| device_pager.c (248084) | device_pager.c (254141) |
|---|---|
| 1/*- 2 * Copyright (c) 1990 University of Utah. 3 * Copyright (c) 1991, 1993 4 * The Regents of the University of California. 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. --- 21 unchanged lines hidden (view full) --- 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)device_pager.c 8.1 (Berkeley) 6/11/93 35 */ 36 37#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1990 University of Utah. 3 * Copyright (c) 1991, 1993 4 * The Regents of the University of California. 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. --- 21 unchanged lines hidden (view full) --- 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)device_pager.c 8.1 (Berkeley) 6/11/93 35 */ 36 37#include <sys/cdefs.h> |
| 38__FBSDID("$FreeBSD: head/sys/vm/device_pager.c 248084 2013-03-09 02:32:23Z attilio $"); | 38__FBSDID("$FreeBSD: head/sys/vm/device_pager.c 254141 2013-08-09 11:28:55Z attilio $"); |
| 39 40#include <sys/param.h> 41#include <sys/systm.h> 42#include <sys/conf.h> 43#include <sys/lock.h> 44#include <sys/proc.h> 45#include <sys/mutex.h> 46#include <sys/mman.h> --- 296 unchanged lines hidden (view full) --- 343 vm_page_updatefake(page, paddr, memattr); 344 } else { 345 /* 346 * Replace the passed in reqpage page with our own fake page and 347 * free up the all of the original pages. 348 */ 349 page = vm_page_getfake(paddr, memattr); 350 VM_OBJECT_WLOCK(object); | 39 40#include <sys/param.h> 41#include <sys/systm.h> 42#include <sys/conf.h> 43#include <sys/lock.h> 44#include <sys/proc.h> 45#include <sys/mutex.h> 46#include <sys/mman.h> --- 296 unchanged lines hidden (view full) --- 343 vm_page_updatefake(page, paddr, memattr); 344 } else { 345 /* 346 * Replace the passed in reqpage page with our own fake page and 347 * free up the all of the original pages. 348 */ 349 page = vm_page_getfake(paddr, memattr); 350 VM_OBJECT_WLOCK(object); |
| 351 if (vm_page_replace(page, object, (*mres)->pindex) != *mres) 352 panic("old_dev_pager_fault: invalid page replacement"); |
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| 351 vm_page_lock(*mres); 352 vm_page_free(*mres); 353 vm_page_unlock(*mres); 354 *mres = page; | 353 vm_page_lock(*mres); 354 vm_page_free(*mres); 355 vm_page_unlock(*mres); 356 *mres = page; |
| 355 vm_page_insert(page, object, pidx); | |
| 356 } 357 page->valid = VM_PAGE_BITS_ALL; 358 return (VM_PAGER_OK); 359} 360 361static void 362dev_pager_putpages(object, m, count, sync, rtvals) 363 vm_object_t object; --- 69 unchanged lines hidden --- | 357 } 358 page->valid = VM_PAGE_BITS_ALL; 359 return (VM_PAGER_OK); 360} 361 362static void 363dev_pager_putpages(object, m, count, sync, rtvals) 364 vm_object_t object; --- 69 unchanged lines hidden --- |