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    SubjectRe: [PATCH] include/log2.h: Fix rounddown_pow_of_two(1)
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    On Tue, 2011-12-13 at 21:00 +0100, Peter Zijlstra wrote:
    > On Mon, 2011-12-12 at 10:02 -0800, Dmitry Torokhov wrote:
    > > 1 is a power of two, therefore rounddown_pow_of_two(1) should return 1.
    >
    > x^0 = 1
    > x^1 = x
    >
    > Seems to me 0 was the right answer, no?

    n/m head-up-arse, missed that this wasn't actually a log variant.


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