xref: /original-bsd/sys/vm/device_pager.h (revision 95ecee29)
1 /*
2  * Copyright (c) 1990 University of Utah.
3  * Copyright (c) 1991, 1993
4  *	The Regents of the University of California.  All rights reserved.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * the Systems Programming Group of the University of Utah Computer
8  * Science Department.
9  *
10  * %sccs.include.redist.c%
11  *
12  *	@(#)device_pager.h	8.2 (Berkeley) 10/24/93
13  */
14 
15 #ifndef	_DEVICE_PAGER_
16 #define	_DEVICE_PAGER_	1
17 
18 /*
19  * Device pager private data.
20  */
21 struct devpager {
22 	queue_head_t	devp_pglist;	/* list of pages allocated */
23 	vm_object_t	devp_object;	/* object representing this device */
24 };
25 typedef struct devpager	*dev_pager_t;
26 
27 #endif	/* _DEVICE_PAGER_ */
28