diff options
Diffstat (limited to 'tools/testing/selftests/kvm/lib')
-rw-r--r-- | tools/testing/selftests/kvm/lib/test_util.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/lib/test_util.c b/tools/testing/selftests/kvm/lib/test_util.c index 938cd423643e..f80dd38a38b2 100644 --- a/tools/testing/selftests/kvm/lib/test_util.c +++ b/tools/testing/selftests/kvm/lib/test_util.c @@ -11,6 +11,7 @@ #include <stdlib.h> #include <time.h> #include <sys/stat.h> +#include <sys/syscall.h> #include <linux/mman.h> #include "linux/kernel.h" @@ -303,3 +304,17 @@ enum vm_mem_backing_src_type parse_backing_src_type(const char *type_name) TEST_FAIL("Unknown backing src type: %s", type_name); return -1; } + +long get_run_delay(void) +{ + char path[64]; + long val[2]; + FILE *fp; + + sprintf(path, "/proc/%ld/schedstat", syscall(SYS_gettid)); + fp = fopen(path, "r"); + fscanf(fp, "%ld %ld ", &val[0], &val[1]); + fclose(fp); + + return val[1]; +} |