diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 9055723..c80602d 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -268,7 +268,8 @@
 #define	__NR_preadv		328
 #define	__NR_pwritev		329
 #define __NR_rt_tgsigqueueinfo	330
-#define NR_syscalls 331
+#define __NR_perf_counter_open	331
+#define NR_syscalls 332
 
 /* 
  * There are some system calls that are not present on 64 bit, some
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index d2e7fbf..88a83366 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1831,3 +1831,12 @@
 	lgfr	%r4,%r4			# int
 	llgtr	%r5,%r5			# struct compat_siginfo *
 	jg	compat_sys_rt_tgsigqueueinfo_wrapper # branch to system call
+
+	.globl	sys_perf_counter_open_wrapper
+sys_perf_counter_open_wrapper:
+	llgtr	%r2,%r2			# const struct perf_counter_attr *
+	lgfr	%r3,%r3			# pid_t
+	lgfr	%r4,%r4			# int
+	lgfr	%r5,%r5			# int
+	llgfr	%r6,%r6			# unsigned long
+	jg	sys_perf_counter_open	# branch to system call
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index 82f89ef..ad1acd2 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -339,3 +339,4 @@
 SYSCALL(sys_preadv,sys_preadv,compat_sys_preadv_wrapper)
 SYSCALL(sys_pwritev,sys_pwritev,compat_sys_pwritev_wrapper)
 SYSCALL(sys_rt_tgsigqueueinfo,sys_rt_tgsigqueueinfo,compat_sys_rt_tgsigqueueinfo_wrapper) /* 330 */
+SYSCALL(sys_perf_counter_open,sys_perf_counter_open,sys_perf_counter_open_wrapper)