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    SubjectRe: [PATCH] atomic: add *_dec_not_zero
    Russell King - ARM Linux wrote:
    > Do we need atomic_dec_not_zero() in every arch header - is there no
    > generic header which it could be added to?

    Mike Frysinger already tried to answer it in
    > that's what asm-generic is for. if the arch isnt using it, it's
    > either because the arch needs to convert to it, or they're using SMP
    > and asm-generic doesnt yet support that for atomic.h.
    > for example, the Blackfin port only needed updating for the SMP case.
    > in the non-SMP case, we're getting the def from asm-generic/atomic.h.
    > -mike

    Feel free to change that but I just followed the style used by all other
    macros and will not redesign the complete atomic*.h idea.

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