diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index f3c1b823c9a83b3a4ed4a0c4a4359e11b5934af1..33982e7ce04d5847c23774ea06f27a9123d3a3ee 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -66,9 +66,9 @@ int main(void)
 	DEFINE(__VDSO_ECTG_BASE, offsetof(struct vdso_per_cpu_data, ectg_timer_base));
 	DEFINE(__VDSO_ECTG_USER, offsetof(struct vdso_per_cpu_data, ectg_user_time));
 	/* constants used by the vdso */
-	DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
-	DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
-	DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
+	DEFINE(__CLOCK_REALTIME, CLOCK_REALTIME);
+	DEFINE(__CLOCK_MONOTONIC, CLOCK_MONOTONIC);
+	DEFINE(__CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
 	BLANK();
 	/* constants for SIGP */
 	DEFINE(__SIGP_STOP, sigp_stop);
diff --git a/arch/s390/kernel/vdso32/clock_getres.S b/arch/s390/kernel/vdso32/clock_getres.S
index 9532c4e6a9d2fb12e5cd77f5a7c05ae99fa99f8c..36aaa25d05daa4e1d785103d85a2bb5a078fc2cc 100644
--- a/arch/s390/kernel/vdso32/clock_getres.S
+++ b/arch/s390/kernel/vdso32/clock_getres.S
@@ -19,9 +19,9 @@
 	.type  __kernel_clock_getres,@function
 __kernel_clock_getres:
 	.cfi_startproc
-	chi	%r2,CLOCK_REALTIME
+	chi	%r2,__CLOCK_REALTIME
 	je	0f
-	chi	%r2,CLOCK_MONOTONIC
+	chi	%r2,__CLOCK_MONOTONIC
 	jne	3f
 0:	ltr	%r3,%r3
 	jz	2f				/* res == NULL */
@@ -34,6 +34,6 @@ __kernel_clock_getres:
 3:	lhi	%r1,__NR_clock_getres		/* fallback to svc */
 	svc	0
 	br	%r14
-4:	.long	CLOCK_REALTIME_RES
+4:	.long	__CLOCK_REALTIME_RES
 	.cfi_endproc
 	.size	__kernel_clock_getres,.-__kernel_clock_getres
diff --git a/arch/s390/kernel/vdso32/clock_gettime.S b/arch/s390/kernel/vdso32/clock_gettime.S
index 969643954273c2e1a3c75fe045985d3649e661c3..b2224e0b974ce5beff26c4d1e7838d48e0232ae9 100644
--- a/arch/s390/kernel/vdso32/clock_gettime.S
+++ b/arch/s390/kernel/vdso32/clock_gettime.S
@@ -21,9 +21,9 @@ __kernel_clock_gettime:
 	.cfi_startproc
 	basr	%r5,0
 0:	al	%r5,21f-0b(%r5)			/* get &_vdso_data */
-	chi	%r2,CLOCK_REALTIME
+	chi	%r2,__CLOCK_REALTIME
 	je	10f
-	chi	%r2,CLOCK_MONOTONIC
+	chi	%r2,__CLOCK_MONOTONIC
 	jne	19f
 
 	/* CLOCK_MONOTONIC */
diff --git a/arch/s390/kernel/vdso64/clock_getres.S b/arch/s390/kernel/vdso64/clock_getres.S
index 9ce8caafdb4ea98cef8e451aa6366d52100ef812..176e1f75f9aa6c1554dbf0818b7d4cd6661c0846 100644
--- a/arch/s390/kernel/vdso64/clock_getres.S
+++ b/arch/s390/kernel/vdso64/clock_getres.S
@@ -19,9 +19,9 @@
 	.type  __kernel_clock_getres,@function
 __kernel_clock_getres:
 	.cfi_startproc
-	cghi	%r2,CLOCK_REALTIME
+	cghi	%r2,__CLOCK_REALTIME
 	je	0f
-	cghi	%r2,CLOCK_MONOTONIC
+	cghi	%r2,__CLOCK_MONOTONIC
 	je	0f
 	cghi	%r2,-2		/* CLOCK_THREAD_CPUTIME_ID for this thread */
 	jne	2f
@@ -39,6 +39,6 @@ __kernel_clock_getres:
 2:	lghi	%r1,__NR_clock_getres		/* fallback to svc */
 	svc	0
 	br	%r14
-3:	.quad	CLOCK_REALTIME_RES
+3:	.quad	__CLOCK_REALTIME_RES
 	.cfi_endproc
 	.size	__kernel_clock_getres,.-__kernel_clock_getres
diff --git a/arch/s390/kernel/vdso64/clock_gettime.S b/arch/s390/kernel/vdso64/clock_gettime.S
index f40467884a03722c668b388591e976f71be8961d..d46c95ed5f19ae8c25f9255b32338e8cc3197906 100644
--- a/arch/s390/kernel/vdso64/clock_gettime.S
+++ b/arch/s390/kernel/vdso64/clock_gettime.S
@@ -20,11 +20,11 @@
 __kernel_clock_gettime:
 	.cfi_startproc
 	larl	%r5,_vdso_data
-	cghi	%r2,CLOCK_REALTIME
+	cghi	%r2,__CLOCK_REALTIME
 	je	4f
 	cghi	%r2,-2		/* CLOCK_THREAD_CPUTIME_ID for this thread */
 	je	9f
-	cghi	%r2,CLOCK_MONOTONIC
+	cghi	%r2,__CLOCK_MONOTONIC
 	jne	12f
 
 	/* CLOCK_MONOTONIC */