| vfs_bio.c (30994) | vfs_bio.c (31016) |
|---|---|
| 1/* 2 * Copyright (c) 1994 John S. Dyson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 4 unchanged lines hidden (view full) --- 13 * documentation and/or other materials provided with the distribution. 14 * 3. Absolutely no warranty of function or purpose is made by the author 15 * John S. Dyson. 16 * 4. This work was done expressly for inclusion into FreeBSD. Other use 17 * is allowed if this notation is included. 18 * 5. Modifications may be freely made to this file if the above conditions 19 * are met. 20 * | 1/* 2 * Copyright (c) 1994 John S. Dyson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 4 unchanged lines hidden (view full) --- 13 * documentation and/or other materials provided with the distribution. 14 * 3. Absolutely no warranty of function or purpose is made by the author 15 * John S. Dyson. 16 * 4. This work was done expressly for inclusion into FreeBSD. Other use 17 * is allowed if this notation is included. 18 * 5. Modifications may be freely made to this file if the above conditions 19 * are met. 20 * |
| 21 * $Id: vfs_bio.c,v 1.132 1997/10/28 15:58:24 bde Exp $ | 21 * $Id: vfs_bio.c,v 1.133 1997/11/06 19:29:29 phk Exp $ |
| 22 */ 23 24/* 25 * this file contains a new buffer I/O scheme implementing a coherent 26 * VM object and buffer cache scheme. Pains have been taken to make 27 * sure that the performance degradation associated with schemes such 28 * as this is not realized. 29 * --- 1243 unchanged lines hidden (view full) --- 1273 */ 1274struct buf * 1275getblk(struct vnode * vp, daddr_t blkno, int size, int slpflag, int slptimeo) 1276{ 1277 struct buf *bp; 1278 int s; 1279 struct bufhashhdr *bh; 1280 int maxsize; | 22 */ 23 24/* 25 * this file contains a new buffer I/O scheme implementing a coherent 26 * VM object and buffer cache scheme. Pains have been taken to make 27 * sure that the performance degradation associated with schemes such 28 * as this is not realized. 29 * --- 1243 unchanged lines hidden (view full) --- 1273 */ 1274struct buf * 1275getblk(struct vnode * vp, daddr_t blkno, int size, int slpflag, int slptimeo) 1276{ 1277 struct buf *bp; 1278 int s; 1279 struct bufhashhdr *bh; 1280 int maxsize; |
| 1281 static pid_t flushing = 0; | |
| 1282 1283 if (vp->v_mount) { 1284 maxsize = vp->v_mount->mnt_stat.f_iosize; 1285 /* 1286 * This happens on mount points. 1287 */ 1288 if (maxsize < size) 1289 maxsize = size; --- 796 unchanged lines hidden (view full) --- 2086 */ 2087void 2088vfs_clean_pages(struct buf * bp) 2089{ 2090 int i; 2091 2092 if (bp->b_flags & B_VMIO) { 2093 struct vnode *vp = bp->b_vp; | 1281 1282 if (vp->v_mount) { 1283 maxsize = vp->v_mount->mnt_stat.f_iosize; 1284 /* 1285 * This happens on mount points. 1286 */ 1287 if (maxsize < size) 1288 maxsize = size; --- 796 unchanged lines hidden (view full) --- 2085 */ 2086void 2087vfs_clean_pages(struct buf * bp) 2088{ 2089 int i; 2090 2091 if (bp->b_flags & B_VMIO) { 2092 struct vnode *vp = bp->b_vp; |
| 2094 vm_object_t obj = vp->v_object; | |
| 2095 vm_ooffset_t foff; 2096 2097 if (vp->v_type == VBLK) 2098 foff = (vm_ooffset_t) DEV_BSIZE * bp->b_lblkno; 2099 else 2100 foff = (vm_ooffset_t) vp->v_mount->mnt_stat.f_iosize * bp->b_lblkno; 2101 for (i = 0; i < bp->b_npages; i++, foff += PAGE_SIZE) { 2102 vm_page_t m = bp->b_pages[i]; --- 149 unchanged lines hidden --- | 2093 vm_ooffset_t foff; 2094 2095 if (vp->v_type == VBLK) 2096 foff = (vm_ooffset_t) DEV_BSIZE * bp->b_lblkno; 2097 else 2098 foff = (vm_ooffset_t) vp->v_mount->mnt_stat.f_iosize * bp->b_lblkno; 2099 for (i = 0; i < bp->b_npages; i++, foff += PAGE_SIZE) { 2100 vm_page_t m = bp->b_pages[i]; --- 149 unchanged lines hidden --- |