Thread (9 messages) read the whole thread 9 messages, 5 authors, 2007-06-08

Re: BUG: at kernel/sched.c:4031 __schedule()

From: Steven Rostedt <rostedt@goodmis.org>
Date: 2007-06-07 15:39:43

On Thu, 2007-06-07 at 17:07 +0300, Oleg Kechin wrote:
in prepare_task_switch(rq, next); interrupts are enabled,
That's a bug.  __schedule should not have interrupts enabled.
What's the back trace of this?

-- Steve
but in finish_task_switch(this_rq(), prev); interrupts not disabled
(it look not symmetrical for me).

Can anybody tell - is this right behavior?
I think interrupts should be disabled somewhere in this fragment,
or may be, scheduler should not complain?

Oleg Kechin.
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