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    SubjectRe: [PATCH] mm/page_alloc: Deprecate kernelcore=nn and movable_core=
    On 07/17/18 at 01:46pm, David Rientjes wrote:
    > On Tue, 17 Jul 2018, Baoquan He wrote:
    >
    > > We can still use 'kernelcore=mirror' or 'movable_node' for the usage
    > > of hotplug and movable zone. If somebody shows up with a valid usecase
    > > we can reconsider.
    > >
    >
    > We actively use kernelcore=n%, I had recently added support for the option
    > in the first place in 4.17. It's certainly not deprecated.

    Thanks for telling. Just for curiosity, could you tell the scenario you
    are using kernelcore=n%? Since it evenly spread movable area on nodes,
    we may not be able to physically hot unplug/plug RAM.

    Thanks
    Baoquan

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