locking, ARM: Annotate low level hw locks as raw

Annotate the low level hardware locks which must not be preempted.

In mainline this change documents the low level nature of
the lock - otherwise there's no functional difference. Lockdep
and Sparse checking will work as usual.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h
index b4ffe9d5b526..14965658a923 100644
--- a/arch/arm/include/asm/mmu.h
+++ b/arch/arm/include/asm/mmu.h
@@ -6,7 +6,7 @@
 typedef struct {
 #ifdef CONFIG_CPU_HAS_ASID
         unsigned int id;
-        spinlock_t id_lock;
+        raw_spinlock_t id_lock;
 #endif
         unsigned int kvm_seq;
 } mm_context_t;
@@ -16,7 +16,7 @@ typedef struct {
 
 /* init_mm.context.id_lock should be initialized. */
 #define INIT_MM_CONTEXT(name)                                                 \
-        .context.id_lock    = __SPIN_LOCK_UNLOCKED(name.context.id_lock),
+        .context.id_lock    = __RAW_SPIN_LOCK_UNLOCKED(name.context.id_lock),
 #else
 #define ASID(mm)        (0)
 #endif