From: Wanpeng Li <wanpeng.li@linux.intel.com>
Date: Tue, 10 Mar 2015 04:20:00 +0000 (+0800)
Subject: sched/deadline: Add rq->clock update skip for dl task yield
X-Git-Tag: omap-for-v4.2/o2_dc~188^2~25
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44fb085bfa17628c6d2aaa6af6b292a8499e9cbd;p=pandora-kernel.git

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 <wanpeng.li@linux.intel.com>
Cc: Juri Lelli <juri.lelli@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1425961200-3809-1-git-send-email-wanpeng.li@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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