From: Paolo Bonzini <pbonzini@redhat.com>
To: Asias He <asias@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [PATCH] virtio-blk: Set default serial id
Date: Thu, 21 Mar 2013 10:31:37 +0100 [thread overview]
Message-ID: <514AD379.1020504@redhat.com> (raw)
In-Reply-To: <20130320083422.GC23497@hj.localdomain>
Il 20/03/2013 09:34, Asias He ha scritto:
>> The solution is to do persistent naming either by really passing -device
>> virtio-blk-pci,serial= or with udev inside the guest using the bus
>> address (PCI devfn) like the new persistent network interface naming for
>> Linux.
>
> '-virtio-blk-pci,serial=' specified by user would be persistent, but pci
> id might be changed as well.
Yes, but '-device virtio-blk-pci,addr=10.0' would be persistent too. :)
Also, management may try to keep addresses persistent (libvirt does).
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: Asias He <asias@redhat.com>
Cc: qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>,
kvm@vger.kernel.org
Subject: Re: [Qemu-devel] [PATCH] virtio-blk: Set default serial id
Date: Thu, 21 Mar 2013 10:31:37 +0100 [thread overview]
Message-ID: <514AD379.1020504@redhat.com> (raw)
In-Reply-To: <20130320083422.GC23497@hj.localdomain>
Il 20/03/2013 09:34, Asias He ha scritto:
>> The solution is to do persistent naming either by really passing -device
>> virtio-blk-pci,serial= or with udev inside the guest using the bus
>> address (PCI devfn) like the new persistent network interface naming for
>> Linux.
>
> '-virtio-blk-pci,serial=' specified by user would be persistent, but pci
> id might be changed as well.
Yes, but '-device virtio-blk-pci,addr=10.0' would be persistent too. :)
Also, management may try to keep addresses persistent (libvirt does).
Paolo
next prev parent reply other threads:[~2013-03-21 9:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-20 5:56 [PATCH] virtio-blk: Set default serial id Asias He
2013-03-20 5:56 ` [Qemu-devel] " Asias He
2013-03-20 7:52 ` Stefan Hajnoczi
2013-03-20 7:52 ` [Qemu-devel] " Stefan Hajnoczi
2013-03-20 8:34 ` Asias He
2013-03-20 8:34 ` [Qemu-devel] " Asias He
2013-03-21 9:31 ` Paolo Bonzini [this message]
2013-03-21 9:31 ` Paolo Bonzini
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