freebsd-dev/sys/sun4v/cddl/mdesc/mdesc_getgen.c

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2006-10-05 06:14:28 +00:00
/*
* 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
* $FreeBSD$
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "@(#)mdesc_getgen.c 1.1 06/05/16 SMI"
#include <sys/types.h>
#include <sys/param.h>
#include <sys/mdesc.h>
#include <sys/mdesc_impl.h>
uint64_t
md_get_gen(md_t *ptr)
{
md_impl_t *mdp;
mdp = (md_impl_t *)ptr;
if (mdp == NULL)
return (MDESC_INVAL_GEN);
return (mdp->gen);
}