From: Dave Jones <davej@redhat.com>
Date: Wed, 1 Jun 2005 02:03:49 +0000 (-0700)
Subject: [CPUFREQ] ondemand,conservative governor store the idle ticks for all cpus
X-Git-Tag: v2.6.12-rc6~50
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=790d76fa979f55bfc49a6901bb911778949b582d;p=users%2Fhch%2Fmisc.git

[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>
---

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;
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 26cf54b11ba6..f239545ac1b8 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -355,7 +355,13 @@ 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 (policy->cur == policy->max)
 			return;