| subr_uio.c (111937) | subr_uio.c (111977) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 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 * @(#)kern_subr.c 8.3 (Berkeley) 1/21/94 | 1/* 2 * Copyright (c) 1982, 1986, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 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 * @(#)kern_subr.c 8.3 (Berkeley) 1/21/94 |
| 39 * $FreeBSD: head/sys/kern/kern_subr.c 111937 2003-03-06 03:41:02Z alc $ | 39 * $FreeBSD: head/sys/kern/kern_subr.c 111977 2003-03-08 06:58:18Z ken $ |
| 40 */ 41 42#include "opt_zero.h" 43 44#include <sys/param.h> 45#include <sys/systm.h> 46#include <sys/kernel.h> 47#include <sys/ktr.h> --- 34 unchanged lines hidden (view full) --- 82 boolean_t wired; 83 84 /* 85 * First lookup the kernel page. 86 */ 87 kern_pg = PHYS_TO_VM_PAGE(vtophys(kaddr)); 88 89 if ((vm_map_lookup(&map, uaddr, | 40 */ 41 42#include "opt_zero.h" 43 44#include <sys/param.h> 45#include <sys/systm.h> 46#include <sys/kernel.h> 47#include <sys/ktr.h> --- 34 unchanged lines hidden (view full) --- 82 boolean_t wired; 83 84 /* 85 * First lookup the kernel page. 86 */ 87 kern_pg = PHYS_TO_VM_PAGE(vtophys(kaddr)); 88 89 if ((vm_map_lookup(&map, uaddr, |
| 90 VM_PROT_READ, &entry, &uobject, | 90 VM_PROT_WRITE, &entry, &uobject, |
| 91 &upindex, &prot, &wired)) != KERN_SUCCESS) { 92 return(EFAULT); 93 } 94 if ((user_pg = vm_page_lookup(uobject, upindex)) != NULL) { 95 do 96 vm_page_lock_queues(); 97 while (vm_page_sleep_if_busy(user_pg, 1, "vm_pgmoveco")); 98 vm_page_busy(user_pg); --- 360 unchanged lines hidden --- | 91 &upindex, &prot, &wired)) != KERN_SUCCESS) { 92 return(EFAULT); 93 } 94 if ((user_pg = vm_page_lookup(uobject, upindex)) != NULL) { 95 do 96 vm_page_lock_queues(); 97 while (vm_page_sleep_if_busy(user_pg, 1, "vm_pgmoveco")); 98 vm_page_busy(user_pg); --- 360 unchanged lines hidden --- |