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| author | Ingo Molnar <mingo@elte.hu> | 2009-10-17 11:58:25 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-10-17 11:58:25 +0400 |
| commit | bb3c3e807140816b5f5fd4840473ee52a916ad4f (patch) | |
| tree | 9e8a69d266a7df86ca16177eefffab4b4e910753 /tools/perf/builtin-stat.c | |
| parent | 595c36490deb49381dc51231a3d5e6b66786ed27 (diff) | |
| parent | 012abeea669ea49636cf952d13298bb68654146a (diff) | |
| download | linux-bb3c3e807140816b5f5fd4840473ee52a916ad4f.tar.xz | |
Merge commit 'v2.6.32-rc5' into perf/probes
Conflicts:
kernel/trace/trace_event_profile.c
Merge reason: update to -rc5 and resolve conflict.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-stat.c')
| -rw-r--r-- | tools/perf/builtin-stat.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 16af2d82e858..3db31e7bf173 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -69,7 +69,8 @@ static int run_idx = 0; static int run_count = 1; static int inherit = 1; static int scale = 1; -static int target_pid = -1; +static pid_t target_pid = -1; +static pid_t child_pid = -1; static int null_run = 0; static int fd[MAX_NR_CPUS][MAX_COUNTERS]; @@ -285,6 +286,8 @@ static int run_perf_stat(int argc __used, const char **argv) exit(-1); } + child_pid = pid; + /* * Wait for the child to be ready to exec. */ @@ -338,14 +341,24 @@ static void nsec_printout(int counter, double avg) static void abs_printout(int counter, double avg) { + double total, ratio = 0.0; + fprintf(stderr, " %14.0f %-24s", avg, event_name(counter)); if (MATCH_EVENT(HARDWARE, HW_INSTRUCTIONS, counter)) { - fprintf(stderr, " # %10.3f IPC ", - avg / avg_stats(&runtime_cycles_stats)); + total = avg_stats(&runtime_cycles_stats); + + if (total) + ratio = avg / total; + + fprintf(stderr, " # %10.3f IPC ", ratio); } else { - fprintf(stderr, " # %10.3f M/sec", - 1000.0 * avg / avg_stats(&runtime_nsecs_stats)); + total = avg_stats(&runtime_nsecs_stats); + + if (total) + ratio = 1000.0 * avg / total; + + fprintf(stderr, " # %10.3f M/sec", ratio); } } @@ -423,6 +436,9 @@ static void skip_signal(int signo) static void sig_atexit(void) { + if (child_pid != -1) + kill(child_pid, SIGTERM); + if (signr == -1) return; |