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    SubjectRe: [PATCH] Clean up x86 control register and MSR macros
    On Tue, 2007-04-10 at 10:31 -0700, H. Peter Anvin wrote:
    > Jeremy Fitzhardinge wrote:
    > >
    > > Is having separate bit numbers and masks useful? If so, is it worth
    > > doing for the others?
    > >
    > I presume it's useful, or at least *used* in the current code, since
    > that was there already. If deemed useful, it's something we could add
    > to the other bitmasks.

    I don't think it needs to be done now, as long as it follows a clear
    convention. I'd prefer eg. X86_EFLAGS_IF_BIT == 9, X86_EFLAGS_IF ==
    512, but _X86_EFLAGS_IF seems to be the current practice.


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