On Tue, Jan 21, 2014 at 12:22:52PM +0100, Heiko Carstens wrote:
> On Tue, Jan 21, 2014 at 04:57:39AM -0500, Mike Frysinger wrote:
> > hmm, doesn't seem to work for me. don't get a crash, just a "virtual machine
> > is placed in CP mode due to a SIGP initial C". whatever that means :).
>
> Ah, that probably happened because the kernel failed to mount the
> root file system and killed all CPUs before printing a nice error message.
Ok, that's not correct. Just bisected it down to:
commit 14556b33f2a5d6a3bc75cd33b709452a31555b25
Author: Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>
Date: Sat Apr 13 13:03:54 2013 +0200
s390/css: introduce cio_register_early_subchannels
Use cio_register_early_subchannels to register early subchannels
which are already in use. Call this function before we do the
actual subchannel scanning loop. This helps us to get rid of some
more special cases regarding the console subchannel.
Reviewed-by: Peter Oberparleiter <oberpar@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
For some non-obvious reason this kills 31 bit with your config under z/VM.
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