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Re: [Qemu-devel] [PATCH for-2.11 1/2] block: Fix permissions in image ac


From: Max Reitz
Subject: Re: [Qemu-devel] [PATCH for-2.11 1/2] block: Fix permissions in image activation
Date: Fri, 17 Nov 2017 16:55:27 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0

On 2017-11-17 16:47, Kevin Wolf wrote:
> Inactive images generally request less permissions for their image files
> than they would if they were active (in particular, write permissions).
> Activating the image involves extending the permissions, therefore.
> 
> drv->bdrv_invalidate_cache() can already require write access to the
> image file, so we have to update the permissions earlier than that.
> The current code does it only later, so we have to move up this part.
> 
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
>  block.c | 32 ++++++++++++++++++++++----------
>  1 file changed, 22 insertions(+), 10 deletions(-)

Reviewed-by: Max Reitz <address@hidden>

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