diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 82661cd1cd13..a058e0fd99e3 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -1291,9 +1291,7 @@ ENTRY(nmi)
 	/* %rax is saved above, so OK to clobber here */
 	movq	%cr3, %rax
 	pushq	%rax
-#ifdef CONFIG_KAISER_REAL_SWITCH
 	andq	$(~KAISER_SHADOW_PGD_OFFSET), %rax
-#endif
 	movq	%rax, %cr3
 #endif
 	call	do_nmi
@@ -1534,9 +1532,7 @@ end_repeat_nmi:
 	/* %rax is saved above, so OK to clobber here */
 	movq	%cr3, %rax
 	pushq	%rax
-#ifdef CONFIG_KAISER_REAL_SWITCH
 	andq	$(~KAISER_SHADOW_PGD_OFFSET), %rax
-#endif
 	movq	%rax, %cr3
 #endif
 
diff --git a/arch/x86/include/asm/kaiser.h b/arch/x86/include/asm/kaiser.h
index 051acf678cda..e0fc45e77aee 100644
--- a/arch/x86/include/asm/kaiser.h
+++ b/arch/x86/include/asm/kaiser.h
@@ -21,17 +21,13 @@
 
 .macro _SWITCH_TO_KERNEL_CR3 reg
 movq %cr3, \reg
-#ifdef CONFIG_KAISER_REAL_SWITCH
 andq $(~KAISER_SHADOW_PGD_OFFSET), \reg
-#endif
 movq \reg, %cr3
 .endm
 
 .macro _SWITCH_TO_USER_CR3 reg
 movq %cr3, \reg
-#ifdef CONFIG_KAISER_REAL_SWITCH
 orq $(KAISER_SHADOW_PGD_OFFSET), \reg
-#endif
 movq \reg, %cr3
 .endm
 
diff --git a/security/Kconfig b/security/Kconfig
index 0d54e3cc4586..8d5d2407be7e 100644
--- a/security/Kconfig
+++ b/security/Kconfig
@@ -41,10 +41,6 @@ config KAISER
 
 	  If you are unsure how to answer this question, answer Y.
 
-config KAISER_REAL_SWITCH
-	bool "KAISER: actually switch page tables"
-	default y
-
 config SECURITYFS
 	bool "Enable the securityfs filesystem"
 	help