| kern_sharedpage.c (108053) | kern_sharedpage.c (108522) |
|---|---|
| 1/* 2 * Copyright (c) 1993, David Greenman 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 --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/* 2 * Copyright (c) 1993, David Greenman 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 --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/sys/kern/kern_exec.c 108053 2002-12-18 20:16:22Z alc $ | 26 * $FreeBSD: head/sys/kern/kern_exec.c 108522 2003-01-01 01:19:31Z alfred $ |
| 27 */ 28 29#include "opt_ktrace.h" 30#include "opt_mac.h" 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/lock.h> --- 337 unchanged lines hidden (view full) --- 372 /* 373 * For security and other reasons, the file descriptor table cannot 374 * be shared after an exec. 375 */ 376 FILEDESC_LOCK(p->p_fd); 377 if (p->p_fd->fd_refcnt > 1) { 378 struct filedesc *tmp; 379 | 27 */ 28 29#include "opt_ktrace.h" 30#include "opt_mac.h" 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/lock.h> --- 337 unchanged lines hidden (view full) --- 372 /* 373 * For security and other reasons, the file descriptor table cannot 374 * be shared after an exec. 375 */ 376 FILEDESC_LOCK(p->p_fd); 377 if (p->p_fd->fd_refcnt > 1) { 378 struct filedesc *tmp; 379 |
| 380 tmp = fdcopy(td); | 380 tmp = fdcopy(td->td_proc->p_fd); |
| 381 FILEDESC_UNLOCK(p->p_fd); 382 fdfree(td); 383 p->p_fd = tmp; 384 } else 385 FILEDESC_UNLOCK(p->p_fd); 386 387 /* 388 * Malloc things before we need locks. --- 859 unchanged lines hidden --- | 381 FILEDESC_UNLOCK(p->p_fd); 382 fdfree(td); 383 p->p_fd = tmp; 384 } else 385 FILEDESC_UNLOCK(p->p_fd); 386 387 /* 388 * Malloc things before we need locks. --- 859 unchanged lines hidden --- |