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Re: [Qemu-block] [Qemu-devel] [PATCH v4 04/12] fdc: add disk field
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-block] [Qemu-devel] [PATCH v4 04/12] fdc: add disk field |
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Date: |
Wed, 20 Jan 2016 13:35:11 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 |
On 01/19/2016 11:51 PM, John Snow wrote:
> Currently, 'drive' is used both to represent the current diskette
> type as well as the current drive type.
>
> This patch adds a 'disk' field that is updated explicitly to match
> the type of the disk.
>
> As of this patch, disk and drive are always the same, but forthcoming
> patches to change the behavior of pick_geometry will invalidate this
> assumption.
>
> disk does not need to be migrated because it is not user-visible state
> nor is it currently used for any calculations. It is purely informative,
> and will be rebuilt automatically via fd_revalidate on the new host.
>
> Signed-off-by: John Snow <address@hidden>
> ---
> hw/block/fdc.c | 3 +++
> 1 file changed, 3 insertions(+)
>
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-block] [PATCH v4 01/12] fdc: move pick_geometry, (continued)
- [Qemu-block] [PATCH v4 01/12] fdc: move pick_geometry, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 02/12] fdc: reduce number of pick_geometry arguments, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 05/12] fdc: Throw an assertion on misconfigured fd_formats table, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 03/12] fdc: add drive type qapi enum, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 04/12] fdc: add disk field, John Snow, 2016/01/20
- Re: [Qemu-block] [Qemu-devel] [PATCH v4 04/12] fdc: add disk field,
Eric Blake <=
- [Qemu-block] [PATCH v4 07/12] fdc: Add fallback option, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 09/12] fdc: add physical disk sizes, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 06/12] fdc: add pick_drive, John Snow, 2016/01/20
- [Qemu-block] [PATCH v4 08/12] fdc: add drive type option, John Snow, 2016/01/20