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-rw-r--r--arch/s390/kernel/compat_wrapper.S5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 83b33fe1923c..38a6ef5ec624 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1602,3 +1602,8 @@ compat_sys_ppoll_wrapper:
llgtr %r5,%r5 # const sigset_t *
llgfr %r6,%r6 # size_t
jg compat_sys_ppoll
+
+ .globl sys_unshare_wrapper
+sys_unshare_wrapper:
+ llgfr %r2,%r2 # unsigned long
+ jg sys_unshare