1 files changed, 10 insertions, 1 deletions

diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index d4f3101773db..b6c1ad123ca9 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -726,7 +726,16 @@ static int perf_header__read_build_ids_abi_quirk(struct perf_header *header,
                         return -1;
 
                 bev.header = old_bev.header;
-                bev.pid    = 0;
+
+                /*
+                 * As the pid is the missing value, we need to fill
+                 * it properly. The header.misc value give us nice hint.
+                 */
+                bev.pid = HOST_KERNEL_ID;
+                if (bev.header.misc == PERF_RECORD_MISC_GUEST_USER ||
+                    bev.header.misc == PERF_RECORD_MISC_GUEST_KERNEL)
+                        bev.pid = DEFAULT_GUEST_KERNEL_ID;
+
                 memcpy(bev.build_id, old_bev.build_id, sizeof(bev.build_id));
                 __event_process_build_id(&bev, filename, session);