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-rw-r--r--tools/perf/builtin-record.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index f573bbb..b09d3b2 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -22,6 +22,7 @@
#include "util/debug.h"
#include "util/session.h"
#include "util/symbol.h"
+#include "util/cpumap.h"
#include <unistd.h>
#include <sched.h>
@@ -421,9 +422,6 @@ static int __cmd_record(int argc, const char **argv)
char buf;
page_size = sysconf(_SC_PAGE_SIZE);
- nr_cpus = sysconf(_SC_NPROCESSORS_ONLN);
- assert(nr_cpus <= MAX_NR_CPUS);
- assert(nr_cpus >= 0);
atexit(sig_atexit);
signal(SIGCHLD, sig_handler);
@@ -547,8 +545,9 @@ static int __cmd_record(int argc, const char **argv)
if ((!system_wide && !inherit) || profile_cpu != -1) {
open_counters(profile_cpu, target_pid);
} else {
+ nr_cpus = read_cpu_map();
for (i = 0; i < nr_cpus; i++)
- open_counters(i, target_pid);
+ open_counters(cpumap[i], target_pid);
}
if (file_new) {