sh: __NR_restart_syscall support.
This implements support for __NR_restart_syscall.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/kernel/entry.S b/arch/sh/kernel/entry.S
index b087d34..fcbf50d 100644
--- a/arch/sh/kernel/entry.S
+++ b/arch/sh/kernel/entry.S
@@ -376,6 +376,7 @@
bt/s restore_all
mov r15, r4
mov #0, r5
+ mov r12, r6 ! set arg2(save_r0)
mov.l 2f, r1
mova restore_all, r0
jmp @r1
@@ -534,6 +535,7 @@
mov.l @r9, r8
jsr @r8 ! jump to specific syscall handler
nop
+ mov.l @(OFF_R0,r15), r12 ! save r0
mov.l r0, @(OFF_R0,r15) ! save the return value
!
syscall_exit: