2019-10-25 13:59:09

by Tan Xiaojun

[permalink] [raw]
Subject: [RFC v2 3/4] perf report: Add --spe options for arm-spe

The previous patch added support in "perf report" for some arm-spe
events(llc-miss, tlb-miss, branch-miss). This patch adds their help
instructions.

Signed-off-by: Tan Xiaojun <[email protected]>
---
tools/perf/Documentation/perf-report.txt | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 7315f155803f..a3628dde3be7 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -462,6 +462,15 @@ include::itrace.txt[]

To disable decoding entirely, use --no-itrace.

+--spe::
+ Options for decoding arm-spe tracing data. The options are:
+
+ l synthesize llc miss events
+ t synthesize tlb miss events
+ b synthesize branch miss events
+
+ The default is all events i.e. the same as --spe=ltb
+
--full-source-path::
Show the full path for source files for srcline output.

--
2.17.1