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    SubjectRe: [PATCH] sched: sched_clock() clocksource handling.
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    On Tue, 2009-06-02 at 16:54 +0900, Paul Mundt wrote:
    > @@ -212,6 +213,7 @@ extern struct clocksource *clock; /* current clocksource */
    >
    > #define CLOCK_SOURCE_WATCHDOG 0x10
    > #define CLOCK_SOURCE_VALID_FOR_HRES 0x20
    > +#define CLOCK_SOURCE_USE_FOR_SCHED_CLOCK 0x40

    One more thing though, as John suggested, this bit might want a proper
    comment explaining when a clocksource should and should not set this
    bit.


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