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    SubjectRe: [PATCH 1/19] MUTEX: Introduce simple mutex implementation
    David Howells <> wrote:

    > No, they're not. LL/SC is more flexible than CMPXCHG because under some
    > circumstances, you can get away without doing the SC,

    Of course, CMPXCHG doesn't have to store either, though it still performs a
    locked-write-cycle on x86 if I remember correctly.

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      Last update: 2005-12-16 12:34    [W:0.017 / U:1.508 seconds]
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