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Re: [Xen-devel] [PATCH v4 5/5] fix: add multiboot2 protocol support for EFI platforms



On 18/01/17 14:17, Doug Goldstein wrote:
> This should be squashed into the 4/4 patch 'x86: add multiboot2 protocol
> support for EFI platforms'.
>
> - fix incorrect assembly (identified by Andrew Cooper)
> - fix issue where the trampoline size was left as 0 and the
>   way the memory is allocated for the trampolines we would go to
>   the end of an available section and then subtract off the size
>   to decide where to place it. The end result was that we would
>   always copy the trampolines and the 32-bit stack into some
>   form of reserved memory after the conventional region we
>   wanted to put things into. On some systems this did not
>   manifest as a crash while on others it did. Reworked the
>   changes to always reserve 64kb for both the stack and the size
>   of the trampolines. Added a build time assert to make sure we have
>   enough room always.
>
> Signed-off-by: Doug Goldstein <cardoe@xxxxxxxxxx>

LGTM, but this really does want squashing.

~Andrew

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