Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

22 files changed, 1144 insertions, 0 deletions

diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/Makefile.kup b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/Makefile.kup
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/Makefile.kup
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.end.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.end.d
new file mode 100644
index 00000000..a480d67a
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.end.d
@@ -0,0 +1,54 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that buffer space for an END enabling is always reserved in a
+ *	fill buffer.  This will fail because the size of the END enabling
+ *	(64 bytes) exceeds the size of the buffer (32 bytes).
+ *
+ * SECTION: Buffers and Buffering/fill Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufpolicy;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/strsize
+ */
+
+#pragma D option bufpolicy=fill
+#pragma D option bufsize=32
+#pragma D option strsize=64
+
+BEGIN
+{
+	exit(0);
+}
+
+END
+{
+	trace(execname);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize1.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize1.d
new file mode 100644
index 00000000..4731bd1f
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize1.d
@@ -0,0 +1,46 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that setting "bufresize" to "manual" will cause buffer
+ *	allocation to fail for large principal buffer sizes.
+ *
+ * SECTION: Buffers and Buffering/Buffer Resizing Policy;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufresize
+ *
+ */
+
+#pragma D option bufresize=manual
+#pragma D option bufsize=100t
+
+BEGIN
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize2.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize2.d
new file mode 100644
index 00000000..4dfe6b65
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize2.d
@@ -0,0 +1,47 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that setting "bufresize" to "manual" will cause buffer
+ *	allocation to fail for large aggregation buffer sizes.
+ *
+ * SECTION: Buffers and Buffering/Buffer Resizing Policy;
+ *	Options and Tunables/bufresize;
+ *	Options and Tunables/aggsize
+ *
+ */
+
+#pragma D option bufresize=manual
+#pragma D option aggsize=100t
+
+BEGIN
+{
+	@a[probeprov] = count();
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize3.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize3.d
new file mode 100644
index 00000000..866a56c6
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.resize3.d
@@ -0,0 +1,62 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that setting "bufresize" to "manual" will cause buffer
+ *	allocation to fail for large speculative buffer sizes.
+ *
+ * SECTION: Buffers and Buffering/Buffer Resizing Policy;
+ *	Options and Tunables/bufresize;
+ *	Options and Tunables/specsize
+ *
+ */
+
+#pragma D option bufresize=manual
+#pragma D option specsize=100t
+
+BEGIN
+{
+	spec = speculation();
+}
+
+BEGIN
+{
+	speculate(spec);
+	trace(epid);
+}
+
+BEGIN
+{
+	commit(spec);
+}
+
+BEGIN
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.zerobuf.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.zerobuf.d
new file mode 100644
index 00000000..a2e44350
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/err.zerobuf.d
@@ -0,0 +1,43 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Test with a bufsize of 0 - should return an error.
+ *
+ * SECTION:
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize
+ */
+
+#pragma D option bufsize=0
+
+BEGIN
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.alignring.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.alignring.d
new file mode 100644
index 00000000..152acb61
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.alignring.d
@@ -0,0 +1,81 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for ring buffer policy.
+ *
+ * SECTION: Buffers and Buffering/ring Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy
+ */
+
+#pragma D option bufpolicy=ring
+#pragma D option bufsize=4k
+
+profile:::profile-1009hz
+{
+	printf("%x %x\n", (int)0xaaaa, (int)0xbbbb);
+}
+
+profile:::profile-1237hz
+{
+	printf("%x %x %x %x %x %x\n",
+	    (int)0xcccc,
+	    (int)0xdddd,
+	    (int)0xeeee,
+	    (int)0xffff,
+	    (int)0xabab,
+	    (int)0xacac);
+	printf("%x %x\n",
+	    (uint64_t)0xaabbaabbaabbaabb,
+	    (int)0xadad);
+}
+
+profile:::profile-1789hz
+{
+	printf("%x %x %x %x %x\n",
+	    (int)0xaeae,
+	    (int)0xafaf,
+	    (unsigned char)0xaa,
+	    (int)0xbcbc,
+	    (int)0xbdbd);
+}
+
+profile-1543hz
+{}
+
+profile-1361hz
+{}
+
+tick-1sec
+/i++ >= 10/
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh
new file mode 100644
index 00000000..6ac0fa9e
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh
@@ -0,0 +1,90 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#ident	"%Z%%M%	%I%	%E% SMI"
+
+script()
+{
+	$dtrace -s /dev/stdin -x bufpolicy=$1 $1 <<EOF
+
+	#pragma D option quiet
+	#pragma D option statusrate=1hz
+
+	uint64_t total;
+	int thresh;
+
+	BEGIN
+	{
+		start = timestamp;
+		thresh = 10;
+	}
+
+	sched:::on-cpu
+	/pid == \$pid/
+	{
+		self->on = vtimestamp;
+	}
+
+	sched:::off-cpu
+	/self->on/
+	{
+		total += vtimestamp - self->on;
+	}
+
+	tick-1sec
+	/i++ == 10/
+	{
+		exit(0);
+	}
+
+	END
+	/((total * 100) / (timestamp - start)) > thresh/
+	{
+		printf("'%s' buffering policy took %d%% of CPU; ",
+		    \$\$1, ((total * 100) / (timestamp - start)));
+		printf("expected no more than %d%%!\n", thresh);
+		exit(1);
+	}
+EOF
+}
+
+if [ $# != 1 ]; then
+	echo expected one argument: '<'dtrace-path'>'
+	exit 2
+fi
+
+dtrace=$1
+
+for policy in "fill ring switch"; do
+	script $policy
+
+	status=$?
+
+	if [ "$status" -ne 0 ]; then
+		exit $status
+	fi
+done
+
+exit 0
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.dynvarsize.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.dynvarsize.d
new file mode 100644
index 00000000..c8a07400
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.dynvarsize.d
@@ -0,0 +1,67 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for dynamic variable size.
+ *
+ * SECTION: Buffers and Buffering/switch Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy;
+ *	Options and Tunables/switchrate
+ */
+
+#pragma D option dynvarsize=100
+#pragma D option quiet
+
+int n;
+
+tick-10ms
+/n++ < 100/
+{
+	a[n] = 1;
+}
+
+tick-10ms
+/n == 100/
+{
+	exit(2);
+}
+
+END
+/a[99]/
+{
+	exit(1);
+}
+
+END
+/!a[99]/
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.fill1.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.fill1.d
new file mode 100644
index 00000000..143ed641
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.fill1.d
@@ -0,0 +1,115 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for fill buffer policy.
+ *
+ * SECTION: Buffers and Buffering/fill Policy;
+ * 	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy;
+ *	Options and Tunables/statusrate
+ */
+/*
+ * This is a brute-force way of testing fill buffers.  We assume that each
+ * printf() stores 8 bytes.  Because each fill buffer is per-CPU, we must
+ * fill up our buffer in one series of enablings on a single CPU.
+ */
+#pragma D option bufpolicy=fill
+#pragma D option bufsize=64
+#pragma D option statusrate=10ms
+#pragma D option quiet
+
+int i;
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+{
+	printf("%d\n", i++);
+}
+
+tick-10ms
+/i >= 100/
+{
+	exit(1);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.fill1.d.out b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.fill1.d.out
new file mode 100644
index 00000000..fd8abec1
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.fill1.d.out
@@ -0,0 +1,9 @@
+0
+1
+2
+3
+4
+5
+6
+7
+
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize1.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize1.d
new file mode 100644
index 00000000..396a8081
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize1.d
@@ -0,0 +1,51 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that setting "bufresize" to "auto" will cause buffer
+ *	allocation to succeed, even for large principal buffer sizes.
+ *
+ * SECTION: Buffers and Buffering/Buffer Resizing Policy;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufresize
+ *
+ * NOTES:
+ *	We use the undocumented "preallocate" option to make sure dtrace(1M)
+ *	has enough space in its heap to allocate a buffer as large as the
+ *	kernel's trace buffer.
+ */
+
+#pragma D option preallocate=100t
+#pragma D option bufresize=auto
+#pragma D option bufsize=100t
+
+BEGIN
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize2.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize2.d
new file mode 100644
index 00000000..50b814b1
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize2.d
@@ -0,0 +1,52 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that setting "bufresize" to "auto" will cause buffer
+ *	allocation to succeed, even for large aggregation buffer sizes.
+ *
+ * SECTION: Buffers and Buffering/Buffer Resizing Policy;
+ *	Options and Tunables/aggsize;
+ *	Options and Tunables/bufresize
+ *
+ * NOTES:
+ *	We use the undocumented "preallocate" option to make sure dtrace(1M)
+ *	has enough space in its heap to allocate a buffer as large as the
+ *	kernel's trace buffer.
+ */
+
+#pragma D option preallocate=100t
+#pragma D option bufresize=auto
+#pragma D option aggsize=100t
+
+BEGIN
+{
+	@a[probeprov] = count();
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize3.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize3.d
new file mode 100644
index 00000000..eb362fb3
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.resize3.d
@@ -0,0 +1,73 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *	Checks that setting "bufresize" to "auto" will cause buffer
+ *	allocation to succeed, even for large speculative buffer sizes.
+ *
+ * SECTION: Buffers and Buffering/Buffer Resizing Policy;
+ *	Options and Tunables/specsize;
+ *	Options and Tunables/bufresize
+ *
+ * NOTES:
+ *	On some small memory machines, this test may consume so much memory
+ *	that it induces memory allocation failure in the dtrace library.  This
+ *	will manifest itself as an error like one of the following:
+ *
+ *	    dtrace: processing aborted: Memory allocation failure
+ *	    dtrace: could not enable tracing: Memory allocation failure
+ *
+ *	These actually indicate that the test performed as expected; failures
+ *	of the above nature should therefore be ignored.
+ *
+ */
+
+#pragma D option bufresize=auto
+#pragma D option specsize=100t
+
+BEGIN
+{
+	spec = speculation();
+}
+
+BEGIN
+{
+	speculate(spec);
+	trace(epid);
+}
+
+BEGIN
+{
+	commit(spec);
+}
+
+BEGIN
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring1.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring1.d
new file mode 100644
index 00000000..67e7b875
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring1.d
@@ -0,0 +1,75 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for ring buffer policy.
+ *
+ * SECTION: Buffers and Buffering/ring Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy;
+ *	Options and Tunables/switchrate
+ */
+
+/*
+ * We assume that a trace() of an integer stores at least 8 bytes.  If ring
+ * buffering is not working properly, this trace() will induce a drop, and the
+ * counter won't be incremented.  We set the switchrate to one second just to
+ * sure that a high switchrate doesn't mask broken ring buffers.
+ */
+#pragma D option bufpolicy=ring
+#pragma D option bufsize=50
+#pragma D option switchrate=1sec
+
+int n;
+int i;
+
+tick-10msec
+/n < 300/
+{
+	trace(i);
+	i++;
+}
+
+tick-10msec
+/n < 300/
+{
+	n++;
+}
+
+tick-10msec
+/n == 300/
+{
+	exit(2);
+}
+
+END
+{
+	exit(i == 300 ? 0 : 1);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring2.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring2.d
new file mode 100644
index 00000000..cbf48f2b
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring2.d
@@ -0,0 +1,53 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for ring buffer policy.
+ *
+ * SECTION: Buffers and Buffering/ring Policy;
+ * SECTION: Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy
+ */
+
+#pragma D option bufpolicy=ring
+#pragma D option bufsize=512k
+#pragma D option quiet
+
+tick-1sec
+/n < 5/
+{
+	printf("%d\n", n++);
+}
+
+tick-1sec
+/n == 5/
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring2.d.out b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring2.d.out
new file mode 100644
index 00000000..cc4d41aa
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring2.d.out
@@ -0,0 +1,6 @@
+0
+1
+2
+3
+4
+
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring3.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring3.d
new file mode 100644
index 00000000..68e35889
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring3.d
@@ -0,0 +1,78 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for ring buffer policy.
+ *
+ * SECTION: Buffers and Buffering/ring Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy
+ */
+
+/*
+ * We make some regrettable assumptions about the implementation in this test.
+ * First, we assume that each entry for the printf() of an int takes _exactly_
+ * eight bytes (four bytes for the EPID, four bytes for the payload).  Second,
+ * we assume that by allocating storage for n + 1 records, we will get exactly
+ * n.  Here is why:  the final predicate that evaluates to false will reserve
+ * space that it won't use.  This act of reservation will advance the wrapped
+ * offset.  That record won't be subsequently used, but the wrapped offset has
+ * advanced.  (And in this case, that old record is clobbered by the exit()
+ * anyway.)  Thirdly:  we rely on t_cpu/cpu_id.  Finally:  we rely on being
+ * able to run on the CPU that we first ran on.
+ */
+#pragma D option bufpolicy=ring
+#pragma D option bufsize=40
+#pragma D option quiet
+
+int n;
+
+BEGIN
+{
+	cpuid = -1;
+}
+
+tick-10msec
+/cpuid == -1/
+{
+	cpuid = curthread->t_cpu->cpu_id;
+}
+
+tick-10msec
+/curthread->t_cpu->cpu_id == cpuid && n < 100/
+{
+	printf("%d\n", n++);
+}
+
+tick-10msec
+/n == 100/
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring3.d.out b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring3.d.out
new file mode 100644
index 00000000..99fd231e
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.ring3.d.out
@@ -0,0 +1,5 @@
+96
+97
+98
+99
+
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.smallring.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.smallring.d
new file mode 100644
index 00000000..2134a0b7
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.smallring.d
@@ -0,0 +1,57 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for ring buffer policy.
+ *
+ * SECTION: Buffers and Buffering/ring Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy
+ */
+
+#pragma D option bufpolicy=ring
+#pragma D option bufsize=16
+
+tick-10ms
+{
+	trace(0xbadbaddefec8d);
+}
+
+tick-10ms
+/0/
+{
+	trace((int)1);
+}
+
+tick-100ms
+/i++ > 2/
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.switch1.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.switch1.d
new file mode 100644
index 00000000..2840feef
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.switch1.d
@@ -0,0 +1,69 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * ASSERTION:
+ *   Positive test for switch buffer policy.
+ *
+ * SECTION: Buffers and Buffering/switch Policy;
+ *	Buffers and Buffering/Buffer Sizes;
+ *	Options and Tunables/bufsize;
+ *	Options and Tunables/bufpolicy;
+ *	Options and Tunables/switchrate
+ */
+
+/*
+ * We assume that a printf() of an integer stores at least 8 bytes, and no more
+ * than 16 bytes.
+ */
+#pragma D option bufpolicy=switch
+#pragma D option bufsize=32
+#pragma D option switchrate=500msec
+#pragma D option quiet
+
+int n;
+int i;
+
+tick-1sec
+/n < 10/
+{
+	printf("%d\n", i);
+	i++;
+}
+
+tick-1sec
+/n < 10/
+{
+	n++;
+}
+
+tick-1sec
+/n == 10/
+{
+	exit(0);
+}
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.switch1.d.out b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.switch1.d.out
new file mode 100644
index 00000000..ce6c2bcb
--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/buffering/tst.switch1.d.out
@@ -0,0 +1,11 @@
+0
+1
+2
+3
+4
+5
+6
+7
+8
+9
+