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Re: [Qemu-block] [Qemu-devel] [PATCH 48/54] nbd/server: Use real permiss

From: Eric Blake
Subject: Re: [Qemu-block] [Qemu-devel] [PATCH 48/54] nbd/server: Use real permissions for NBD exports
Date: Mon, 27 Feb 2017 14:09:02 -0600
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0

On 02/21/2017 08:58 AM, Kevin Wolf wrote:
> NBD can't cope with device size changes, so resize must be forbidden,
> but otherwise we can tolerate anything. Depending on whether the export
> is writable or not, we only require consistent reads and writes.

Well, there is a proposal for NBD to grow an extension to support
resizes, but nothing that will land in time for qemu 2.9 :)

> Signed-off-by: Kevin Wolf <address@hidden>
> ---
>  nbd/server.c | 11 +++++++++--
>  1 file changed, 9 insertions(+), 2 deletions(-)

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

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