On Mon, Jan 20, 2014 at 06:37:50PM +0200, Konstantin Belousov wrote:
> ...
> You do not have option WITNESS_SKIPSPIN in your kernel config, do you ?

It was a GENERIC kernel for i386; it has WITNESS_SKIPSPIN.

On Mon, Jan 20, 2014 at 10:14:08AM -0700, Ian Lepore wrote:
> ...
> Since you mention serial console, I think r260890 might be a candidate.

Good call. :-}

On Mon, Jan 20, 2014 at 10:24:01AM -0700, Warner Losh wrote:
> ... 
> I'm pretty sure that it is. I'll take a look at it.

On Mon, Jan 20, 2014 at 10:47:12AM -0700, Warner Losh wrote:
> ...
> I have a fix for this. I committed the wrong version of uart_core.c. r260911 
> should fix this. So this is broken from r260890-r260910.
> ....

So I see.  I'll hand-apply that, rebuild the kernel, and give it a shot,

Thanks, all! :-)

David H. Wolfskill                              da...@catwhisker.org
Taliban: Evil cowards with guns afraid of truth from a 14-year old girl.

See http://www.catwhisker.org/~david/publickey.gpg for my public key.

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