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    SubjectRe: [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap memory ranges
    Huang wrote:
    > I think it is sufficient for boot loader to avoid memory area from
    > 0x9f000 to 0x100000. This can be seen as compatible code for legacy
    > BIOS.

    That might work -- I'll give it a try.

    > I think if EBDA area is used in EFI system, it should be reserved in EFI
    > memory map.

    Would you recommend doing this with code in arch/x86/kernel/head.c,
    that did not invoke reserve_ebda_region() if efi_enabled was set?

    I won't rest till it's the best ...
    Programmer, Linux Scalability
    Paul Jackson <> 1.940.382.4214

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