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Re: [Qemu-block] [PATCH v3 02/38] blockdev: Allow creation of BDS trees
From: |
Alberto Garcia |
Subject: |
Re: [Qemu-block] [PATCH v3 02/38] blockdev: Allow creation of BDS trees without BB |
Date: |
Fri, 05 Jun 2015 12:56:15 +0200 |
User-agent: |
Notmuch/0.13.2 (http://notmuchmail.org) Emacs/23.2.1 (i486-pc-linux-gnu) |
On Wed 03 Jun 2015 09:43:43 PM CEST, Max Reitz wrote:
> If the "id" field is missing from the options given to blockdev-add,
> just omit the BlockBackend and create the BlockDriverState tree alone.
>
> However, if "id" is missing, "node-name" must be specified; otherwise,
> the BDS tree would no longer be accessible.
>
> Many BDS options which are not parsed by bdrv_open() (like caching)
> cannot be specified for these BB-less BDS trees yet. A future patch will
> remove this limitation.
>
> Signed-off-by: Max Reitz <address@hidden>
Reviewed-by: Alberto Garcia <address@hidden>
Berto
- [Qemu-block] [PATCH v3 00/38] blockdev: BlockBackend and media, Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 01/38] block: Remove host floppy support, Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 02/38] blockdev: Allow creation of BDS trees without BB, Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 03/38] iotests: Only create BB if necessary, Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 04/38] block: Make bdrv_is_inserted() return a bool, Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 05/38] block: Add blk_is_available(), Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 06/38] block: Make bdrv_is_inserted() recursive, Max Reitz, 2015/06/03
- [Qemu-block] [PATCH v3 08/38] block: Invoke change media CB before NULLing drv, Max Reitz, 2015/06/03