adulau/aha
1
0
Fork 0
mirror of https://github.com/adulau/aha.git synced 2024-12-28 11:46:19 +00:00
Code Issues Projects Releases Packages Wiki Activity

perf stat: Define MATCH_EVENT for easy attr checking

Browse source 
MATCH_EVENT is useful:

 1. for multiple attrs checking
 2. avoid repetition of PERF_TYPE_ and PERF_COUNT_ and save space
 3. avoids line breakage

Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <1246440909.3403.5.camel@hpdv5.satnam>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jaswinder Singh Rajput 2009-07-01 15:05:09 +05:30 committed by Ingo Molnar
parent f37a291c52
commit b9ebdcc0ce
1 changed files with 10 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

27
tools/perf/builtin-stat.c
View file

@ -96,6 +96,10 @@ static u64 walltime_nsecs_noise;
static u64 runtime_cycles_avg;
static u64 runtime_cycles_noise;
#define MATCH_EVENT(t, c, counter) \
(attrs[counter].type == PERF_TYPE_##t && \
attrs[counter].config == PERF_COUNT_##c)
#define ERR_PERF_OPEN \
"Error: counter %d, sys_perf_counter_open() syscall returned with %d (%s)\n"
@ -133,13 +137,8 @@ static void create_perf_stat_counter(int counter, int pid)
*/
static inline int nsec_counter(int counter)
{
if (attrs[counter].type != PERF_TYPE_SOFTWARE)
return 0;
if (attrs[counter].config == PERF_COUNT_SW_CPU_CLOCK)
return 1;
if (attrs[counter].config == PERF_COUNT_SW_TASK_CLOCK)
if (MATCH_EVENT(SOFTWARE, SW_CPU_CLOCK, counter) ||
MATCH_EVENT(SOFTWARE, SW_TASK_CLOCK, counter))
return 1;
return 0;
@ -194,11 +193,9 @@ static void read_counter(int counter)
/*
* Save the full runtime - to allow normalization during printout:
*/
if (attrs[counter].type == PERF_TYPE_SOFTWARE &&
attrs[counter].config == PERF_COUNT_SW_TASK_CLOCK)
if (MATCH_EVENT(SOFTWARE, SW_TASK_CLOCK, counter))
runtime_nsecs[run_idx] = count[0];
if (attrs[counter].type == PERF_TYPE_HARDWARE &&
attrs[counter].config == PERF_COUNT_HW_CPU_CYCLES)
if (MATCH_EVENT(HARDWARE, HW_CPU_CYCLES, counter))
runtime_cycles[run_idx] = count[0];
}
@ -292,9 +289,7 @@ static void nsec_printout(int counter, u64 *count, u64 *noise)
fprintf(stderr, " %14.6f %-24s", msecs, event_name(counter));
if (attrs[counter].type == PERF_TYPE_SOFTWARE &&
attrs[counter].config == PERF_COUNT_SW_TASK_CLOCK) {
if (MATCH_EVENT(SOFTWARE, SW_TASK_CLOCK, counter)) {
if (walltime_nsecs_avg)
fprintf(stderr, " # %10.3f CPUs ",
(double)count[0] / (double)walltime_nsecs_avg);
@ -307,9 +302,7 @@ static void abs_printout(int counter, u64 *count, u64 *noise)
fprintf(stderr, " %14Ld %-24s", count[0], event_name(counter));
if (runtime_cycles_avg &&
attrs[counter].type == PERF_TYPE_HARDWARE &&
attrs[counter].config == PERF_COUNT_HW_INSTRUCTIONS) {
MATCH_EVENT(HARDWARE, HW_INSTRUCTIONS, counter)) {
fprintf(stderr, " # %10.3f IPC ",
(double)count[0] / (double)runtime_cycles_avg);
} else {