diff options
| -rw-r--r-- | tools/perf/builtin-ftrace.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c index 20d4c0ce8b53..01a5bb58eb04 100644 --- a/tools/perf/builtin-ftrace.c +++ b/tools/perf/builtin-ftrace.c @@ -13,6 +13,7 @@ #include <signal.h> #include <fcntl.h> #include <poll.h> +#include <linux/capability.h> #include "debug.h" #include <subcmd/parse-options.h> @@ -21,6 +22,7 @@ #include "target.h" #include "cpumap.h" #include "thread_map.h" +#include "util/cap.h" #include "util/config.h" @@ -281,7 +283,7 @@ static int __cmd_ftrace(struct perf_ftrace *ftrace, int argc, const char **argv) .events = POLLIN, }; - if (geteuid() != 0) { + if (!perf_cap__capable(CAP_SYS_ADMIN)) { pr_err("ftrace only works for root!\n"); return -1; } |