Messages in this thread | | | Date | Tue, 5 Feb 2013 04:19:05 +0100 | Subject | Re: [GIT PULL] printk: Support for full dynticks mode | From | Frederic Weisbecker <> |
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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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