From a1850e9c7282db1c19a18093a945d5e84bfe7418 Mon Sep 17 00:00:00 2001 From: Richard Weinberger Date: Mon, 23 Sep 2013 17:38:03 +0200 Subject: um: Get rid of thread_struct->saved_task As we have a sane show_stack() now, we can drop the ->saved_task hack. Signed-off-by: Richard Weinberger --- arch/um/kernel/process.c | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) (limited to 'arch/um/kernel') diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index bbcef522bcb1..eecc4142764c 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -82,19 +82,8 @@ void *__switch_to(struct task_struct *from, struct task_struct *to) to->thread.prev_sched = from; set_current(to); - do { - current->thread.saved_task = NULL; - - switch_threads(&from->thread.switch_buf, - &to->thread.switch_buf); - - arch_switch_to(current); - - if (current->thread.saved_task) - show_regs(&(current->thread.regs)); - to = current->thread.saved_task; - from = current; - } while (current->thread.saved_task); + switch_threads(&from->thread.switch_buf, &to->thread.switch_buf); + arch_switch_to(current); return current->thread.prev_sched; } -- cgit 1.4.1