seg_xmem.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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
* 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 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_FS_SEG_XMEM_H
#define _SYS_FS_SEG_XMEM_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Statistics for segxmem operations.
*
* No explicit locking to protect these stats.
*/
struct segxmemcnt {
};
#if defined(_KERNEL)
struct segxmem_crargs {
/* offset above could be invalid due to remaps, but ppa will be valid */
};
struct sx_prot {
};
struct segxmem_data {
/*
* The above may not be valid after remap, but ppa below will track
* the remaps.
*/
};
/*
* Public seg_xmem segment operations.
*/
/*
* extern faultcode_t segxmem_fault(struct hat *, struct seg *, caddr_t, size_t,
* enum fault_type, enum seg_rw);
*/
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_FS_SEG_XMEM_H */