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| author | Arnaldo Carvalho de Melo <[email protected]> | 2016-04-14 21:15:18 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2016-04-14 22:46:57 +0000 |
| commit | 6125cc8dac432948a31df4d4ac20dd2d4f8c6c27 (patch) | |
| tree | 2ce2dc50335fc524b1041c9ea918c21467bb7ff2 /tools/perf/builtin-script.c | |
| parent | perf tools: Remove addr_location argument to sample__fprintf_callchain (diff) | |
| download | kernel-6125cc8dac432948a31df4d4ac20dd2d4f8c6c27.tar.gz kernel-6125cc8dac432948a31df4d4ac20dd2d4f8c6c27.zip | |
perf script: Add --max-stack knob
Works just like with 'perf report'. In some cases we may want to have
more than 127 entries, the default maximum.
Cc: Adrian Hunter <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Wang Nan <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/builtin-script.c')
| -rw-r--r-- | tools/perf/builtin-script.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 875d84e7ba5b..0e93282b405e 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -22,6 +22,7 @@ #include "util/thread_map.h" #include "util/stat.h" #include <linux/bitmap.h> +#include <linux/stringify.h> #include "asm/bug.h" #include "util/mem-events.h" @@ -2027,6 +2028,10 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) "only consider symbols in these pids"), OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]", "only consider symbols in these tids"), + OPT_UINTEGER(0, "max-stack", &scripting_max_stack, + "Set the maximum stack depth when parsing the callchain, " + "anything beyond the specified depth will be ignored. " + "Default: " __stringify(PERF_MAX_STACK_DEPTH)), OPT_BOOLEAN('I', "show-info", &show_full_info, "display extended information from perf.data file"), OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, |