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    SubjectRe: [PATCH] - Mapping ACPI tables as CACHED
    On Tue, Dec 14, 2010 at 02:58:42PM -0800, H. Peter Anvin wrote:
    > On 12/14/2010 02:09 PM, Jack Steiner wrote:
    > > Map ACPI tables as WB on x86_64. No substantive changes to IA64.
    >
    > Why just x86-64?

    We never observed a performance problem on IA64. Not sure if it maps
    ACPI space as WB or not. Since I did not have easy access to
    an ia64, I chose not to make any changes to the way it maps
    the table.



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