diff options
Diffstat (limited to 'tools/perf/tests/wp.c')
| -rw-r--r-- | tools/perf/tests/wp.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/tests/wp.c b/tools/perf/tests/wp.c index 9d4c45184e71..56455da30341 100644 --- a/tools/perf/tests/wp.c +++ b/tools/perf/tests/wp.c @@ -2,7 +2,9 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> +#include <errno.h> #include <sys/ioctl.h> +#include <linux/compiler.h> #include <linux/hw_breakpoint.h> #include <linux/kernel.h> #include "tests.h" @@ -137,8 +139,7 @@ static int test__wp_rw(struct test_suite *test __maybe_unused, #endif } -static int test__wp_modify(struct test_suite *test __maybe_unused, - int subtest __maybe_unused) +static int test__wp_modify(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { #if defined(__s390x__) return TEST_SKIP; @@ -160,6 +161,11 @@ static int test__wp_modify(struct test_suite *test __maybe_unused, new_attr.disabled = 1; ret = ioctl(fd, PERF_EVENT_IOC_MODIFY_ATTRIBUTES, &new_attr); if (ret < 0) { + if (errno == ENOTTY) { + test->test_cases[subtest].skip_reason = "missing kernel support"; + ret = TEST_SKIP; + } + pr_debug("ioctl(PERF_EVENT_IOC_MODIFY_ATTRIBUTES) failed\n"); close(fd); return ret; |