sched: x86, track TSC-unstable events
authorIngo Molnar <mingo@elte.hu>
Mon, 9 Jul 2007 16:51:59 +0000 (18:51 +0200)
committerIngo Molnar <mingo@elte.hu>
Mon, 9 Jul 2007 16:51:59 +0000 (18:51 +0200)
track TSC-unstable events and propagate it to the scheduler code.
Also allow sched_clock() to be used when the TSC is unstable,
the rq_clock() wrapper creates a reliable clock out of it.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

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