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Re: [Qemu-block] [Qemu-devel] [PATCH 1/1] blk: do not select PFLASH devi

From: Peter Maydell
Subject: Re: [Qemu-block] [Qemu-devel] [PATCH 1/1] blk: do not select PFLASH device for internal snapshot
Date: Tue, 12 Jan 2016 15:16:09 +0000

On 12 January 2016 at 15:13, Denis V. Lunev <address@hidden> wrote:
> The idea of this patch was trivial. First of all, I would like to keep
> this image internally snapshoted. That is why the ultimate goal
> was to switch from raw to qcow2 to keep changes inside the
> image.
> Though in this case this drive could be selected to save VM
> state, which could be big. The function being changed selects
> the image for VM state saving.
> here I would like to skip IP_PFLASH from being selected to keep
> it small as required by libvirt guys.

This has to be a board specific decision. Some of our machine
models might have no backing storage other than an IP_PFLASH
drive, but it's still nice to be able to do vmsave/vmload on them.

-- PMM

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