The kernel side of a new system-wide sampling-based profiling mechanism.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30127 a95241bf-73f2-0310-859d-f6bbb57e9c96
2009-04-11 22:20:51 +00:00
parent efd536ff89
commit e2ae69da52
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+/*
+ * Copyright 2009, Ingo Weinhold, [email protected].
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _KERNEL_SYSTEM_PROFILER_H
+#define _KERNEL_SYSTEM_PROFILER_H
+
+#include <sys/cdefs.h>
+
+#include <OS.h>
+
+
+__BEGIN_DECLS
+
+status_t _user_system_profiler_start(area_id bufferArea,
+	bigtime_t interval, int32 stackDepth);
+status_t _user_system_profiler_next_buffer(size_t bytesRead);
+status_t _user_system_profiler_stop();
+
+__END_DECLS
+
+
+#endif	/* _KERNEL_SYSTEM_PROFILER_H */