diff options
Diffstat (limited to 'arch/avr32/kernel/traps.c')
| -rw-r--r-- | arch/avr32/kernel/traps.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c index b91b2044af9c..7aa25756412f 100644 --- a/arch/avr32/kernel/traps.c +++ b/arch/avr32/kernel/traps.c | |||
| @@ -95,28 +95,6 @@ void _exception(long signr, struct pt_regs *regs, int code, | |||
| 95 | info.si_code = code; | 95 | info.si_code = code; |
| 96 | info.si_addr = (void __user *)addr; | 96 | info.si_addr = (void __user *)addr; |
| 97 | force_sig_info(signr, &info, current); | 97 | force_sig_info(signr, &info, current); |
| 98 | |||
| 99 | /* | ||
| 100 | * Init gets no signals that it doesn't have a handler for. | ||
| 101 | * That's all very well, but if it has caused a synchronous | ||
| 102 | * exception and we ignore the resulting signal, it will just | ||
| 103 | * generate the same exception over and over again and we get | ||
| 104 | * nowhere. Better to kill it and let the kernel panic. | ||
| 105 | */ | ||
| 106 | if (is_global_init(current)) { | ||
| 107 | __sighandler_t handler; | ||
| 108 | |||
| 109 | spin_lock_irq(¤t->sighand->siglock); | ||
| 110 | handler = current->sighand->action[signr-1].sa.sa_handler; | ||
| 111 | spin_unlock_irq(¤t->sighand->siglock); | ||
| 112 | if (handler == SIG_DFL) { | ||
| 113 | /* init has generated a synchronous exception | ||
| 114 | and it doesn't have a handler for the signal */ | ||
| 115 | printk(KERN_CRIT "init has generated signal %ld " | ||
| 116 | "but has no handler for it\n", signr); | ||
| 117 | do_exit(signr); | ||
| 118 | } | ||
| 119 | } | ||
| 120 | } | 98 | } |
| 121 | 99 | ||
| 122 | asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs) | 100 | asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs) |
