sched/deadline: Add rq->clock update skip for dl task yield
sched/deadline: Add rq->clock update skip for dl task yield

This patch adds rq->clock update skip for SCHED_DEADLINE task yield,
to tell update_rq_clock() that we've just updated the clock, so that
we don't do a microscopic update in schedule() and double the
fastpath cost.

Signed-off-by: Wanpeng Li <bdcdf23be75b976d8e1ad9f82e6b264941889f50@linux.intel.com>
Cc: Juri Lelli <bdc6bcd4e8b34b4b92413d758024aeca6da0e459@arm.com>
Cc: Peter Zijlstra <3fddac958924aef220f202ca567388ddab3f14a8@infradead.org>
Link: http://lkml.kernel.org/r/1425961200-3809-1-git-send-email-bdcdf23be75b976d8e1ad9f82e6b264941889f50@linux.intel.com
Signed-off-by: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs