Commit a2d8a158 authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo
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perf intel-pt: Fix itrace defaults for perf script intel-pt documentation 



Fix intel-pt documentation to reflect the change of itrace defaults for
perf script.

Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org
Fixes: 4eb06815 ("perf script: Make itrace script default to all calls")
Link: http://lkml.kernel.org/r/20190520113728.14389-4-adrian.hunter@intel.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 355200e0

tools/perf/Documentation/intel-pt.txt

+5 −5
Original line number Diff line number Diff line
@@ -88,16 +88,16 @@ smaller. 


To represent software control flow, "branches" samples are produced.  By default

a branch sample is synthesized for every single branch.  To get an idea what

data is available you can use the 'perf script' tool with no parameters, which

will list all the samples.

data is available you can use the 'perf script' tool with all itrace sampling

options, which will list all the samples.



	perf record -e intel_pt//u ls

	perf script

	perf script --itrace=ibxwpe



An interesting field that is not printed by default is 'flags' which can be

displayed as follows:



	perf script -Fcomm,tid,pid,time,cpu,event,trace,ip,sym,dso,addr,symoff,flags

	perf script --itrace=ibxwpe -F+flags



The flags are "bcrosyiABEx" which stand for branch, call, return, conditional,

system, asynchronous, interrupt, transaction abort, trace begin, trace end, and
@@ -713,7 +713,7 @@ Having no option is the same as 


which, in turn, is the same as



	--itrace=ibxwpe

	--itrace=cepwx



The letters are: