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Re: [Qemu-devel] [PATCH 30/54] hw/block: Introduce share-rw qdev propert


From: Max Reitz
Subject: Re: [Qemu-devel] [PATCH 30/54] hw/block: Introduce share-rw qdev property
Date: Fri, 24 Feb 2017 14:49:47 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0

On 21.02.2017 15:58, Kevin Wolf wrote:
> By default, don't allow another writer for block devices that are
> attached to a guest device. For the cases where this setup is intended
> (e.g. using a cluster filesystem on the disk), the new option can be
> used to allow it.
> 
> This change affects only devices using DEFINE_BLOCK_PROPERTIES().
> Devices directly using DEFINE_PROP_DRIVE() still accept writers
> unconditionally.
> 
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
>  hw/block/block.c           |  6 ++++--
>  include/hw/block/block.h   |  4 +++-
>  tests/qemu-iotests/172.out | 53 
> ++++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 60 insertions(+), 3 deletions(-)

Reviewed-by: Max Reitz <address@hidden>

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