[S390] wire up sys_name_to_handle_at

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

3 files changed, 12 insertions, 1 deletions

diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 1049ef27c15e..80f27c9f7202 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -272,7 +272,8 @@
 #define __NR_fanotify_init      332
 #define __NR_fanotify_mark      333
 #define __NR_prlimit64          334
-#define NR_syscalls 335
+#define __NR_name_to_handle_at  335
+#define NR_syscalls 336
 
 /* 
  * 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 8e60fb23b90d..364ed14406bb 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1877,3 +1877,12 @@ sys_prlimit64_wrapper:
         llgtr   %r4,%r4                 # const struct rlimit64 __user *
         llgtr   %r5,%r5                 # struct rlimit64 __user *
         jg      sys_prlimit64           # branch to system call
+
+        .globl  sys_name_to_handle_at_wrapper
+sys_name_to_handle_at_wrapper:
+        lgfr    %r2,%r2                 # int
+        llgtr   %r3,%r3                 # const char __user *
+        llgtr   %r4,%r4                 # struct file_handle __user *
+        llgtr   %r5,%r5                 # int __user *
+        lgfr    %r6,%r6                 # int
+        jg      sys_name_to_handle_at
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index a8fee1b14395..1230c6e75a84 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -343,3 +343,4 @@ SYSCALL(sys_perf_event_open,sys_perf_event_open,sys_perf_event_open_wrapper)
 SYSCALL(sys_fanotify_init,sys_fanotify_init,sys_fanotify_init_wrapper)
 SYSCALL(sys_fanotify_mark,sys_fanotify_mark,sys_fanotify_mark_wrapper)
 SYSCALL(sys_prlimit64,sys_prlimit64,sys_prlimit64_wrapper)
+SYSCALL(sys_name_to_handle_at,sys_name_to_handle_at,sys_name_to_handle_at_wrapper) /* 335 */