[S390] wire up process_vm syscalls
Heiko Carstens [Mon, 14 Nov 2011 10:18:59 +0000 (11:18 +0100)]
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

arch/s390/include/asm/unistd.h
arch/s390/kernel/compat_wrapper.S
arch/s390/kernel/syscalls.S

index 404bdb9..58de4c9 100644 (file)
 #define __NR_clock_adjtime     337
 #define __NR_syncfs            338
 #define __NR_setns             339
-#define NR_syscalls 340
+#define __NR_process_vm_readv  340
+#define __NR_process_vm_writev 341
+#define NR_syscalls 342
 
 /* 
  * There are some system calls that are not present on 64 bit, some
index 5006a1d..18c51df 100644 (file)
@@ -1627,3 +1627,23 @@ ENTRY(sys_setns_wrapper)
        lgfr    %r2,%r2                 # int
        lgfr    %r3,%r3                 # int
        jg      sys_setns
+
+ENTRY(compat_sys_process_vm_readv_wrapper)
+       lgfr    %r2,%r2                 # compat_pid_t
+       llgtr   %r3,%r3                 # struct compat_iovec __user *
+       llgfr   %r4,%r4                 # unsigned long
+       llgtr   %r5,%r5                 # struct compat_iovec __user *
+       llgfr   %r6,%r6                 # unsigned long
+       llgf    %r0,164(%r15)           # unsigned long
+       stg     %r0,160(%r15)
+       jg      sys_process_vm_readv
+
+ENTRY(compat_sys_process_vm_writev_wrapper)
+       lgfr    %r2,%r2                 # compat_pid_t
+       llgtr   %r3,%r3                 # struct compat_iovec __user *
+       llgfr   %r4,%r4                 # unsigned long
+       llgtr   %r5,%r5                 # struct compat_iovec __user *
+       llgfr   %r6,%r6                 # unsigned long
+       llgf    %r0,164(%r15)           # unsigned long
+       stg     %r0,160(%r15)
+       jg      sys_process_vm_writev
index 73eb08c..bcab2f0 100644 (file)
@@ -348,3 +348,5 @@ SYSCALL(sys_open_by_handle_at,sys_open_by_handle_at,compat_sys_open_by_handle_at
 SYSCALL(sys_clock_adjtime,sys_clock_adjtime,compat_sys_clock_adjtime_wrapper)
 SYSCALL(sys_syncfs,sys_syncfs,sys_syncfs_wrapper)
 SYSCALL(sys_setns,sys_setns,sys_setns_wrapper)
+SYSCALL(sys_process_vm_readv,sys_process_vm_readv,compat_sys_process_vm_readv_wrapper) /* 340 */
+SYSCALL(sys_process_vm_writev,sys_process_vm_writev,compat_sys_process_vm_writev_wrapper)