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Re: [Qemu-devel] [PATCH v2 34/37] blockdev: read-only-mode for blockdev-
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH v2 34/37] blockdev: read-only-mode for blockdev-change-medium |
Date: |
Mon, 09 Feb 2015 16:15:21 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 02/09/2015 10:11 AM, Max Reitz wrote:
> Add an option to qmp_blockdev_change_medium() which allows changing the
> read-only status of the block device whose medium is changed.
>
> Some drives do not have a inherently fixed read-only status; for
> instance, floppy disks can be set read-only or writable independently of
> the drive. Some users may find it useful to be able to therefore change
> the read-only status of a block device when changing the medium.
>
> Signed-off-by: Max Reitz <address@hidden>
> ---
> blockdev.c | 25 ++++++++++++++++++++++++-
> hmp.c | 2 +-
> qapi/block-core.json | 24 +++++++++++++++++++++++-
> qmp-commands.hx | 24 +++++++++++++++++++++++-
> qmp.c | 3 ++-
> 5 files changed, 73 insertions(+), 5 deletions(-)
>
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-devel] [PATCH v2 18/37] blockdev: Use BB for blockdev-backup transaction, (continued)
- [Qemu-devel] [PATCH v2 18/37] blockdev: Use BB for blockdev-backup transaction, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 16/37] block: Fail requests to empty BlockBackend, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 13/37] block: Move I/O status and error actions into BB, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 15/37] block: Make some BB functions fall back to BBRS, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 19/37] block: Add blk_insert_bs(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 21/37] blockdev: Do not create BDS for empty drive, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 24/37] block: Add blk_remove_bs(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 22/37] blockdev: Pull out blockdev option extraction, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 34/37] blockdev: read-only-mode for blockdev-change-medium, Max Reitz, 2015/02/09
- Re: [Qemu-devel] [PATCH v2 34/37] blockdev: read-only-mode for blockdev-change-medium,
Eric Blake <=
- [Qemu-devel] [PATCH v2 27/37] blockdev: Add blockdev-remove-medium, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 33/37] hmp: Use blockdev-change-medium for change command, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 36/37] iotests: More options for VM.add_drive(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 31/37] block: Inquire tray state before tray-moved events, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 32/37] qmp: Introduce blockdev-change-medium, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 35/37] hmp: Add read-only-mode option to change command, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 37/37] iotests: Add test for change-related QMP commands, Max Reitz, 2015/02/09