| linux_sysvec.c (41871) | linux_sysvec.c (41931) |
|---|---|
| 1/*- 2 * Copyright (c) 1994-1996 S�ren Schmidt 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 --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * | 1/*- 2 * Copyright (c) 1994-1996 S�ren Schmidt 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 --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * |
| 28 * $Id: linux_sysvec.c,v 1.39 1998/12/14 18:54:01 dt Exp $ | 28 * $Id: linux_sysvec.c,v 1.40 1998/12/16 16:28:57 bde Exp $ |
| 29 */ 30 31/* XXX we use functions that might not exist. */ 32#include "opt_compat.h" 33 34#ifndef COMPAT_43 35#error "Unable to compile Linux-emulator due to missing COMPAT_43 option!" 36#endif --- 8 unchanged lines hidden (view full) --- 45#include <sys/imgact_elf.h> 46#include <sys/signalvar.h> 47#include <sys/malloc.h> 48#include <vm/vm.h> 49#include <vm/vm_param.h> 50#include <vm/vm_prot.h> 51#include <vm/vm_page.h> 52#include <vm/vm_extern.h> | 29 */ 30 31/* XXX we use functions that might not exist. */ 32#include "opt_compat.h" 33 34#ifndef COMPAT_43 35#error "Unable to compile Linux-emulator due to missing COMPAT_43 option!" 36#endif --- 8 unchanged lines hidden (view full) --- 45#include <sys/imgact_elf.h> 46#include <sys/signalvar.h> 47#include <sys/malloc.h> 48#include <vm/vm.h> 49#include <vm/vm_param.h> 50#include <vm/vm_prot.h> 51#include <vm/vm_page.h> 52#include <vm/vm_extern.h> |
| 53#ifdef COMPAT_LINUX_THREADS 54#include <sys/lock.h> /* needed, for now, by vm_map.h */ 55#include <vm/vm_map.h> /* needed, for now, for VM_STACK defines */ 56#endif /* COMPAT_LINUX_THREADS */ |
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| 53#include <sys/exec.h> 54#include <sys/kernel.h> 55#include <sys/module.h> 56#include <machine/cpu.h> 57 58#include <i386/linux/linux.h> 59#include <i386/linux/linux_proto.h> 60 --- 151 unchanged lines hidden (view full) --- 212 fp = (struct linux_sigframe *)regs->tf_esp - 1; 213 } 214 215 /* 216 * grow() will return FALSE if the fp will not fit inside the stack 217 * and the stack can not be grown. useracc will return FALSE 218 * if access is denied. 219 */ | 57#include <sys/exec.h> 58#include <sys/kernel.h> 59#include <sys/module.h> 60#include <machine/cpu.h> 61 62#include <i386/linux/linux.h> 63#include <i386/linux/linux_proto.h> 64 --- 151 unchanged lines hidden (view full) --- 216 fp = (struct linux_sigframe *)regs->tf_esp - 1; 217 } 218 219 /* 220 * grow() will return FALSE if the fp will not fit inside the stack 221 * and the stack can not be grown. useracc will return FALSE 222 * if access is denied. 223 */ |
| 224#ifdef COMPAT_LINUX_THREADS 225#ifdef USE_VM_STACK 226#ifndef USE_VM_STACK_FOR_EXEC 227 if ((((caddr_t)fp > p->p_vmspace->vm_maxsaddr && 228 (caddr_t)fp < (caddr_t)USRSTACK && 229 grow(p, (int)fp) == FALSE) || 230 (((caddr_t)fp <= p->p_vmspace->vm_maxsaddr || 231 (caddr_t)fp >= (caddr_t)USRSTACK) && 232 grow_stack (p, (int)fp) == FALSE)) || 233#else 234 if ((grow_stack (p, (int)fp) == FALSE) || 235#endif 236#else 237#endif /* COMPAT_LINUX_THREADS */ |
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| 220 if ((grow(p, (int)fp) == FALSE) || | 238 if ((grow(p, (int)fp) == FALSE) || |
| 239#ifdef COMPAT_LINUX_THREADS 240#endif 241#endif /* COMPAT_LINUX_THREADS */ |
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| 221 (useracc((caddr_t)fp, sizeof (struct linux_sigframe), B_WRITE) == FALSE)) { 222 /* 223 * Process has trashed its stack; give it an illegal 224 * instruction to halt it in its tracks. 225 */ 226 SIGACTION(p, SIGILL) = SIG_DFL; 227 sig = sigmask(SIGILL); 228 p->p_sigignore &= ~sig; --- 262 unchanged lines hidden --- | 242 (useracc((caddr_t)fp, sizeof (struct linux_sigframe), B_WRITE) == FALSE)) { 243 /* 244 * Process has trashed its stack; give it an illegal 245 * instruction to halt it in its tracks. 246 */ 247 SIGACTION(p, SIGILL) = SIG_DFL; 248 sig = sigmask(SIGILL); 249 p->p_sigignore &= ~sig; --- 262 unchanged lines hidden --- |