[S390] wire up sys_open_by_handle_at

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
git-mirror · Mar 23, 2011 · 5069496 · 5069496
1 parent 737fd5f
commit 5069496
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diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
@@ -273,7 +273,8 @@
 #define __NR_fanotify_mark	333
 #define __NR_prlimit64		334
 #define __NR_name_to_handle_at	335
-#define NR_syscalls 336
+#define __NR_open_by_handle_at	336
+#define NR_syscalls 337
 
 /* 
  * 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
@@ -1886,3 +1886,10 @@ sys_name_to_handle_at_wrapper:
 	llgtr	%r5,%r5			# int __user *
 	lgfr	%r6,%r6			# int
 	jg	sys_name_to_handle_at
+
+	.globl	compat_sys_open_by_handle_at_wrapper
+compat_sys_open_by_handle_at_wrapper:
+	lgfr	%r2,%r2			# int
+	llgtr	%r3,%r3			# struct file_handle __user *
+	lgfr	%r4,%r4			# int
+	jg	compat_sys_open_by_handle_at
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
@@ -344,3 +344,4 @@ 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 */
+SYSCALL(sys_open_by_handle_at,sys_open_by_handle_at,compat_sys_open_by_handle_at_wrapper)