| swap_pager.c (92029) | swap_pager.c (92654) |
|---|---|
| 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 * $FreeBSD: head/sys/vm/swap_pager.c 92029 2002-03-10 21:52:48Z eivind $ | 67 * $FreeBSD: head/sys/vm/swap_pager.c 92654 2002-03-19 09:11:49Z jeff $ |
| 68 */ 69 70#include <sys/param.h> 71#include <sys/systm.h> 72#include <sys/conf.h> 73#include <sys/kernel.h> 74#include <sys/proc.h> 75#include <sys/bio.h> --- 239 unchanged lines hidden (view full) --- 315 * we need based on the number of pages in the system. Each swblock 316 * can hold 16 pages, so this is probably overkill. This reservation 317 * is typically limited to around 70MB by default. 318 */ 319 n = cnt.v_page_count; 320 if (maxswzone && n > maxswzone / sizeof(struct swblock)) 321 n = maxswzone / sizeof(struct swblock); 322 n2 = n; | 68 */ 69 70#include <sys/param.h> 71#include <sys/systm.h> 72#include <sys/conf.h> 73#include <sys/kernel.h> 74#include <sys/proc.h> 75#include <sys/bio.h> --- 239 unchanged lines hidden (view full) --- 315 * we need based on the number of pages in the system. Each swblock 316 * can hold 16 pages, so this is probably overkill. This reservation 317 * is typically limited to around 70MB by default. 318 */ 319 n = cnt.v_page_count; 320 if (maxswzone && n > maxswzone / sizeof(struct swblock)) 321 n = maxswzone / sizeof(struct swblock); 322 n2 = n; |
| 323 swap_zone = zinit( 324 "SWAPMETA", 325 sizeof(struct swblock), 326 n, 327 ZONE_INTERRUPT, 328 1 329 ); |
|
| 323 do { | 330 do { |
| 324 swap_zone = zinit( 325 "SWAPMETA", 326 sizeof(struct swblock), 327 n, 328 ZONE_INTERRUPT, 329 1 330 ); 331 if (swap_zone != NULL) | 331 if (uma_zone_set_obj(swap_zone, NULL, n)) |
| 332 break; 333 /* 334 * if the allocation failed, try a zone two thirds the 335 * size of the previous attempt. 336 */ 337 n -= ((n + 2) / 3); 338 } while (n > 0); 339 if (swap_zone == NULL) --- 1703 unchanged lines hidden --- | 332 break; 333 /* 334 * if the allocation failed, try a zone two thirds the 335 * size of the previous attempt. 336 */ 337 n -= ((n + 2) / 3); 338 } while (n > 0); 339 if (swap_zone == NULL) --- 1703 unchanged lines hidden --- |