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authorAndi Kleen <ak@linux.intel.com>2019-03-05 17:47:47 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-03-11 17:56:02 +0300
commit52bab8868211b7c504146f6239e101421d4d125b (patch)
treef3941e210c94e1535604a5d53119f17fc34a2b64 /tools/perf/builtin-script.c
parent3ab481a1cfe1511b94e142b648e2c5ade9175ed3 (diff)
downloadlinux-52bab8868211b7c504146f6239e101421d4d125b.tar.xz
perf report: Support output in nanoseconds
Upcoming changes add timestamp output in perf report. Add a --ns argument similar to perf script to support nanoseconds resolution when needed. Signed-off-by: Andi Kleen <ak@linux.intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/20190305144758.12397-5-andi@firstfloor.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-script.c')
-rw-r--r--tools/perf/builtin-script.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index a5080afd361d..111787e83784 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -60,7 +60,6 @@ static bool no_callchain;
static bool latency_format;
static bool system_wide;
static bool print_flags;
-static bool nanosecs;
static const char *cpu_list;
static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
static struct perf_stat_config stat_config;
@@ -691,7 +690,7 @@ static int perf_sample__fprintf_start(struct perf_sample *sample,
secs = nsecs / NSEC_PER_SEC;
nsecs -= secs * NSEC_PER_SEC;
- if (nanosecs)
+ if (symbol_conf.nanosecs)
printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
else {
char sample_time[32];
@@ -3244,7 +3243,7 @@ static int parse_insn_trace(const struct option *opt __maybe_unused,
{
parse_output_fields(NULL, "+insn,-event,-period", 0);
itrace_parse_synth_opts(opt, "i0ns", 0);
- nanosecs = true;
+ symbol_conf.nanosecs = true;
return 0;
}
@@ -3262,7 +3261,7 @@ static int parse_call_trace(const struct option *opt __maybe_unused,
{
parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
itrace_parse_synth_opts(opt, "cewp", 0);
- nanosecs = true;
+ symbol_conf.nanosecs = true;
return 0;
}
@@ -3272,7 +3271,7 @@ static int parse_callret_trace(const struct option *opt __maybe_unused,
{
parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
itrace_parse_synth_opts(opt, "crewp", 0);
- nanosecs = true;
+ symbol_conf.nanosecs = true;
return 0;
}
@@ -3408,7 +3407,7 @@ int cmd_script(int argc, const char **argv)
OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
OPT_INTEGER(0, "max-blocks", &max_blocks,
"Maximum number of code blocks to dump with brstackinsn"),
- OPT_BOOLEAN(0, "ns", &nanosecs,
+ OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
"Use 9 decimal places when displaying time"),
OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
"Instruction Tracing options\n" ITRACE_HELP,