[PATCH] m68knommu: task_stack_page()

Signed-off-by: Al Viro <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

arch/m68knommu/kernel/process.c

···
 {
 	struct pt_regs * childregs;
 	struct switch_stack * childstack, *stack;
-	unsigned long stack_offset, *retp;
+	unsigned long *retp;
 
-	stack_offset = THREAD_SIZE - sizeof(struct pt_regs);
-	childregs = (struct pt_regs *) ((unsigned long) p->thread_info + stack_offset);
+	childregs = (struct pt_regs *) (task_stack_page(p) + THREAD_SIZE) - 1;
 
 	*childregs = *regs;
 	childregs->d0 = 0;