Enhancements to ktop

collector.h

Index: collector.h
diff --git a/collector.h b/collector.h
new file mode 100644
index 0000000000000000000000000000000000000000..09ededa95231a0c0fa50d304a3bf4f175a0bcdc6
--- /dev/null
+++ b/collector.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+ * Distributed under the terms of the GNU General Public License v2
+ */
+#ifndef _COLLECTOR_H_
+#define _COLLECTOR_H_
+
+#ifndef _STYLE_H_
+#include <style.h>
+#endif
+
+#ifndef _KTOP_H_
+#include <ktop.h>
+#endif
+
+enum {	BUF_SIZE = 1 << 12,
+	SMALL_READ = BUF_SIZE >> 2 };
+
+typedef struct ring_header_s {
+	u64	time_stamp;
+	unint	commit;
+	u8	data[];
+} ring_header_s;
+
+typedef struct ring_event_s {
+	u32	type_len   : 5,
+		time_delta : 27;
+	u32	array[];
+} ring_event_s;
+
+typedef struct event_s {
+	u16	type;
+	u8	flags;
+	u8	preempt_count;
+	s32	pid;
+	s32	lock_depth;
+} event_s;
+
+typedef struct sys_enter_s {
+	event_s	ev;
+	snint	id;
+	unint	arg[NUM_ARGS];
+} sys_enter_s;
+
+typedef struct sys_exit_s {
+	event_s	ev;
+	snint	id;
+	snint	ret;
+} sys_exit_s;
+
+typedef struct Collector_args_s {
+	int	cpu_id;
+} Collector_args_s;
+
+int open_raw(int cpu);
+void *dump_collector(void *args);
+
+#endif