[S390] Convert sys_clone to function with parameters.

Use function parameters instead of accessing the pt_regs structure
to get the parameters.
Also merge the 31 and 64 bit versions since they are identical.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 624790042d41..28f8440d2ec3 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1840,3 +1840,11 @@ sys_perf_event_open_wrapper:
         lgfr    %r5,%r5                 # int
         llgfr   %r6,%r6                 # unsigned long
         jg      sys_perf_event_open     # branch to system call
+
+        .globl  sys_clone_wrapper
+sys_clone_wrapper:
+        llgfr   %r2,%r2                 # unsigned long
+        llgfr   %r3,%r3                 # unsigned long
+        llgtr   %r4,%r4                 # int *
+        llgtr   %r5,%r5                 # int *
+        jg      sys_clone               # branch to system call