On Mon, 2013-02-04 at 22:24 -0500, Steven Rostedt wrote: > The reason to avoid the wake up of klogd() is that it also grabs the > wait queue spinlock every time it's called. up() is fast when there's no > waiters, but wake_up_interruptible() is not so fast.
I take that back. Seems up() takes the sem->lock every time too :-p But it's just a matter of slowing things down. I don't see it causing any deadlocks. -- Steve -- 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/
