perf counts: Switch name cpu to cpu_map_idx

Try to reduce confusion in particular when the cpu map doesn't contain
an entry for every CPU.

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

tools/perf/util/counts.h

···
 
 
 static inline struct perf_counts_values*
-perf_counts(struct perf_counts *counts, int cpu, int thread)
+perf_counts(struct perf_counts *counts, int cpu_map_idx, int thread)
 {
-	return xyarray__entry(counts->values, cpu, thread);
+	return xyarray__entry(counts->values, cpu_map_idx, thread);
 }
 
 static inline bool
-perf_counts__is_loaded(struct perf_counts *counts, int cpu, int thread)
+perf_counts__is_loaded(struct perf_counts *counts, int cpu_map_idx, int thread)
 {
-	return *((bool *) xyarray__entry(counts->loaded, cpu, thread));
+	return *((bool *) xyarray__entry(counts->loaded, cpu_map_idx, thread));
 }
 
 static inline void
-perf_counts__set_loaded(struct perf_counts *counts, int cpu, int thread, bool loaded)
+perf_counts__set_loaded(struct perf_counts *counts, int cpu_map_idx, int thread, bool loaded)
 {
-	*((bool *) xyarray__entry(counts->loaded, cpu, thread)) = loaded;
+	*((bool *) xyarray__entry(counts->loaded, cpu_map_idx, thread)) = loaded;
 }
 
 struct perf_counts *perf_counts__new(int ncpus, int nthreads);