf-c2c.txt
@@ -109,7 +109,8 @@ REPORT OPTIONS

-d::
--display::
- Switch to HITM type (rmt, lcl) to display and sort on. Total HITMs as default.
+ Switch to HITM type (rmt, lcl) or LLC load access (llc) to display
+ and sort on. Total HITMs as default.

--stitch-lbr::
Show callgraph with stitched LBRs, which may have more complete
@@ -174,12 +175,18 @@ For each cacheline in the 1) list we display following data:
Cacheline
- cacheline address (hex number)

- Rmt/Lcl Hitm
+ Rmt/Lcl Hitm (For display with HITM types)
- cacheline percentage of all Remote/Local HITM accesses

- LLC Load Hitm - Total, LclHitm, RmtHitm
+ LLC Load Hitm - Total, LclHitm, RmtHitm (For display with HITM types)
- count of Total/Local/Remote load HITMs

+ LLC Hit Pct (For display 'llc')
+ - cacheline percentage of all LLC load accesses
+
+ LLC Hit Total (For display 'llc')
+ - sum of all LLC load accesses
+
Total records
- sum of all cachelines accesses

@@ -207,9 +214,12 @@ For each cacheline in the 1) list we display following data:

For each offset in the 2) list we display following data:

- HITM - Rmt, Lcl
+ HITM - Rmt, Lcl (For display with HITM types)
- % of Remote/Local HITM accesses for given offset within cacheline

+ LLC LD - LclHit, LclHitm (For display 'llc')
+ - % of LLC hits and LLC HITMs accesses for given offset within cacheline
+
Store Refs - L1 Hit, L1 Miss
- % of store accesses that hit/missed L1 for given offset within cacheline

--
2.17.1