1 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 0e25a1bc5ab5..7d74f7b3c6ba 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -678,8 +678,8 @@ static void prepare_set(void) __acquires(set_atomicity_lock)
 
         /* Save value of CR4 and clear Page Global Enable (bit 7) */
         if (cpu_has_pge) {
-                cr4 = read_cr4();
-                write_cr4(cr4 & ~X86_CR4_PGE);
+                cr4 = __read_cr4();
+                __write_cr4(cr4 & ~X86_CR4_PGE);
         }
 
         /* Flush all TLBs via a mov %cr3, %reg; mov %reg, %cr3 */
@@ -708,7 +708,7 @@ static void post_set(void) __releases(set_atomicity_lock)
 
         /* Restore value of CR4 */
         if (cpu_has_pge)
-                write_cr4(cr4);
+                __write_cr4(cr4);
         raw_spin_unlock(&set_atomicity_lock);
 }