From af74e3a15a83c45a9105c550a5e8ec0440896c50 Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Tue, 7 Apr 2009 10:43:27 +0100 Subject: [PATCH] cpufreq: align dbs timer for better package C state residency Signed-off-by: Yu Ke --- xen/drivers/cpufreq/cpufreq_ondemand.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/xen/drivers/cpufreq/cpufreq_ondemand.c b/xen/drivers/cpufreq/cpufreq_ondemand.c index b01312d9af..74dd74ea0e 100644 --- a/xen/drivers/cpufreq/cpufreq_ondemand.c +++ b/xen/drivers/cpufreq/cpufreq_ondemand.c @@ -178,7 +178,8 @@ static void do_dbs_timer(void *dbs) dbs_check_cpu(dbs_info); - 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) -- 2.30.2