diff options
Diffstat (limited to 'tools/perf/Documentation/perf-record.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index e41ae950fdc3..ff815c2f67e8 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -238,10 +238,6 @@ OPTIONS Also, by adding a comma, the number of mmap pages for AUX area tracing can be specified. ---group:: - Put all events in a single event group. This precedes the --event - option and remains only for backward compatibility. See --event. - -g:: Enables call-graph (stack chain/backtrace) recording for both kernel space and user space. @@ -282,7 +278,7 @@ OPTIONS -q:: --quiet:: - Don't print any message, useful for scripting. + Don't print any warnings or messages, useful for scripting. -v:: --verbose:: @@ -388,6 +384,7 @@ following filters are defined: - any_call: any function call or system call - any_ret: any function return or system call return - ind_call: any indirect branch + - ind_jmp: any indirect jump - call: direct calls, including far (to/from kernel) calls - u: only when the branch target is at the user level - k: only when the branch target is in the kernel @@ -396,6 +393,10 @@ following filters are defined: - no_tx: only when the target is not in a hardware transaction - abort_tx: only when the target is a hardware transaction abort - cond: conditional branches + - call_stack: save call stack + - no_flags: don't save branch flags e.g prediction, misprediction etc + - no_cycles: don't save branch cycles + - hw_index: save branch hardware index - save_type: save branch type during sampling in case binary is not available later For the platforms with Intel Arch LBR support (12th-Gen+ client or 4th-Gen Xeon+ server), the save branch type is unconditionally enabled |