x86: Convert set_atomicity_lock to raw_spinlock

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 163e59e272d5d34d0d7e17380f8eba981918f8f3..9aa5dc76ff4a156304a3c864776c3665628004e4 100644 (file)
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -570,7 +570,7 @@ static unsigned long set_mtrr_state(void)
 
 
 static unsigned long cr4;
-static DEFINE_SPINLOCK(set_atomicity_lock);
+static DEFINE_RAW_SPINLOCK(set_atomicity_lock);
 
 /*
  * Since we are disabling the cache don't allow any interrupts,
@@ -590,7 +590,7 @@ static void prepare_set(void) __acquires(set_atomicity_lock)
         * changes to the way the kernel boots
         */
 
-       spin_lock(&set_atomicity_lock);
+       raw_spin_lock(&set_atomicity_lock);
 
        /* Enter the no-fill (CD=1, NW=0) cache mode and flush caches. */
        cr0 = read_cr0() | X86_CR0_CD;
@@ -627,7 +627,7 @@ static void post_set(void) __releases(set_atomicity_lock)
        /* Restore value of CR4 */
        if (cpu_has_pge)
                write_cr4(cr4);
-       spin_unlock(&set_atomicity_lock);
+       raw_spin_unlock(&set_atomicity_lock);
 }
 
 static void generic_set_all(void)