From: Paolo Bonzini <pbonzini@redhat.com>
To: Lin Ma <lma@suse.de>
Cc: qemu-devel@nongnu.org
Subject: Re: Questions about online resizing a lun passthrough disk with virtio-scsi
Date: Thu, 9 Jul 2020 14:00:13 +0200 [thread overview]
Message-ID: <3c1d7530-91bf-4e6b-c53c-06e6c5b31cac@redhat.com> (raw)
In-Reply-To: <bb1050f276b9f0a6447f64f1e31b69c9@suse.de>
On 09/07/20 13:52, Lin Ma wrote:
>> It's not recommended however, because block_resize will report the
>> change to the guest directly with a CAPACITY HAS CHANGED unit attention
>> condition.
>
> Got it, The 'block_resize' is the recommended or necessary step, Even for
> passthrough disk online resizing.
If your target is able to report the unit attention itself, it is okay
to skip it. AFAIK drivers/target/ doesn't, though.
Paolo
next prev parent reply other threads:[~2020-07-09 12:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-08 14:44 Questions about online resizing a lun passthrough disk with virtio-scsi lma
2020-07-08 15:11 ` Paolo Bonzini
2020-07-09 11:52 ` Lin Ma
2020-07-09 12:00 ` Paolo Bonzini [this message]
2020-07-09 12:07 ` Lin Ma
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