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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
commit863981e96738983919de841ec669e157e6bdaeb0 (patch)
treed6d89a12e7eb8017837c057935a2271290907f76 /tools/perf/Documentation/itrace.txt
parent8dec7c70575785729a6a9e6719a955e9c545bcab (diff)
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'tools/perf/Documentation/itrace.txt')
-rw-r--r--tools/perf/Documentation/itrace.txt8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt
index 65453f4c7..e2a4c5e0d 100644
--- a/tools/perf/Documentation/itrace.txt
+++ b/tools/perf/Documentation/itrace.txt
@@ -7,6 +7,7 @@
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=ibxe
@@ -24,3 +25,10 @@
Also the number of last branch entries (default 64, max. 1024) for
instructions or transactions events can be specified.
+
+ It is also possible to skip events generated (instructions, branches, transactions)
+ at the beginning. This is useful to ignore initialization code.
+
+ --itrace=i0nss1000000
+
+ skips the first million instructions.