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author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-31 01:48:00 (GMT) |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-31 01:48:00 (GMT) |
commit | 1480d0a31db62b9803f829cc0e5cc71935ffe3cc (patch) | |
tree | c7c18939b5a0d51f23f7ca8606ecf00fa69741aa /arch/arm/kernel | |
parent | fc8e3d177fa8073895d37b50282489dbeec89eb1 (diff) | |
parent | 46595ffbfc8ba79f27cdf8a029ee068b3b34c69f (diff) | |
download | linux-1480d0a31db62b9803f829cc0e5cc71935ffe3cc.tar.xz |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r-- | arch/arm/kernel/traps.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 66e5a05..45e9ea6 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -198,25 +198,16 @@ void show_stack(struct task_struct *tsk, unsigned long *sp) barrier(); } -DEFINE_SPINLOCK(die_lock); - -/* - * This function is protected against re-entrancy. - */ -NORET_TYPE void die(const char *str, struct pt_regs *regs, int err) +static void __die(const char *str, int err, struct thread_info *thread, struct pt_regs *regs) { - struct task_struct *tsk = current; + struct task_struct *tsk = thread->task; static int die_counter; - console_verbose(); - spin_lock_irq(&die_lock); - bust_spinlocks(1); - printk("Internal error: %s: %x [#%d]\n", str, err, ++die_counter); print_modules(); __show_regs(regs); printk("Process %s (pid: %d, stack limit = 0x%p)\n", - tsk->comm, tsk->pid, tsk->thread_info + 1); + tsk->comm, tsk->pid, thread + 1); if (!user_mode(regs) || in_interrupt()) { dump_mem("Stack: ", regs->ARM_sp, @@ -224,7 +215,21 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err) dump_backtrace(regs, tsk); dump_instr(regs); } +} +DEFINE_SPINLOCK(die_lock); + +/* + * This function is protected against re-entrancy. + */ +NORET_TYPE void die(const char *str, struct pt_regs *regs, int err) +{ + struct thread_info *thread = current_thread_info(); + + console_verbose(); + spin_lock_irq(&die_lock); + bust_spinlocks(1); + __die(str, err, thread, regs); bust_spinlocks(0); spin_unlock_irq(&die_lock); do_exit(SIGSEGV); |