perf c2c: Use more intention revealing iterator

Use perf_cpu_map__for_each_cpu() in setup_nodes.

Signed-off-by: Ian Rogers <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: James Clark <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: John Garry <[email protected]>
Cc: Kajol Jain <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Leo Yan <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Mathieu Poirier <[email protected]>
Cc: Mike Leach <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Clarke <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Riccardo Mancini <[email protected]>
Cc: Stephane Eranian <[email protected]>
Cc: Suzuki Poulouse <[email protected]>
Cc: Vineet Singh <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

1 files changed, 5 insertions, 5 deletions

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index b5c67ef73862..ad1fbeafc93d 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -2015,7 +2015,7 @@ static int setup_nodes(struct perf_session *session)
 {
 	struct numa_node *n;
 	unsigned long **nodes;
-	int node, cpu;
+	int node, cpu, idx;
 	int *cpu2node;
 
 	if (c2c.node_info > 2)
@@ -2057,13 +2057,13 @@ static int setup_nodes(struct perf_session *session)
 		if (perf_cpu_map__empty(map))
 			continue;
 
-		for (cpu = 0; cpu < map->nr; cpu++) {
-			set_bit(map->map[cpu], set);
+		perf_cpu_map__for_each_cpu(cpu, idx, map) {
+			set_bit(cpu, set);
 
-			if (WARN_ONCE(cpu2node[map->map[cpu]] != -1, "node/cpu topology bug"))
+			if (WARN_ONCE(cpu2node[cpu] != -1, "node/cpu topology bug"))
 				return -EINVAL;
 
-			cpu2node[map->map[cpu]] = node;
+			cpu2node[cpu] = node;
 		}
 	}