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Re: [Qemu-devel] qcow2 resize with snapshots

From: Kevin Wolf
Subject: Re: [Qemu-devel] qcow2 resize with snapshots
Date: Fri, 6 May 2016 13:20:39 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

Am 06.05.2016 um 07:57 hat zhangzhiming geschrieben:
> hi, i want to implement the function of qcow2 resize which has snapshots.
> each snapshot of qcow2 will have a separate total size, and when apply a 
> snapshot,
> the image can be shrunk, and the total size of image will change after apply 
> to a snapshot 
> with different size.
> now, there is a disk_size value in struct QcowSnapshot, i only need to change 
> the size of current active 
> image layer when apply a snapshot with different size, and the io request 
> will be limit in the range of active layer.
> and i want my code merged into the master of qemu.
> please give me some comments. thanks.

You asked the same a week ago, and I replied you there:


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