Rob Herring 7e48c0b9d9 ARM: make sched_clock just call a function pointer ...

This converts sched_clock to simply a call to a function pointer in order
to allow overriding it. This will allow for use with 64-bit counters where
overflow handling is not needed.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>

2013-04-10 18:27:12 -05:00

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