From: Rafael J. Wysocki Date: Sat, 7 Oct 2017 22:36:46 +0000 (+0000) Subject: cpufreq: Do not clear real_cpus mask on policy init X-Git-Tag: archive/raspbian/4.9.80-2+rpi1~7^2~1488 X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=5208153038d3a75bf196869498ffd2926b848b8b;p=linux-4.9.git cpufreq: Do not clear real_cpus mask on policy init [ Upstream commit f451014692ae34e587b00de6745e16661cf734d8 ] If new_policy is set in cpufreq_online(), the policy object has just been created and its real_cpus mask has been zeroed on allocation, and the driver's ->init() callback should not touch it. It doesn't need to be cleared again, so don't do that. Signed-off-by: Rafael J. Wysocki Acked-by: Viresh Kumar Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 286d4d61bd0b..530f255a898b 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1172,8 +1172,6 @@ static int cpufreq_online(unsigned int cpu) if (new_policy) { /* related_cpus should at least include policy->cpus. */ cpumask_copy(policy->related_cpus, policy->cpus); - /* Clear mask of registered CPUs */ - cpumask_clear(policy->real_cpus); } /*