Re: [Qemu-devel] [PATCH] s390x: Switch to s390-ccw machine as default

[Christian Borntraeger]

Am 16.06.2015 um 23:23 schrieb Aurelien Jarno:
> On 2015-06-16 23:08, Alexander Graf wrote:
>> We now finally have TCG support for the basic set of instructions necessary
>> to run the s390-ccw machine. That means in any aspect possible that machine
>> type is now superior to the legacy s390-virtio machine.
>>
>> Switch over to the ccw machine as default. That way people don't get a 
>> halfway
>> broken machine with the s390x target.
>>
>> Signed-off-by: Alexander Graf <address@hidden>
> 
> \o/ Very good idea!
> 
> Reviewed-by: Aurelien Jarno <address@hidden>
> 
> That said in the future it would be even better if we can automagically
> pass bootindex=1 to the first created drive when not declaring the
> device and the drive separately. That would allow to run an image with
> just:

This is actually a bug that was introduced with 
commit fa92e218df1d ("s390x/ipl: avoid sign extension")
Will prepare a fix.

Christian