diff options
Diffstat (limited to 'tools/perf/util/build-id.c')
| -rw-r--r-- | tools/perf/util/build-id.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c index 6b410c3d52dc..2aacc8b29f7e 100644 --- a/tools/perf/util/build-id.c +++ b/tools/perf/util/build-id.c @@ -37,6 +37,7 @@ #include <linux/ctype.h> #include <linux/zalloc.h> +#include <linux/string.h> #include <asm/bug.h> static bool no_buildid_cache; @@ -912,3 +913,8 @@ void build_id__init(struct build_id *bid, const u8 *data, size_t size) memcpy(bid->data, data, size); bid->size = size; } + +bool build_id__is_defined(const struct build_id *bid) +{ + return bid && bid->size ? !!memchr_inv(bid->data, 0, bid->size) : false; +} |