powerpc: Convert die.lock to raw_spinlock

die.lock needs to be a real spinlock in RT. Convert it to
raw_spinlock.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 987437e04e61..696626a2e835 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -102,11 +102,11 @@ static inline void pmac_backlight_unblank(void) { }
 int die(const char *str, struct pt_regs *regs, long err)
 {
         static struct {
-                spinlock_t lock;
+                raw_spinlock_t lock;
                 u32 lock_owner;
                 int lock_owner_depth;
         } die = {
-                .lock =                 __SPIN_LOCK_UNLOCKED(die.lock),
+                .lock =                 __RAW_SPIN_LOCK_UNLOCKED(die.lock),
                 .lock_owner =           -1,
                 .lock_owner_depth =     0
         };
@@ -120,7 +120,7 @@ int die(const char *str, struct pt_regs *regs, long err)
 
         if (die.lock_owner != raw_smp_processor_id()) {
                 console_verbose();
-                spin_lock_irqsave(&die.lock, flags);
+                raw_spin_lock_irqsave(&die.lock, flags);
                 die.lock_owner = smp_processor_id();
                 die.lock_owner_depth = 0;
                 bust_spinlocks(1);
@@ -160,7 +160,7 @@ int die(const char *str, struct pt_regs *regs, long err)
         bust_spinlocks(0);
         die.lock_owner = -1;
         add_taint(TAINT_DIE);
-        spin_unlock_irqrestore(&die.lock, flags);
+        raw_spin_unlock_irqrestore(&die.lock, flags);
 
         if (kexec_should_crash(current) ||
                 kexec_sr_activated(smp_processor_id()))