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authorAdrian Hunter <adrian.hunter@intel.com>2017-05-26 11:17:25 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-06-27 12:09:58 -0300
commit70d110d775993ff1f63905bbdbc70e3f6bd8da8a (patch)
treecc7ccfaaf9fbaaadc9db8bd23cda5e84b061257b /tools/perf/Documentation
parent3bdafdffa9baf2b34aebad1c98bc17b50202cb78 (diff)
perf auxtrace: Add itrace option to output power events
Add itrace option to output power events. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Andi Kleen <ak@linux.intel.com> Link: http://lkml.kernel.org/r/1495786658-18063-25-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
-rw-r--r--tools/perf/Documentation/itrace.txt5
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt
index deafd16692b6..a3abe04c779d 100644
--- a/tools/perf/Documentation/itrace.txt
+++ b/tools/perf/Documentation/itrace.txt
@@ -4,13 +4,14 @@
r synthesize branches events (returns only)
x synthesize transactions events
w synthesize ptwrite events
+ p synthesize power events
e synthesize error events
d create a debug log
g synthesize a call chain (use with i or x)
l synthesize last branch entries (use with i or x)
s skip initial number of events
- The default is all events i.e. the same as --itrace=ibxwe
+ The default is all events i.e. the same as --itrace=ibxwpe
In addition, the period (default 100000) for instructions events
can be specified in units of:
@@ -28,7 +29,7 @@
instructions or transactions events can be specified.
It is also possible to skip events generated (instructions, branches, transactions,
- ptwrite) at the beginning. This is useful to ignore initialization code.
+ ptwrite, power) at the beginning. This is useful to ignore initialization code.
--itrace=i0nss1000000