diff options
Diffstat (limited to 'tools/perf/util/cloexec.c')
| -rw-r--r-- | tools/perf/util/cloexec.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/cloexec.c b/tools/perf/util/cloexec.c index 4945aa56a017..47b78b3f0325 100644 --- a/tools/perf/util/cloexec.c +++ b/tools/perf/util/cloexec.c @@ -3,6 +3,7 @@ #include "../perf.h" #include "cloexec.h" #include "asm/bug.h" +#include "debug.h" static unsigned long flag = PERF_FLAG_FD_CLOEXEC; @@ -18,6 +19,7 @@ static int perf_flag_probe(void) int err; int cpu; pid_t pid = -1; + char sbuf[STRERR_BUFSIZE]; cpu = sched_getcpu(); if (cpu < 0) @@ -42,7 +44,7 @@ static int perf_flag_probe(void) WARN_ONCE(err != EINVAL && err != EBUSY, "perf_event_open(..., PERF_FLAG_FD_CLOEXEC) failed with unexpected error %d (%s)\n", - err, strerror(err)); + err, strerror_r(err, sbuf, sizeof(sbuf))); /* not supported, confirm error related to PERF_FLAG_FD_CLOEXEC */ fd = sys_perf_event_open(&attr, pid, cpu, -1, 0); @@ -50,7 +52,7 @@ static int perf_flag_probe(void) if (WARN_ONCE(fd < 0 && err != EBUSY, "perf_event_open(..., 0) failed unexpectedly with error %d (%s)\n", - err, strerror(err))) + err, strerror_r(err, sbuf, sizeof(sbuf)))) return -1; close(fd); |