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    SubjectRe: [PATCH] VMware Balloon driver
    On Tue, 06 Apr 2010 01:26:11 +0300
    Avi Kivity <avi@redhat.com> wrote:

    > On 04/06/2010 01:17 AM, Andrew Morton wrote:
    > >> The basic idea of the driver is to allow a guest system to give up
    > >> memory it isn't using so it can be reused by other virtual machines (or
    > >> the host itself).
    > >>
    > > So... does this differ in any fundamental way from what hibernation
    > > does, via shrink_all_memory()?
    > >
    >
    > Just the _all_ bit, and the fact that we need to report the freed page
    > numbers to the hypervisor.
    >

    So... why not tweak that, rather than implementing some parallel thing?


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