diff options
Diffstat (limited to 'tools/perf/Documentation/perf-script.txt')
-rw-r--r-- | tools/perf/Documentation/perf-script.txt | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 053bbbd84ece..5dc5c6a09ac4 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -117,7 +117,7 @@ OPTIONS Comma separated list of fields to print. Options are: comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr, symoff, srcline, period, iregs, brstack, brstacksym, flags, bpf-output, - callindent. Field list can be prepended with the type, trace, sw or hw, + callindent, insn, insnlen. Field list can be prepended with the type, trace, sw or hw, to indicate to which event type the field list applies. e.g., -F sw:comm,tid,time,ip,sym and -F trace:time,cpu,trace @@ -181,6 +181,10 @@ OPTIONS Instruction Trace decoding. For calls and returns, it will display the name of the symbol indented with spaces to reflect the stack depth. + When doing instruction trace decoding insn and insnlen give the + instruction bytes and the instruction length of the current + instruction. + Finally, a user may not set fields to none for all event types. i.e., -F "" is not allowed. @@ -208,6 +212,9 @@ OPTIONS --hide-call-graph:: When printing symbols do not display call chain. +--stop-bt:: + Stop display of callgraph at these symbols + -C:: --cpu:: Only report samples for the list of CPUs provided. Multiple CPUs can be provided as a comma-separated list with no space: 0,1. Ranges of @@ -285,6 +292,13 @@ include::itrace.txt[] --force:: Don't do ownership validation. +--time:: + Only analyze samples within given time window: <start>,<stop>. Times + have the format seconds.microseconds. If start is not given (i.e., time + string is ',x.y') then analysis starts at the beginning of the file. If + stop time is not given (i.e, time string is 'x.y,') then analysis goes + to end of file. + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-script-perl[1], |