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authorJason Low <jason.low2@hp.com>2013-09-13 11:26:53 -0700
committerIngo Molnar <mingo@kernel.org>2013-09-20 12:03:46 +0200
commitf48627e686a69f5215cb0761e731edb3d9859dd9 (patch)
tree510f55a0971da16bdb2922da2c0ebad47bdc5e3d /arch/metag
parent9bd721c55c8a886b938a45198aab0ccb52f1f7fa (diff)
downloadlinux-f48627e686a69f5215cb0761e731edb3d9859dd9.tar.bz2
sched/balancing: Periodically decay max cost of idle balance
This patch builds on patch 2 and periodically decays that max value to do idle balancing per sched domain by approximately 1% per second. Also decay the rq's max_idle_balance_cost value. Signed-off-by: Jason Low <jason.low2@hp.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1379096813-3032-4-git-send-email-jason.low2@hp.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/metag')
-rw-r--r--arch/metag/include/asm/topology.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/metag/include/asm/topology.h b/arch/metag/include/asm/topology.h
index db192924f4b0..8e9c0b3b9691 100644
--- a/arch/metag/include/asm/topology.h
+++ b/arch/metag/include/asm/topology.h
@@ -27,6 +27,7 @@
.balance_interval = 1, \
.nr_balance_failed = 0, \
.max_newidle_lb_cost = 0, \
+ .next_decay_max_lb_cost = jiffies, \
}
#define cpu_to_node(cpu) ((void)(cpu), 0)