Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial
[linux-2.6.git] / arch / x86 / kernel / traps_64.c
index b4c887341a2663911520b4d13571b4e2309ead51..d0c2bc7ab2ec561dc91e12dee87fde8b563f8770 100644 (file)
@@ -462,7 +462,7 @@ void out_of_line_bug(void)
 EXPORT_SYMBOL(out_of_line_bug);
 #endif
 
-static DEFINE_SPINLOCK(die_lock);
+static raw_spinlock_t die_lock = __RAW_SPIN_LOCK_UNLOCKED;
 static int die_owner = -1;
 static unsigned int die_nest_count;
 
@@ -474,13 +474,13 @@ unsigned __kprobes long oops_begin(void)
        oops_enter();
 
        /* racy, but better than risking deadlock. */
-       local_irq_save(flags);
+       raw_local_irq_save(flags);
        cpu = smp_processor_id();
-       if (!spin_trylock(&die_lock)) { 
+       if (!__raw_spin_trylock(&die_lock)) {
                if (cpu == die_owner) 
                        /* nested oops. should stop eventually */;
                else
-                       spin_lock(&die_lock);
+                       __raw_spin_lock(&die_lock);
        }
        die_nest_count++;
        die_owner = cpu;
@@ -494,12 +494,10 @@ void __kprobes oops_end(unsigned long flags)
        die_owner = -1;
        bust_spinlocks(0);
        die_nest_count--;
-       if (die_nest_count)
-               /* We still own the lock */
-               local_irq_restore(flags);
-       else
+       if (!die_nest_count)
                /* Nest count reaches zero, release the lock. */
-               spin_unlock_irqrestore(&die_lock, flags);
+               __raw_spin_unlock(&die_lock);
+       raw_local_irq_restore(flags);
        if (panic_on_oops)
                panic("Fatal exception");
        oops_exit();