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-rw-r--r--arch/s390/include/asm/unistd.h3
-rw-r--r--arch/s390/kernel/compat_wrapper.S9
-rw-r--r--arch/s390/kernel/syscalls.S1
3 files changed, 12 insertions, 1 deletions
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index cb5232df151..192a7203a14 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -269,7 +269,8 @@
#define __NR_pwritev 329
#define __NR_rt_tgsigqueueinfo 330
#define __NR_perf_event_open 331
-#define NR_syscalls 332
+#define __NR_recvmmsg 332
+#define NR_syscalls 333
/*
* 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 30de2d0e52b..faeaccc7d7d 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1853,3 +1853,12 @@ sys32_execve_wrapper:
llgtr %r3,%r3 # compat_uptr_t *
llgtr %r4,%r4 # compat_uptr_t *
jg sys32_execve # branch to system call
+
+ .globl compat_sys_recvmmsg_wrapper
+compat_sys_recvmmsg_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # struct compat_mmsghdr *
+ llgfr %r4,%r4 # unsigned int
+ llgfr %r5,%r5 # unsigned int
+ llgtr %r6,%r6 # struct compat_timespec *
+ jg compat_sys_recvmmsg
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index 30eca070d42..4f292c93687 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -340,3 +340,4 @@ 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_event_open,sys_perf_event_open,sys_perf_event_open_wrapper)
+SYSCALL(sys_recvmmsg,sys_recvmmsg,compat_sys_recvmmsg_wrapper)