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SubjectRe: [GIT PULL] printk: Support for full dynticks mode
From
2013/2/5 Steven Rostedt <rostedt@goodmis.org>:
> On Mon, 2013-02-04 at 18:09 -0800, Andrew Morton wrote:
>
>> Maybe there were other deadlock scenarios, dunno. That knowledge
>> appears to be disappearing into the mists of time :(
>
> Discussing this on IRC with Frederic, he brought up that the
> up(&console_sem) can do a wake_up as well. I guess that's the issue we
> have :-/

Also if we delay the wakeup on klogd but not on the console_sem
waiters, it looks like a general printk() problem. Not something that
only printk_sched() would like to avoid.


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