linux-kernel - [PATCH 16/19] smart: change default RR timeslice to 5ms

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Message-Id: <1409848265-17150-16-git-send-email-klamm@yandex-team.ru>
Date:	Thu,  4 Sep 2014 20:31:02 +0400
From:	klamm@...dex-team.ru
To:	peterz@...radead.org, mingo@...hat.com,
	linux-kernel@...r.kernel.org
Cc:	stfomichev@...dex-team.ru, Roman Gushchin <klamm@...dex-team.ru>
Subject: [PATCH 16/19] smart: change default RR timeslice to 5ms

From: Roman Gushchin <klamm@...dex-team.ru>

By default, SCHED_RR timeslice is 100ms. Change it to 5ms to achieve
better responsibility.

Signed-off-by: Roman Gushchin <klamm@...dex-team.ru>
---
 include/linux/sched/rt.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/sched/rt.h b/include/linux/sched/rt.h
index 440434d..988eae8 100644
--- a/include/linux/sched/rt.h
+++ b/include/linux/sched/rt.h
@@ -59,6 +59,10 @@ extern void normalize_rt_tasks(void);
  * default timeslice is 100 msecs (used only for SCHED_RR tasks).
  * Timeslices get refilled after they expire.
  */
+#ifdef CONFIG_SMART
+#define RR_TIMESLICE		(5 * HZ / 1000)
+#else
 #define RR_TIMESLICE		(100 * HZ / 1000)
+#endif
 
 #endif /* _SCHED_RT_H */
-- 
1.9.3

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