On Mon, Dec 8, 2014 at 7:08 AM, Steven Rostedt <rost...@goodmis.org> wrote: > > One added bonus is that this code also makes the NMI dump stack work on > PREEMPT_RT kernels. As printk() includes sleeping locks on PREEMPT_RT, > printk() only writes to console if the console does not use any > rt_mutex converted spin locks. Which a lot do.
Would it perhaps be possible/reasonable to also use this to get rid of the horrible "early_printk()" stuff, and switch to "vprintk_default" only once the system is sufficiently up-and-running? Hmm? Not that there are very many users of that horrible thing. Linus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/