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-rw-r--r--tools/perf/util/event.c10
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,