Author: rpaulo
Date: Sat Jul 5 19:49:31 2014
New Revision: 268297
URL: http://svnweb.freebsd.org/changeset/base/268297
Log:
Add the DTrace probe definitions for plockstat support.
This will be connected to the system later.
Sponsored by: The FreeBSD Foundation
Added:
head/lib/libthr/plockstat.d (contents, props changed)
Added: head/lib/libthr/plockstat.d
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/lib/libthr/plockstat.d Sat Jul 5 19:49:31 2014 (r268297)
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2010 The FreeBSD Foundation
+ * All rights reserved.
+ *
+ * This software was developed by Rui Paulo under sponsorship from the
+ * FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+provider plockstat {
+ probe mutex__acquire(void *mutex, int rec, int spincount);
+ probe mutex__release(void *mutex, int rec);
+ probe mutex__block(void *mutex);
+ probe mutex__spin(void *mutex);
+ probe mutex__spun(void *mutex, int success, int spincount);
+ probe mutex__blocked(void *mutex, int success);
+ probe mutex__error(void *mutex, int err);
+
+ probe rw__acquire(void *lock, int wr);
+ probe rw__release(void *lock, int wr);
+ probe rw__block(void *lock, int wr);
+ probe rw__blocked(void *lock, int wr, int success);
+ probe rw__error(void *lock, int wr, int err);
+};
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