perf cpu_map: Rename struct cpu_map to struct perf_cpu_map

Rename struct cpu_map to struct perf_cpu_map, so it could be part of
libperf.

Committer notes:

Added fixes for arm64, provided by Jiri.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-3-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c
index 66d5a66..3e81e0b 100644
--- a/tools/perf/builtin-ftrace.c
+++ b/tools/perf/builtin-ftrace.c
@@ -165,7 +165,7 @@ static int set_tracing_pid(struct perf_ftrace *ftrace)
 	return 0;
 }
 
-static int set_tracing_cpumask(struct cpu_map *cpumap)
+static int set_tracing_cpumask(struct perf_cpu_map *cpumap)
 {
 	char *cpumask;
 	size_t mask_size;
@@ -192,7 +192,7 @@ static int set_tracing_cpumask(struct cpu_map *cpumap)
 
 static int set_tracing_cpu(struct perf_ftrace *ftrace)
 {
-	struct cpu_map *cpumap = ftrace->evlist->cpus;
+	struct perf_cpu_map *cpumap = ftrace->evlist->cpus;
 
 	if (!target__has_cpu(&ftrace->target))
 		return 0;
@@ -202,7 +202,7 @@ static int set_tracing_cpu(struct perf_ftrace *ftrace)
 
 static int reset_tracing_cpu(void)
 {
-	struct cpu_map *cpumap = cpu_map__new(NULL);
+	struct perf_cpu_map *cpumap = cpu_map__new(NULL);
 	int ret;
 
 	ret = set_tracing_cpumask(cpumap);