sched/rt: Fix 'struct sched_dl_entity' and dl_task_time() comments, to match...

sched/rt: Fix 'struct sched_dl_entity' and dl_task_time() comments, to match the current upstream code

Signed-off-by: xiaofeng.yan <xiaofeng.yan@huawei.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1399605687-18094-1-git-send-email-xiaofeng.yan@huawei.com


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