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From: Eric Blake <eblake@redhat.com>
To: Fam Zheng <famz@redhat.com>
Cc: kwolf@redhat.com, hbrock@redhat.com, qemu-devel@nongnu.org,
	rjones@redhat.com, imain@redhat.com, stefanha@redhat.com,
	pbonzini@redhat.com
Subject: Re: [Qemu-devel] [PATCH v2 11/11] qmp: add command 'blockdev-backup'
Date: Wed, 17 Jul 2013 06:44:41 -0600	[thread overview]
Message-ID: <51E691B9.5020605@redhat.com> (raw)
In-Reply-To: <1374054136-28741-12-git-send-email-famz@redhat.com>

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On 07/17/2013 03:42 AM, Fam Zheng wrote:
> Similar to drive-backup, but this command uses a device id as target
> instead of creating/opening an image file.
> 
> Signed-off-by: Fam Zheng <famz@redhat.com>
> ---
>  blockdev.c       | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  qapi-schema.json | 49 ++++++++++++++++++++++++++++++++++++++
>  qmp-commands.hx  | 22 ++++++++++++++++++
>  3 files changed, 142 insertions(+)
> 

> +++ b/qapi-schema.json
> @@ -1665,6 +1665,40 @@
>              '*on-target-error': 'BlockdevOnError' } }
>  
>  ##
> +# @BlockdevBackup
> +#

> +{ 'type': 'BlockdevBackup',
> +  'data': { 'device': 'str', 'target': 'str',
> +            'sync': 'MirrorSyncMode',
> +            '*speed': 'int',
> +            '*on-source-error': 'BlockdevOnError',
> +            '*on-target-error': 'BlockdevOnError' } }

Seems okay.  But what is missing is the addition of this type into the
union used for 'transaction' - shouldn't it be possible to mix this with
other transaction capabilities?

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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  reply	other threads:[~2013-07-17 12:44 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-17  9:42 [Qemu-devel] [PATCH v2 00/11] Point-in-time snapshot exporting over NBD Fam Zheng
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 01/11] block: replace in_use with refcnt_soft and refcnt_hard Fam Zheng
2013-07-17 12:26   ` Paolo Bonzini
2013-07-18  4:53     ` Fam Zheng
2013-07-23  9:36   ` Stefan Hajnoczi
2013-07-23 10:32     ` Fam Zheng
2013-07-23 13:34       ` Stefan Hajnoczi
2013-07-24  0:39         ` Fam Zheng
2013-07-24  7:35           ` Stefan Hajnoczi
2013-07-24  7:44             ` Fam Zheng
2013-07-25  7:52               ` Stefan Hajnoczi
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 02/11] block: use refcnt for bs->backing_hd and bs->file Fam Zheng
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 03/11] block: use refcnt for drive_init/drive_uninit Fam Zheng
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 04/11] block: use refcnt for device attach/detach Fam Zheng
2013-07-23  9:44   ` Stefan Hajnoczi
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 05/11] migration: omit drive ref as we have bdrv_ref now Fam Zheng
2013-07-23  9:49   ` Stefan Hajnoczi
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 06/11] xen_disk: simplify blk_disconnect with refcnt Fam Zheng
2013-07-23  9:50   ` Stefan Hajnoczi
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 07/11] block: hold hard reference for backup/mirror target Fam Zheng
2013-07-23  9:52   ` Stefan Hajnoczi
2013-07-25  6:08     ` Fam Zheng
2013-07-25  7:59       ` Stefan Hajnoczi
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 08/11] block: simplify bdrv_drop_intermediate Fam Zheng
2013-07-24 23:16   ` Jeff Cody
2013-07-25  1:34     ` Fam Zheng
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 09/11] block: add assertion to check refcount before deleting Fam Zheng
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 10/11] block: add option 'backing' to -drive options Fam Zheng
2013-07-17 12:36   ` Paolo Bonzini
2013-07-17 12:58     ` Kevin Wolf
2013-07-17 13:13       ` Paolo Bonzini
2013-07-17 13:48         ` Kevin Wolf
2013-07-17 14:16           ` Paolo Bonzini
2013-07-17 15:09             ` Kevin Wolf
2013-07-17 15:23               ` Paolo Bonzini
2013-07-23 20:07               ` Ian Main
2013-07-22  6:07     ` Fam Zheng
2013-07-23 19:57       ` Ian Main
2013-07-17  9:42 ` [Qemu-devel] [PATCH v2 11/11] qmp: add command 'blockdev-backup' Fam Zheng
2013-07-17 12:44   ` Eric Blake [this message]
2013-07-18  4:41     ` Fam Zheng
2013-07-19 10:16       ` Wenchao Xia
2013-07-23 10:10         ` Stefan Hajnoczi
2013-07-19 10:41 ` [Qemu-devel] [PATCH v2 00/11] Point-in-time snapshot exporting over NBD Wenchao Xia
2013-07-23  1:52   ` Wenchao Xia
2013-07-23  6:35     ` Paolo Bonzini

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