diff options
Diffstat (limited to 'tools/perf/util/event.c')
| -rw-r--r-- | tools/perf/util/event.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 142835c0ca0a..dc5c3bb69d73 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -8,6 +8,7 @@ #include <unistd.h> #include <uapi/linux/mman.h> /* To get things like MAP_HUGETLB even on older libc headers */ #include <api/fs/fs.h> +#include <linux/perf_event.h> #include "event.h" #include "debug.h" #include "hist.h" @@ -767,15 +768,16 @@ static int find_symbol_cb(void *arg, const char *name, char type, return 1; } -u64 kallsyms__get_function_start(const char *kallsyms_filename, - const char *symbol_name) +int kallsyms__get_function_start(const char *kallsyms_filename, + const char *symbol_name, u64 *addr) { struct process_symbol_args args = { .name = symbol_name, }; if (kallsyms__parse(kallsyms_filename, &args, find_symbol_cb) <= 0) - return 0; + return -1; - return args.start; + *addr = args.start; + return 0; } int perf_event__synthesize_kernel_mmap(struct perf_tool *tool, |