| swap_pager.c (44739) | swap_pager.c (46580) |
|---|---|
| 1/* 2 * Copyright (c) 1998 Matthew Dillon, 3 * Copyright (c) 1994 John S. Dyson 4 * Copyright (c) 1990 University of Utah. 5 * Copyright (c) 1991, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by --- 50 unchanged lines hidden (view full) --- 59 * cycled (in a high-load system) by the pager. We also do on-the-fly 60 * removal of invalidated swap blocks when a page is destroyed 61 * or renamed. 62 * 63 * from: Utah $Hdr: swap_pager.c 1.4 91/04/30$ 64 * 65 * @(#)swap_pager.c 8.9 (Berkeley) 3/21/94 66 * | 1/* 2 * Copyright (c) 1998 Matthew Dillon, 3 * Copyright (c) 1994 John S. Dyson 4 * Copyright (c) 1990 University of Utah. 5 * Copyright (c) 1991, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by --- 50 unchanged lines hidden (view full) --- 59 * cycled (in a high-load system) by the pager. We also do on-the-fly 60 * removal of invalidated swap blocks when a page is destroyed 61 * or renamed. 62 * 63 * from: Utah $Hdr: swap_pager.c 1.4 91/04/30$ 64 * 65 * @(#)swap_pager.c 8.9 (Berkeley) 3/21/94 66 * |
| 67 * $Id: swap_pager.c,v 1.116 1999/02/21 08:34:15 dillon Exp $ | 67 * $Id: swap_pager.c,v 1.117 1999/03/14 09:20:00 julian Exp $ |
| 68 */ 69 70#include <sys/param.h> 71#include <sys/systm.h> 72#include <sys/kernel.h> 73#include <sys/proc.h> 74#include <sys/buf.h> 75#include <sys/vnode.h> --- 1029 unchanged lines hidden (view full) --- 1105 * 1106 * NOTE: B_PAGING is set by pbgetvp() 1107 */ 1108 1109 pmap_qenter(kva, m + i, j - i); 1110 1111 bp->b_flags = B_BUSY | B_READ | B_CALL; 1112 bp->b_iodone = swp_pager_async_iodone; | 68 */ 69 70#include <sys/param.h> 71#include <sys/systm.h> 72#include <sys/kernel.h> 73#include <sys/proc.h> 74#include <sys/buf.h> 75#include <sys/vnode.h> --- 1029 unchanged lines hidden (view full) --- 1105 * 1106 * NOTE: B_PAGING is set by pbgetvp() 1107 */ 1108 1109 pmap_qenter(kva, m + i, j - i); 1110 1111 bp->b_flags = B_BUSY | B_READ | B_CALL; 1112 bp->b_iodone = swp_pager_async_iodone; |
| 1113 bp->b_proc = &proc0; /* XXX (but without B_PHYS set this is ok) */ 1114 bp->b_rcred = bp->b_wcred = bp->b_proc->p_ucred; | 1113 bp->b_rcred = bp->b_wcred = proc0.p_ucred; |
| 1115 bp->b_data = (caddr_t) kva; 1116 crhold(bp->b_rcred); 1117 crhold(bp->b_wcred); 1118 /* 1119 * b_blkno is in page-sized chunks. swapblk is valid, too, so 1120 * we don't have to mask it against SWAPBLK_MASK. 1121 */ 1122 bp->b_blkno = blk - (reqpage - i); --- 240 unchanged lines hidden (view full) --- 1363 } else { 1364 bp = getpbuf(&nsw_wcount_async); 1365 bp->b_flags = B_BUSY | B_CALL | B_ASYNC; 1366 } 1367 bp->b_spc = NULL; /* not used, but NULL-out anyway */ 1368 1369 pmap_qenter((vm_offset_t)bp->b_data, &m[i], n); 1370 | 1114 bp->b_data = (caddr_t) kva; 1115 crhold(bp->b_rcred); 1116 crhold(bp->b_wcred); 1117 /* 1118 * b_blkno is in page-sized chunks. swapblk is valid, too, so 1119 * we don't have to mask it against SWAPBLK_MASK. 1120 */ 1121 bp->b_blkno = blk - (reqpage - i); --- 240 unchanged lines hidden (view full) --- 1362 } else { 1363 bp = getpbuf(&nsw_wcount_async); 1364 bp->b_flags = B_BUSY | B_CALL | B_ASYNC; 1365 } 1366 bp->b_spc = NULL; /* not used, but NULL-out anyway */ 1367 1368 pmap_qenter((vm_offset_t)bp->b_data, &m[i], n); 1369 |
| 1371 bp->b_proc = &proc0; /* XXX (but without B_PHYS this is ok) */ 1372 bp->b_rcred = bp->b_wcred = bp->b_proc->p_ucred; | 1370 bp->b_rcred = bp->b_wcred = proc0.p_ucred; |
| 1373 bp->b_bcount = PAGE_SIZE * n; 1374 bp->b_bufsize = PAGE_SIZE * n; 1375 bp->b_blkno = blk; 1376 1377 crhold(bp->b_rcred); 1378 crhold(bp->b_wcred); 1379 1380 pbgetvp(swapdev_vp, bp); --- 638 unchanged lines hidden --- | 1371 bp->b_bcount = PAGE_SIZE * n; 1372 bp->b_bufsize = PAGE_SIZE * n; 1373 bp->b_blkno = blk; 1374 1375 crhold(bp->b_rcred); 1376 crhold(bp->b_wcred); 1377 1378 pbgetvp(swapdev_vp, bp); --- 638 unchanged lines hidden --- |