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| author | Keir Fraser <keir.fraser@citrix.com> | 2009-04-07 10:43:27 +0100 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2009-04-07 10:43:27 +0100 |
| commit | af74e3a15a83c45a9105c550a5e8ec0440896c50 (patch) | |
| tree | 4c7a1272ce38df4c06b2f79cd0709c262242eb78 /xen/drivers/cpufreq | |
| parent | b8f2311b23db97b3ed116302eaa9c5186b6035fc (diff) | |
| download | xen-af74e3a15a83c45a9105c550a5e8ec0440896c50.tar.gz xen-af74e3a15a83c45a9105c550a5e8ec0440896c50.tar.bz2 xen-af74e3a15a83c45a9105c550a5e8ec0440896c50.zip | |
cpufreq: align dbs timer for better package C state residency
Signed-off-by: Yu Ke <ke.yu@intel.com>
Diffstat (limited to 'xen/drivers/cpufreq')
| -rw-r--r-- | xen/drivers/cpufreq/cpufreq_ondemand.c | 3 |
1 files changed, 2 insertions, 1 deletions
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) |