sys_generic.c (6ea70f76) sys_generic.c (b09fd398)
1/*
2 * Copyright (c) 1982, 1986, 1989, 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.

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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 * @(#)sys_generic.c 8.5 (Berkeley) 1/21/94
39 * $FreeBSD: src/sys/kern/sys_generic.c,v 1.55.2.10 2001/03/17 10:39:32 peter Exp $
1/*
2 * Copyright (c) 1982, 1986, 1989, 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.

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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 * @(#)sys_generic.c 8.5 (Berkeley) 1/21/94
39 * $FreeBSD: src/sys/kern/sys_generic.c,v 1.55.2.10 2001/03/17 10:39:32 peter Exp $
40 * $DragonFly: src/sys/kern/sys_generic.c,v 1.38 2006/12/23 00:35:04 swildner Exp $
40 * $DragonFly: src/sys/kern/sys_generic.c,v 1.39 2007/01/08 21:41:56 dillon Exp $
41 */
42
43#include "opt_ktrace.h"
44
45#include <sys/param.h>
46#include <sys/systm.h>
47#include <sys/sysproto.h>
48#include <sys/filedesc.h>

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114}
115
116/*
117 * Positioned (Pread) read system call
118 *
119 * MPSAFE
120 */
121int
41 */
42
43#include "opt_ktrace.h"
44
45#include <sys/param.h>
46#include <sys/systm.h>
47#include <sys/sysproto.h>
48#include <sys/filedesc.h>

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114}
115
116/*
117 * Positioned (Pread) read system call
118 *
119 * MPSAFE
120 */
121int
122sys___pread(struct __pread_args *uap)
122sys_extpread(struct extpread_args *uap)
123{
124 struct thread *td = curthread;
125 struct uio auio;
126 struct iovec aiov;
127 int error;
128 int flags;
129
130 aiov.iov_base = uap->buf;

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180
181
182/*
183 * Scatter positioned read system call.
184 *
185 * MPSAFE
186 */
187int
123{
124 struct thread *td = curthread;
125 struct uio auio;
126 struct iovec aiov;
127 int error;
128 int flags;
129
130 aiov.iov_base = uap->buf;

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180
181
182/*
183 * Scatter positioned read system call.
184 *
185 * MPSAFE
186 */
187int
188sys___preadv(struct __preadv_args *uap)
188sys_extpreadv(struct extpreadv_args *uap)
189{
190 struct thread *td = curthread;
191 struct uio auio;
192 struct iovec aiov[UIO_SMALLIOV], *iov = NULL;
193 int error;
194 int flags;
195
196 error = iovec_copyin(uap->iovp, &iov, aiov, uap->iovcnt,

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328}
329
330/*
331 * Pwrite system call
332 *
333 * MPSAFE
334 */
335int
189{
190 struct thread *td = curthread;
191 struct uio auio;
192 struct iovec aiov[UIO_SMALLIOV], *iov = NULL;
193 int error;
194 int flags;
195
196 error = iovec_copyin(uap->iovp, &iov, aiov, uap->iovcnt,

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328}
329
330/*
331 * Pwrite system call
332 *
333 * MPSAFE
334 */
335int
336sys___pwrite(struct __pwrite_args *uap)
336sys_extpwrite(struct extpwrite_args *uap)
337{
338 struct thread *td = curthread;
339 struct uio auio;
340 struct iovec aiov;
341 int error;
342 int flags;
343
344 aiov.iov_base = (void *)(uintptr_t)uap->buf;

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393
394
395/*
396 * Gather positioned write system call
397 *
398 * MPSAFE
399 */
400int
337{
338 struct thread *td = curthread;
339 struct uio auio;
340 struct iovec aiov;
341 int error;
342 int flags;
343
344 aiov.iov_base = (void *)(uintptr_t)uap->buf;

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393
394
395/*
396 * Gather positioned write system call
397 *
398 * MPSAFE
399 */
400int
401sys___pwritev(struct __pwritev_args *uap)
401sys_extpwritev(struct extpwritev_args *uap)
402{
403 struct thread *td = curthread;
404 struct uio auio;
405 struct iovec aiov[UIO_SMALLIOV], *iov = NULL;
406 int error;
407 int flags;
408
409 error = iovec_copyin(uap->iovp, &iov, aiov, uap->iovcnt,

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403 struct thread *td = curthread;
404 struct uio auio;
405 struct iovec aiov[UIO_SMALLIOV], *iov = NULL;
406 int error;
407 int flags;
408
409 error = iovec_copyin(uap->iovp, &iov, aiov, uap->iovcnt,

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