perf_event: Update PERF_EVENT_FORK header definition

PERF_EVENT_FORK always outputs the time field, so update the header
to reflect this.
Signed-off-by: Anton Blanchard <anton@samba.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <20090922123424.GD19453@kryten>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

include/linux/perf_counter.h

@@ -361,7 +361,7 @@ enum perf_event_type {
 	 *	struct perf_event_header	header;
 	 *	u32				pid, ppid;
 	 *	u32				tid, ptid;
-	 *	{ u64				time;     } && PERF_SAMPLE_TIME
+	 *	u64				time;
 	 * };
 	 */
 	PERF_EVENT_FORK			= 7,

include/linux/perf_event.h

@@ -357,7 +357,7 @@ enum perf_event_type {
 	 *	struct perf_event_header	header;
 	 *	u32				pid, ppid;
 	 *	u32				tid, ptid;
-	 *	{ u64				time;     } && PERF_SAMPLE_TIME
+	 *	u64				time;
 	 * };
 	 */
 	PERF_RECORD_FORK			= 7,