| swap_pager.h (92029) | swap_pager.h (92727) |
|---|---|
| 1/* 2 * Copyright (c) 1990 University of Utah. 3 * Copyright (c) 1991 The Regents of the University of California. 4 * 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. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: @(#)swap_pager.h 7.1 (Berkeley) 12/5/90 | 1/* 2 * Copyright (c) 1990 University of Utah. 3 * Copyright (c) 1991 The Regents of the University of California. 4 * 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. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: @(#)swap_pager.h 7.1 (Berkeley) 12/5/90 |
| 39 * $FreeBSD: head/sys/vm/swap_pager.h 92029 2002-03-10 21:52:48Z eivind $ | 39 * $FreeBSD: head/sys/vm/swap_pager.h 92727 2002-03-19 22:20:14Z alfred $ |
| 40 */ 41 42/* 43 * Modifications to the block allocation data structure by John S. Dyson 44 * 18 Dec 93. 45 */ 46 47#ifndef _SWAP_PAGER_ --- 31 unchanged lines hidden (view full) --- 79}; 80 81#ifdef _KERNEL 82extern struct pagerlst swap_pager_un_object_list; 83extern int swap_pager_full; 84extern struct blist *swapblist; 85extern vm_zone_t swap_zone; 86 | 40 */ 41 42/* 43 * Modifications to the block allocation data structure by John S. Dyson 44 * 18 Dec 93. 45 */ 46 47#ifndef _SWAP_PAGER_ --- 31 unchanged lines hidden (view full) --- 79}; 80 81#ifdef _KERNEL 82extern struct pagerlst swap_pager_un_object_list; 83extern int swap_pager_full; 84extern struct blist *swapblist; 85extern vm_zone_t swap_zone; 86 |
| 87void swap_pager_putpages __P((vm_object_t, vm_page_t *, int, boolean_t, int *)); 88boolean_t swap_pager_haspage __P((vm_object_t object, vm_pindex_t pindex, int *before, int *after)); | 87void swap_pager_putpages(vm_object_t, vm_page_t *, int, boolean_t, int *); 88boolean_t swap_pager_haspage(vm_object_t object, vm_pindex_t pindex, int *before, int *after); |
| 89 | 89 |
| 90int swap_pager_swp_alloc __P((vm_object_t, int)); 91void swap_pager_copy __P((vm_object_t, vm_object_t, vm_pindex_t, int)); 92void swap_pager_freespace __P((vm_object_t, vm_pindex_t, vm_size_t)); 93void swap_pager_dmzspace __P((vm_object_t, vm_pindex_t, vm_size_t)); 94void swap_pager_swap_init __P((void)); 95int swap_pager_reserve __P((vm_object_t, vm_pindex_t, vm_size_t)); | 90int swap_pager_swp_alloc(vm_object_t, int); 91void swap_pager_copy(vm_object_t, vm_object_t, vm_pindex_t, int); 92void swap_pager_freespace(vm_object_t, vm_pindex_t, vm_size_t); 93void swap_pager_dmzspace(vm_object_t, vm_pindex_t, vm_size_t); 94void swap_pager_swap_init(void); 95int swap_pager_reserve(vm_object_t, vm_pindex_t, vm_size_t); |
| 96 97/* 98 * newswap functions 99 */ 100 | 96 97/* 98 * newswap functions 99 */ 100 |
| 101void swap_pager_page_removed __P((vm_page_t, vm_object_t)); | 101void swap_pager_page_removed(vm_page_t, vm_object_t); |
| 102 103/* choose underlying swap device and queue up I/O */ 104struct buf; | 102 103/* choose underlying swap device and queue up I/O */ 104struct buf; |
| 105void swstrategy __P((struct buf *bp)); /* probably needs to move elsewhere */ | 105void swstrategy(struct buf *bp); /* probably needs to move elsewhere */ |
| 106 107#endif /* _KERNEL */ 108#endif /* _SWAP_PAGER_ */ | 106 107#endif /* _KERNEL */ 108#endif /* _SWAP_PAGER_ */ |