sched: Clean up the task_hot() function

task_hot() doesn't need the 'sched_domain' parameter, so remove it.

Signed-off-by: Alex Shi <alex.shi@linaro.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1394607111-1904-1-git-send-email-alex.shi@linaro.org


Signed-off-by: Ingo Molnar <mingo@kernel.org>