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    SubjectRe: [Fastboot] [PATCH][RFC] x86_64: Reload CS when startup_64 is used.
    Andi Kleen <> writes:

    > On Monday 21 August 2006 16:46, Vivek Goyal wrote:
    >> On Mon, Aug 21, 2006 at 04:24:10PM +0200, Andi Kleen wrote:
    >> >
    >> > > Given the idea of relocatable kernel is floating around I would prefer if
    >> > > we are not bounded by the restriction of loading a kernel in lowest 4G.
    >> >
    >> > There is already other code that requires this. In fact i don't think it can
    >> > be above 40MB currently.
    >> >
    >> But I think Eric's prototype patches for relocatable kernel do get over
    >> this limitation (Hope I understood the code right). Assuming that relocatable
    >> kernel patches will be merged down the line, it would be nice not to be
    >> bound by 4G limitation.
    > He may have fixed the 40MB issue, but I very much doubt he changed the 2GB
    > limitation because that would be a major change.

    I'm not certain I caught everything but as far as I know I did.
    Part of that was by having the code run at a fixed virtual address so
    we still live in the last 2GB of the virtual address space.

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      Last update: 2006-08-21 22:05    [W:0.043 / U:125.228 seconds]
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