spelling fixes: arch/i386/

Spelling fixes in arch/i386/.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index d506201..e2fcf20 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -207,7 +207,7 @@
 
 static int __init x86_fxsr_setup(char * s)
 {
-	/* Tell all the other CPU's to not use it... */
+	/* Tell all the other CPUs to not use it... */
 	disable_x86_fxsr = 1;
 
 	/*