perf counters: clean up state transitions
authorIngo Molnar <mingo@elte.hu>
Thu, 11 Dec 2008 14:17:03 +0000 (15:17 +0100)
committerIngo Molnar <mingo@elte.hu>
Thu, 11 Dec 2008 14:45:56 +0000 (15:45 +0100)
Impact: cleanup

Introduce a proper enum for the 3 states of a counter:

PERF_COUNTER_STATE_OFF = -1
PERF_COUNTER_STATE_INACTIVE =  0
PERF_COUNTER_STATE_ACTIVE =  1

and rename counter->active to counter->state and propagate the
changes everywhere.

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

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