perf_counter: kerneltop: keep up with ABI changes

Update kerneltop to use PERF_EVENT_MISC_OVERFLOW
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090408130408.947197470@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

Documentation/perf_counter/kerneltop.c

@@ -1277,12 +1277,11 @@ static void mmap_read(struct mmap_data *md)
 
 		old += size;
 
-		switch (event->header.type) {
-		case PERF_EVENT_COUNTER_OVERFLOW | __PERF_EVENT_IP:
-		case PERF_EVENT_COUNTER_OVERFLOW | __PERF_EVENT_IP | __PERF_EVENT_TID:
+		if (event->header.misc & PERF_EVENT_MISC_OVERFLOW) {
+			if (event->header.type & PERF_RECORD_IP)
 				process_event(event->ip.ip, md->counter);
-			break;
-
+		} else {
+			switch (event->header.type) {
 				case PERF_EVENT_MMAP:
 				case PERF_EVENT_MUNMAP:
 					printf("%s: %Lu %Lu %Lu %s\n",
@@ -1295,6 +1294,7 @@ static void mmap_read(struct mmap_data *md)
 					break;
 			}
 		}
+	}
 
 	md->prev = old;
 }