diff options
Diffstat (limited to 'arch/um/kernel/trap_user.c')
| -rw-r--r-- | arch/um/kernel/trap_user.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/arch/um/kernel/trap_user.c b/arch/um/kernel/trap_user.c deleted file mode 100644 index e9ccd6b8d3c7..000000000000 --- a/arch/um/kernel/trap_user.c +++ /dev/null | |||
| @@ -1,98 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) | ||
| 3 | * Licensed under the GPL | ||
| 4 | */ | ||
| 5 | |||
| 6 | #include <stdlib.h> | ||
| 7 | #include <errno.h> | ||
| 8 | #include <setjmp.h> | ||
| 9 | #include <signal.h> | ||
| 10 | #include <sys/time.h> | ||
| 11 | #include <sys/wait.h> | ||
| 12 | #include <asm/page.h> | ||
| 13 | #include <asm/unistd.h> | ||
| 14 | #include <asm/ptrace.h> | ||
| 15 | #include "init.h" | ||
| 16 | #include "sysdep/ptrace.h" | ||
| 17 | #include "sigcontext.h" | ||
| 18 | #include "sysdep/sigcontext.h" | ||
| 19 | #include "irq_user.h" | ||
| 20 | #include "signal_user.h" | ||
| 21 | #include "time_user.h" | ||
| 22 | #include "task.h" | ||
| 23 | #include "mode.h" | ||
| 24 | #include "choose-mode.h" | ||
| 25 | #include "kern_util.h" | ||
| 26 | #include "user_util.h" | ||
| 27 | #include "os.h" | ||
| 28 | |||
| 29 | void kill_child_dead(int pid) | ||
| 30 | { | ||
| 31 | kill(pid, SIGKILL); | ||
| 32 | kill(pid, SIGCONT); | ||
| 33 | do { | ||
| 34 | int n; | ||
| 35 | CATCH_EINTR(n = waitpid(pid, NULL, 0)); | ||
| 36 | if (n > 0) | ||
| 37 | kill(pid, SIGCONT); | ||
| 38 | else | ||
| 39 | break; | ||
| 40 | } while(1); | ||
| 41 | } | ||
| 42 | |||
| 43 | void segv_handler(int sig, union uml_pt_regs *regs) | ||
| 44 | { | ||
| 45 | struct faultinfo * fi = UPT_FAULTINFO(regs); | ||
| 46 | |||
| 47 | if(UPT_IS_USER(regs) && !SEGV_IS_FIXABLE(fi)){ | ||
| 48 | bad_segv(*fi, UPT_IP(regs)); | ||
| 49 | return; | ||
| 50 | } | ||
| 51 | segv(*fi, UPT_IP(regs), UPT_IS_USER(regs), regs); | ||
| 52 | } | ||
| 53 | |||
| 54 | void usr2_handler(int sig, union uml_pt_regs *regs) | ||
| 55 | { | ||
| 56 | CHOOSE_MODE(syscall_handler_tt(sig, regs), (void) 0); | ||
| 57 | } | ||
| 58 | |||
| 59 | struct signal_info sig_info[] = { | ||
| 60 | [ SIGTRAP ] { .handler = relay_signal, | ||
| 61 | .is_irq = 0 }, | ||
| 62 | [ SIGFPE ] { .handler = relay_signal, | ||
| 63 | .is_irq = 0 }, | ||
| 64 | [ SIGILL ] { .handler = relay_signal, | ||
| 65 | .is_irq = 0 }, | ||
| 66 | [ SIGWINCH ] { .handler = winch, | ||
| 67 | .is_irq = 1 }, | ||
| 68 | [ SIGBUS ] { .handler = bus_handler, | ||
| 69 | .is_irq = 0 }, | ||
| 70 | [ SIGSEGV] { .handler = segv_handler, | ||
| 71 | .is_irq = 0 }, | ||
| 72 | [ SIGIO ] { .handler = sigio_handler, | ||
| 73 | .is_irq = 1 }, | ||
| 74 | [ SIGVTALRM ] { .handler = timer_handler, | ||
| 75 | .is_irq = 1 }, | ||
| 76 | [ SIGALRM ] { .handler = timer_handler, | ||
| 77 | .is_irq = 1 }, | ||
| 78 | [ SIGUSR2 ] { .handler = usr2_handler, | ||
| 79 | .is_irq = 0 }, | ||
| 80 | }; | ||
| 81 | |||
| 82 | void do_longjmp(void *b, int val) | ||
| 83 | { | ||
| 84 | sigjmp_buf *buf = b; | ||
| 85 | |||
| 86 | siglongjmp(*buf, val); | ||
| 87 | } | ||
| 88 | |||
| 89 | /* | ||
| 90 | * Overrides for Emacs so that we follow Linus's tabbing style. | ||
| 91 | * Emacs will notice this stuff at the end of the file and automatically | ||
| 92 | * adjust the settings for this buffer only. This must remain at the end | ||
| 93 | * of the file. | ||
| 94 | * --------------------------------------------------------------------------- | ||
| 95 | * Local variables: | ||
| 96 | * c-file-style: "linux" | ||
| 97 | * End: | ||
| 98 | */ | ||
