2 * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com)
3 * Licensed under the GPL
7 #include <sys/select.h> /* The only way I can see to get sigset_t */
8 #include <asm/unistd.h>
9 #include "uml-config.h"
10 #include "sysdep/stub.h"
11 #include "sysdep/sigcontext.h"
12 #include "sysdep/faultinfo.h"
14 void __attribute__ ((__section__ (".__syscall_stub")))
15 stub_segv_handler(int sig)
17 struct sigcontext *sc = (struct sigcontext *) (&sig + 1);
20 GET_FAULTINFO_FROM_SC(*((struct faultinfo *) UML_CONFIG_STUB_DATA),
23 pid = stub_syscall0(__NR_getpid);
24 stub_syscall2(__NR_kill, pid, SIGUSR1);
26 /* Load pointer to sigcontext into esp, since we need to leave
27 * the stack in its original form when we do the sigreturn here, by
30 __asm__ __volatile__("mov %0,%%esp ; movl %1, %%eax ; "
31 "int $0x80" : : "a" (sc), "g" (__NR_sigreturn));