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	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.			* SUCH DAMAGE.
	*			*
	* from: @(#)swap_pager.h 7.1 (Berkeley) 12/5/90			* from: @(#)swap_pager.h 7.1 (Berkeley) 12/5/90
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef _VM_SWAP_PAGER_H_			#ifndef _VM_SWAP_PAGER_H_
	#define _VM_SWAP_PAGER_H_ 1			#define _VM_SWAP_PAGER_H_

	typedef int32_t swblk_t; /*			#include <sys/_types.h>
	* swap offset. This is the type used to
	* address the "virtual swap device" and
	* therefore the maximum swap space is
	* 2^32 pages.
	*/

	struct buf;			struct buf;
	struct swdevt;			struct swdevt;
	typedef void sw_strategy_t(struct buf , struct swdevt );			typedef void sw_strategy_t(struct buf , struct swdevt );
	typedef void sw_close_t(struct thread , struct swdevt );			typedef void sw_close_t(struct thread , struct swdevt );

	/*			/*
	* Swap device table			* Swap device table
	*/			*/
	struct swdevt {			struct swdevt {
	int sw_flags;			int sw_flags;
	int sw_nblks;			int sw_nblks;
	int sw_used;			int sw_used;
	dev_t sw_dev;			dev_t sw_dev;
	struct vnode *sw_vp;			struct vnode *sw_vp;
	void *sw_id;			void *sw_id;
	swblk_t sw_first;			__daddr_t sw_first;
	swblk_t sw_end;			__daddr_t sw_end;
	struct blist *sw_blist;			struct blist *sw_blist;
	TAILQ_ENTRY(swdevt) sw_list;			TAILQ_ENTRY(swdevt) sw_list;
	sw_strategy_t *sw_strategy;			sw_strategy_t *sw_strategy;
	sw_close_t *sw_close;			sw_close_t *sw_close;
	};			};

	#define SW_UNMAPPED 0x01			#define SW_UNMAPPED 0x01
	#define SW_CLOSING 0x04			#define SW_CLOSING 0x04
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