[CPUFREQ] ondemand,conservative governor store the idle ticks for all cpus

[PATCH] [2/5] ondemand,conservative governor store the idle ticks for all cpus

Ondemand, conservative governor did not store prev_cpu_idle_up into 
prev_cpu_idle_down for other CPUs than the current CPU.

Signed-off-by: Eric Piel <eric.piel@tremplin-utc.net>
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Dave Jones <davej@redhat.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index 3082a3fa5ec4..c503ec14765f 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -369,7 +369,13 @@ static void dbs_check_cpu(int cpu)
 
         if (idle_ticks < up_idle_ticks) {
                 down_skip[cpu] = 0;
-                this_dbs_info->prev_cpu_idle_down = total_idle_ticks;
+                for_each_cpu_mask(j, policy->cpus) {
+                        struct cpu_dbs_info_s *j_dbs_info;
+
+                        j_dbs_info = &per_cpu(cpu_dbs_info, j);
+                        j_dbs_info->prev_cpu_idle_down = 
+                                        j_dbs_info->prev_cpu_idle_up;
+                }
                 /* if we are already at full speed then break out early */
                 if (requested_freq[cpu] == policy->max)
                         return;