diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h
index 6985440c68fa7b98377fa03d6fb65bf1a14e7f6a..dce7092ab24a247c1165f80b17c687d255023a05 100644
--- a/arch/x86/entry/calling.h
+++ b/arch/x86/entry/calling.h
@@ -159,10 +159,6 @@ For 32-bit we have the following conventions - kernel is built with
 	.if \pop_rdi
 	popq %rdi
 	.endif
-	.endm
-
-	.macro icebp
-	.byte 0xf1
 .endm
 
 /*