[PATCH 06/11] perf tools: Use ARRAY_SIZE in mem sort display functions

From: Arnaldo Carvalho de Melo
Date: Tue Feb 23 2016 - 15:01:20 EST


From: Jiri Olsa <jolsa@xxxxxxxxxx>

There's no need to define extra macros for that.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1455525293-8671-13-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/sort.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 5f94ee740c5b..5388f7940474 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -838,7 +838,6 @@ static const char * const tlb_access[] = {
"Walker",
"Fault",
};
-#define NUM_TLB_ACCESS (sizeof(tlb_access)/sizeof(const char *))

static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
@@ -860,7 +859,7 @@ static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
/* already taken care of */
m &= ~(PERF_MEM_TLB_HIT|PERF_MEM_TLB_MISS);

- for (i = 0; m && i < NUM_TLB_ACCESS; i++, m >>= 1) {
+ for (i = 0; m && i < ARRAY_SIZE(tlb_access); i++, m >>= 1) {
if (!(m & 0x1))
continue;
if (l) {
@@ -915,7 +914,6 @@ static const char * const mem_lvl[] = {
"I/O",
"Uncached",
};
-#define NUM_MEM_LVL (sizeof(mem_lvl)/sizeof(const char *))

static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
@@ -937,7 +935,7 @@ static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
/* already taken care of */
m &= ~(PERF_MEM_LVL_HIT|PERF_MEM_LVL_MISS);

- for (i = 0; m && i < NUM_MEM_LVL; i++, m >>= 1) {
+ for (i = 0; m && i < ARRAY_SIZE(mem_lvl); i++, m >>= 1) {
if (!(m & 0x1))
continue;
if (l) {
@@ -983,7 +981,6 @@ static const char * const snoop_access[] = {
"Hit",
"HitM",
};
-#define NUM_SNOOP_ACCESS (sizeof(snoop_access)/sizeof(const char *))

static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
@@ -998,7 +995,7 @@ static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
if (he->mem_info)
m = he->mem_info->data_src.mem_snoop;

- for (i = 0; m && i < NUM_SNOOP_ACCESS; i++, m >>= 1) {
+ for (i = 0; m && i < ARRAY_SIZE(snoop_access); i++, m >>= 1) {
if (!(m & 0x1))
continue;
if (l) {
--
2.5.0