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    SubjectRe: [PATCH 0/3] Early use of boot service memory
    On 11/13/2013 02:45 PM, jerry.hoemann@hp.com wrote:
    >
    > The changes in 3.9 to allow crash kernel to be allocated high helps.
    > But as you say, the default is still to allocate crash kernel low and
    > still susceptible to this problem. So, a kdump expert can work around it.
    > But, not everyone is a kdump expert.
    >
    > So, we can work to change the default, or encourage the distros
    > to always allocate high. Or, we change the call to efi_reserve_boot_services
    > not apply to all platforms.
    >
    > The problems for pre 3.9 based distros is worse as they don't have
    > ability to allocate crash kernel high.
    >

    But they won't have your new option, either, and that is still horribly
    manual and system-dependent.

    In other words, allocating the crashkernel high has ALL the advantages,
    plus a few more, and NONE of the disadvantages.

    -hpa




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