diff --git a/headers/private/kernel/arch/x86/arch_cpu.h b/headers/private/kernel/arch/x86/arch_cpu.h
index 87d355b4ca..3596edf7b6 100644
--- a/headers/private/kernel/arch/x86/arch_cpu.h
+++ b/headers/private/kernel/arch/x86/arch_cpu.h
@@ -108,35 +108,35 @@ void i386_fxsave_swap(void *old_fpu_state, void *new_fpu_state);
 	__asm__("movl	%%dr3,%0" : "=r" (value))
 
 #define write_dr3(value) \
-	__asm__("movl	%0,%%dr3" :: "r" (value))
+	__asm__("movl	%0,%%dr3" : : "r" (value))
 
 #define invalidate_TLB(va) \
 	__asm__("invlpg (%0)" : : "r" (va))
 
 #define out8(value,port) \
-__asm__ ("outb %%al,%%dx"::"a" (value),"d" (port))
+__asm__ ("outb %%al,%%dx" : : "a" (value), "d" (port))
 
 #define out16(value,port) \
-__asm__ ("outw %%ax,%%dx"::"a" (value),"d" (port))
+__asm__ ("outw %%ax,%%dx" : : "a" (value), "d" (port))
 
 #define out32(value,port) \
-__asm__ ("outl %%eax,%%dx"::"a" (value),"d" (port))
+__asm__ ("outl %%eax,%%dx" : : "a" (value), "d" (port))
 
 #define in8(port) ({ \
 unsigned char _v; \
-__asm__ volatile ("inb %%dx,%%al":"=a" (_v):"d" (port)); \
+__asm__ volatile ("inb %%dx,%%al" : "=a" (_v) : "d" (port)); \
 _v; \
 })
 
 #define in16(port) ({ \
 unsigned short _v; \
-__asm__ volatile ("inw %%dx,%%ax":"=a" (_v):"d" (port)); \
+__asm__ volatile ("inw %%dx,%%ax":"=a" (_v) : "d" (port)); \
 _v; \
 })
 
 #define in32(port) ({ \
 unsigned int _v; \
-__asm__ volatile ("inl %%dx,%%eax":"=a" (_v):"d" (port)); \
+__asm__ volatile ("inl %%dx,%%eax":"=a" (_v) : "d" (port)); \
 _v; \
 })
 
@@ -144,14 +144,14 @@ _v; \
 __asm__ ("outb %%al,%%dx\n" \
 		"\tjmp 1f\n" \
 		"1:\tjmp 1f\n" \
-		"1:"::"a" (value),"d" (port))
+		"1:" : : "a" (value), "d" (port))
 
 #define in8_p(port) ({ \
 unsigned char _v; \
 __asm__ volatile ("inb %%dx,%%al\n" \
 	"\tjmp 1f\n" \
 	"1:\tjmp 1f\n" \
-	"1:":"=a" (_v):"d" (port)); \
+	"1:" : "=a" (_v) : "d" (port)); \
 _v; \
 })