[PATCH] cpufreq_ondemand: add range check

Assert that cpufreq_target is, at least, called with the minimum frequency
allowed by this policy, not something lower. It triggered problems on ARM.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

parent 9cbad61b

drivers/cpufreq/cpufreq_ondemand.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -351,6 +351,9 @@ static void dbs_check_cpu(int cpu)
		freq_next = (freq_next * policy->cur) /
		(dbs_tuners_ins.up_threshold - 10);

		if (freq_next < policy->min)
		freq_next = policy->min;

		if (freq_next <= ((policy->cur * 95) / 100))
		__cpufreq_driver_target(policy, freq_next, CPUFREQ_RELATION_L);
		}