m68k: Wire up membarrier

$ ./membarrier_test
membarrier MEMBARRIER_CMD_QUERY syscall available.
membarrier: MEMBARRIER_CMD_SHARED success.
membarrier: tests done!
$

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>

3 files changed, 3 insertions, 1 deletions

diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index d25d5a5c83cb..0793a7f17417 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -4,7 +4,7 @@
 #include <uapi/asm/unistd.h>
 
 
-#define NR_syscalls             374
+#define NR_syscalls             375
 
 #define __ARCH_WANT_OLD_READDIR
 #define __ARCH_WANT_OLD_STAT
diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h
index 0eebb28488ec..5e6fae6c275f 100644
--- a/arch/m68k/include/uapi/asm/unistd.h
+++ b/arch/m68k/include/uapi/asm/unistd.h
@@ -379,5 +379,6 @@
 #define __NR_recvmmsg           371
 #define __NR_sendmmsg           372
 #define __NR_userfaultfd        373
+#define __NR_membarrier         374
 
 #endif /* _UAPI_ASM_M68K_UNISTD_H_ */
diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S
index 7b5a315f6df2..5dd0e80042f5 100644
--- a/arch/m68k/kernel/syscalltable.S
+++ b/arch/m68k/kernel/syscalltable.S
@@ -394,3 +394,4 @@ ENTRY(sys_call_table)
         .long sys_recvmmsg
         .long sys_sendmmsg
         .long sys_userfaultfd
+        .long sys_membarrier