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[Xen-changelog] [xen-unstable] cpufreq: align dbs timer for better packa

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Subject: [Xen-changelog] [xen-unstable] cpufreq: align dbs timer for better package C state residency
From: Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date: Tue, 07 Apr 2009 23:03:18 -0700
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1239097407 -3600
# Node ID 3881da2d25ec815a47533aa265377132fa59d7bb
# Parent  5c69f98c348e1d56ad707463cc062f2f7ecb356c
cpufreq: align dbs timer for better package C state residency

Signed-off-by: Yu Ke <ke.yu@xxxxxxxxx>
 xen/drivers/cpufreq/cpufreq_ondemand.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)

diff -r 5c69f98c348e -r 3881da2d25ec xen/drivers/cpufreq/cpufreq_ondemand.c
--- a/xen/drivers/cpufreq/cpufreq_ondemand.c    Tue Apr 07 10:15:25 2009 +0100
+++ b/xen/drivers/cpufreq/cpufreq_ondemand.c    Tue Apr 07 10:43:27 2009 +0100
@@ -178,7 +178,8 @@ static void do_dbs_timer(void *dbs)
-    set_timer(&dbs_timer[dbs_info->cpu], NOW()+dbs_tuners_ins.sampling_rate);
+    set_timer(&dbs_timer[dbs_info->cpu],
+            align_timer(NOW() , dbs_tuners_ins.sampling_rate));
 static void dbs_timer_init(struct cpu_dbs_info_s *dbs_info)

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