Merge /spare/repo/linux-2.6/

1 files changed, 17 insertions, 2 deletions

diff --git a/arch/um/kernel/process_kern.c b/arch/um/kernel/process_kern.c
index c23d8a08d0ff..39cf568ccfaf 100644
--- a/arch/um/kernel/process_kern.c
+++ b/arch/um/kernel/process_kern.c
@@ -113,8 +113,23 @@ void set_current(void *t)
 
 void *_switch_to(void *prev, void *next, void *last)
 {
-	return(CHOOSE_MODE(switch_to_tt(prev, next), 
-			   switch_to_skas(prev, next)));
+        struct task_struct *from = prev;
+        struct task_struct *to= next;
+
+        to->thread.prev_sched = from;
+        set_current(to);
+
+	do {
+		current->thread.saved_task = NULL ;
+		CHOOSE_MODE_PROC(switch_to_tt, switch_to_skas, prev, next);
+		if(current->thread.saved_task)
+			show_regs(&(current->thread.regs));
+		next= current->thread.saved_task;
+		prev= current;
+	} while(current->thread.saved_task);
+
+        return(current->thread.prev_sched);
+
 }
 
 void interrupt_end(void)