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    SubjectRe: [PATCH v4 00/12] virtio: s4 support
    On Wed, 7 Dec 2011 13:14:56 +0530, Amit Shah <> wrote:
    > On (Wed) 07 Dec 2011 [17:54:29], Rusty Russell wrote:
    > > I figure there's a reason, but it seems a bit weird :)
    > Well, there is one reason right now: migrating storage along with
    > VMs. The guest needs to sync all data to the disk before the target
    > host accesses the image file.

    I don't see why. Sure, if qemu (or whatever) is doing buffering, it
    needs to flush that. It doesn't, last I looked, it just maps to

    What am I missing?


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