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ARM: update die() output 

Make die() better match x86:
- add printing of the last accessed sysfs file
- ensure console_verbose() is called under the lock
- ensure we panic outside of oops_exit()

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2009-10-11 15:25:05 +01:00
parent e40c2ec676
commit 03a6e5bd5b
1 changed files with 3 additions and 2 deletions
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5
arch/arm/kernel/traps.c
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@ -231,6 +231,7 @@ static void __die(const char *str, int err, struct thread_info *thread, struct p
printk(KERN_EMERG "Internal error: %s: %x [#%d]" S_PREEMPT S_SMP "\n",
str, err, ++die_counter);
sysfs_printk_last_file();
print_modules();
__show_regs(regs);
printk(KERN_EMERG "Process %.*s (pid: %d, stack limit = 0x%p)\n",
@ -255,13 +256,14 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
oops_enter();
console_verbose();
spin_lock_irq(&die_lock);
console_verbose();
bust_spinlocks(1);
__die(str, err, thread, regs);
bust_spinlocks(0);
add_taint(TAINT_DIE);
spin_unlock_irq(&die_lock);
oops_exit();
if (in_interrupt())
panic("Fatal exception in interrupt");
@ -269,7 +271,6 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
if (panic_on_oops)
panic("Fatal exception");
oops_exit();
do_exit(SIGSEGV);
}