From: Guenter Roeck <linux@roeck-us.net>
To: Cornelia Huck <cohuck@redhat.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] s390/setup: fix early warning messages
Date: Tue, 19 Feb 2019 10:47:38 -0800 [thread overview]
Message-ID: <eca82ff3-bc07-ee2f-b67a-91425fe1ace0@roeck-us.net> (raw)
In-Reply-To: <20190218233021.368bb475.cohuck@redhat.com>
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
next prev parent reply other threads:[~2019-02-19 18:47 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-18 15:46 [PATCH] s390/setup: fix early warning messages Guenter Roeck
2019-02-18 17:01 ` Martin Schwidefsky
2019-02-18 17:21 ` Martin Schwidefsky
2019-02-18 18:16 ` Cornelia Huck
2019-02-18 19:22 ` Guenter Roeck
2019-02-18 22:30 ` Cornelia Huck
2019-02-19 18:47 ` Guenter Roeck [this message]
2019-02-20 9:22 ` Cornelia Huck
2019-02-19 18:45 ` Guenter Roeck
2019-02-18 18:09 ` Guenter Roeck
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