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    SubjectRe: [PATCH 4/6] Implement a general log2 facility in the kernel
    Date
    Russell King <rmk+lkml@arm.linux.org.uk> wrote:

    > Therefore, re-using "log2()" is about as bad as re-using the "strcmp()"
    > name to implement a function which copies strings.

    I should probably use ilog2() then which would at least be consistent with the
    powerpc arch.

    > t.c:2: warning: conflicting types for built-in function 'log2'

    Which, of course, I didn't see because I didn't define it as a function,
    merely as a macro.

    David
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