From: Alexander Graf <agraf@suse.de>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Heinz Graalfs <graalfs@linux.vnet.ibm.com>,
Markus Armbruster <armbru@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Jens Freimann <jfrei@linux.vnet.ibm.com>,
Cornelia Huck <cornelia.huck@de.ibm.com>,
wein@linux.vnet.ibm.com, Christoph Hellwig <hch@lst.de>
Subject: Re: [Qemu-devel] [PATCH 1/3] Fix geometry sector calculation
Date: Wed, 02 May 2012 13:10:50 +0200 [thread overview]
Message-ID: <4FA1163A.4090603@suse.de> (raw)
In-Reply-To: <4FA115CE.5010008@redhat.com>
On 05/02/2012 01:09 PM, Paolo Bonzini wrote:
> Il 02/05/2012 13:07, Alexander Graf ha scritto:
>> Both can be accessed using virtio-blk-s390. The former have the same
>> semantics on geometry as what we're used to. They use normal MBRs and
>> essentially the geometry doesn't mean too much these days anymore ;).
>> However, if possible, I would like to diverge these as little as
>> possible from x86 virtio disks.
> If anything, the geometry should be guessed like we do on x86.
>
>> For DASD disks, the geometry is important, as its disk label is usually
>> not MBR, but something s390 specific.
> Can we use this to guess the geometry like we do on x86?
Yes, but what do you do with a blank disk? :)
Alex
next prev parent reply other threads:[~2012-05-02 11:11 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1335448165-26174-1-git-send-email-borntraeger@de.ibm.com>
[not found] ` <1335448165-26174-2-git-send-email-borntraeger@de.ibm.com>
[not found] ` <4F9AC55F.5000101@redhat.com>
2012-05-02 10:18 ` [Qemu-devel] [PATCH 1/3] Fix geometry sector calculation Christian Borntraeger
2012-05-02 10:25 ` Paolo Bonzini
2012-05-02 10:50 ` Christian Borntraeger
2012-05-02 11:05 ` Paolo Bonzini
2012-05-02 11:07 ` Alexander Graf
2012-05-02 11:09 ` Paolo Bonzini
2012-05-02 11:10 ` Alexander Graf [this message]
2012-05-02 11:23 ` Paolo Bonzini
[not found] ` <1335448165-26174-3-git-send-email-borntraeger@de.ibm.com>
[not found] ` <4F9AC55D.3000904@redhat.com>
2012-05-02 10:27 ` [Qemu-devel] [PATCH 2/3] geometry detection: use HDIO_GETGEO Christian Borntraeger
2012-05-02 11:09 ` Alexander Graf
2012-05-02 11:26 ` Paolo Bonzini
2012-05-02 11:35 ` Alexander Graf
2012-05-02 11:38 ` Paolo Bonzini
2012-05-02 12:54 ` Alexander Graf
2012-05-02 14:27 ` Christian Borntraeger
2012-05-02 15:05 ` Alexander Graf
2012-05-02 18:49 ` Christian Borntraeger
2012-05-02 15:57 ` Stefan Weinhuber
2012-05-02 18:39 ` Alexander Graf
2012-05-02 11:56 ` Christian Borntraeger
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