diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/docsExamples/ksyms.d')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/docsExamples/ksyms.d | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/docsExamples/ksyms.d b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/docsExamples/ksyms.d new file mode 100644 index 0000000..932262b --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/docsExamples/ksyms.d @@ -0,0 +1,63 @@ +/* + * 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: + * Verify doc example 7-2 + * + * SECTION: + * DocExamples/ksyms + */ + + +/* Must run "strings -a /dev/ksyms in another shell on the system */ + + +#pragma D option quiet + +syscall::read:entry +/curpsinfo->pr_psargs == "strings -a /dev/ksyms"/ +{ + printf("read %u bytes to user address %x\n", arg2, arg1); + self->watched = 1; +} + +syscall::read:return +/self->watched/ +{ + self->watched = 0; +} + +fbt::uiomove:entry +/self->watched/ +{ + this->iov = args[3]->uio_iov; + + printf("uiomove %u bytes to %p in pid %d\n", this->iov->iov_len, + this->iov->iov_base, pid); +} |