Messages in this thread | | | Date | Thu, 15 Dec 2011 11:02:32 -0800 | From | Greg KH <> | Subject | Re: printk() vs tty_io |
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On Thu, Dec 15, 2011 at 10:56:45AM +0100, Peter Zijlstra wrote: > [ Personally I think USB serial console is insane, if you really need > something like that use the ehci-dbgp thing, that at least has a chance > of working. ]
USB serial console was written on a drunken bet and the fact that it even works at all constantly amazes me. I know people use it as that's all they have access to, but for "real" debugging, you are right, you need the ehci-debug device to ensure that you really get the oops messages the system sends out.
thanks,
greg k-h
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