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Commit 40d6753e authored by Thomas Gleixner's avatar Thomas Gleixner
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x86: Convert set_atomicity_lock to raw_spinlock 

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 942fa3b6
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Showing with 3 additions and 3 deletions
arch/x86/kernel/cpu/mtrr/generic.c
View file @ 40d6753e
...@@ -570,7 +570,7 @@ static unsigned long set_mtrr_state(void) ...@@ -570,7 +570,7 @@ static unsigned long set_mtrr_state(void)
static unsigned long cr4; 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, * Since we are disabling the cache don't allow any interrupts,
...@@ -590,7 +590,7 @@ static void prepare_set(void) __acquires(set_atomicity_lock) ...@@ -590,7 +590,7 @@ static void prepare_set(void) __acquires(set_atomicity_lock)
* changes to the way the kernel boots * 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. */ /* Enter the no-fill (CD=1, NW=0) cache mode and flush caches. */
cr0 = read_cr0() | X86_CR0_CD; cr0 = read_cr0() | X86_CR0_CD;
...@@ -627,7 +627,7 @@ static void post_set(void) __releases(set_atomicity_lock) ...@@ -627,7 +627,7 @@ static void post_set(void) __releases(set_atomicity_lock)
/* Restore value of CR4 */ /* Restore value of CR4 */
if (cpu_has_pge) if (cpu_has_pge)
write_cr4(cr4); write_cr4(cr4);
spin_unlock(&set_atomicity_lock); raw_spin_unlock(&set_atomicity_lock);
} }
static void generic_set_all(void) static void generic_set_all(void)
......
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