linux-kernel - Re: [PATCH] s390/setup: fix early warning messages

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Date:   Tue, 19 Feb 2019 10:47:38 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Cornelia Huck <cohuck@...hat.com>
Cc:     Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] s390/setup: fix early warning messages

Hi Cornelia,

On 2/18/19 2:30 PM, Cornelia Huck wrote:

>> What is your qemu command line ?
> 
> Ignoring any additional devices:
> 
> s390x-softmmu/qemu-system-s390x -M s390-ccw-virtio,accel=tcg -cpu max  -m 1024 -nographic -device virtio-scsi-ccw,id=scsi0,devno=fe.0.0001 -drive file=/home/cohuck/vm-images/vm1.qcow2,format=qcow2,if=none,id=drive-scsi0-0-0-0 -device scsi-hd,bus=scsi0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0-0-0-0,id=scsi0-0-0-0,bootindex=1 -sandbox on -kernel ~/git/linux/arch/s390/boot/bzImage -append "root=/dev/sda3"
> 

Is "accel=tcg" and "-cpu max" expected to make any difference ? CPU consumption
on my system seems to be identical to the default (no -M or -cpu on command line).
This is with qemu 3.1.

Thanks,
Guenter