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-rw-r--r--tools/perf/util/header.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index eefd1cd73b6a..31c3bab1b10a 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -76,6 +76,7 @@ static const u64 __perf_magic2 = 0x32454c4946524550ULL;
static const u64 __perf_magic2_sw = 0x50455246494c4532ULL;
#define PERF_MAGIC __perf_magic2
+#define DNAME_LEN 16
const char perf_version_string[] = PERF_VERSION;
@@ -1616,10 +1617,10 @@ static int write_pmu_caps(struct feat_fd *ff,
struct cpu_domain_map **build_cpu_domain_map(u32 *schedstat_version, u32 *max_sched_domains, u32 nr)
{
+ char dname[DNAME_LEN], cpumask[MAX_NR_CPUS];
struct domain_info *domain_info;
struct cpu_domain_map **cd_map;
- char dname[16], cpumask[256];
- char cpulist[1024];
+ char cpulist[MAX_NR_CPUS];
char *line = NULL;
u32 cpu, domain;
u32 dcount = 0;