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Re: [Qemu-block] [PATCH v5 6/9] nbd: Implement NBD_OPT_GO on server
From: |
Eric Blake |
Subject: |
Re: [Qemu-block] [PATCH v5 6/9] nbd: Implement NBD_OPT_GO on server |
Date: |
Fri, 7 Jul 2017 15:42:48 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 |
On 07/07/2017 03:30 PM, Eric Blake wrote:
> NBD_OPT_EXPORT_NAME is lousy: per the NBD protocol, any failure
> requires us to close the connection rather than report an error.
> Therefore, upstream NBD recently added NBD_OPT_GO as the improved
> version of the option that does what we want [1], along with
> NBD_OPT_INFO that returns the same information but does not
> transition to transmission phase.
>
> [1] https://github.com/NetworkBlockDevice/nbd/blob/extension-info/doc/proto.md
Unless review turns up a reason for me to respin, I will update this URL
to the point where the extension was merged into mainline NBD:
https://github.com/NetworkBlockDevice/nbd/commit/e6b56c12f8
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
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- [Qemu-block] [PATCH v5 5/9] nbd: Refactor reply to NBD_OPT_EXPORT_NAME, (continued)
[Qemu-block] [PATCH v5 6/9] nbd: Implement NBD_OPT_GO on server, Eric Blake, 2017/07/07
- Re: [Qemu-block] [PATCH v5 6/9] nbd: Implement NBD_OPT_GO on server,
Eric Blake <=
[Qemu-block] [PATCH v5 8/9] nbd: Implement NBD_INFO_BLOCK_SIZE on server, Eric Blake, 2017/07/07
[Qemu-block] [PATCH v5 9/9] nbd: Implement NBD_INFO_BLOCK_SIZE on client, Eric Blake, 2017/07/07
Re: [Qemu-block] [PATCH v5 0/9] Implement NBD_OPT_GO, block size advertisement, Paolo Bonzini, 2017/07/13