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Date: Thu, 15 Oct 2020 15:50:41 +0100 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@...hat.com>, Namhyung Kim <namhyung@...nel.org>, Kan Liang <kan.liang@...ux.intel.com>, Andi Kleen <ak@...ux.intel.com>, Ian Rogers <irogers@...gle.com>, Joe Mario <jmario@...hat.com>, David Ahern <dsahern@...il.com>, Don Zickus <dzickus@...hat.com>, Al Grant <Al.Grant@....com>, James Clark <james.clark@....com>, linux-kernel@...r.kernel.org Cc: Leo Yan <leo.yan@...aro.org> Subject: [PATCH v1 8/8] perf c2c: Update documentation for display option 'llc' 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@...aro.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
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