提交 b652c23c 编写于 作者: P Paul Mundt

sh: Fix get_wchan().

Some time ago the schedule frame size changed and we failed to reflect
this in get_wchan() at the time. This first popped up as a problem on
SH7751R where schedule_frame ended up being unaligned and generating
an unaligned trap. This fixes it up again..
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>
上级 dc34d312
......@@ -470,9 +470,10 @@ unsigned long get_wchan(struct task_struct *p)
*/
pc = thread_saved_pc(p);
if (in_sched_functions(pc)) {
schedule_frame = ((unsigned long *)(long)p->thread.sp)[1];
return (unsigned long)((unsigned long *)schedule_frame)[1];
schedule_frame = (unsigned long)p->thread.sp;
return ((unsigned long *)schedule_frame)[21];
}
return pc;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册