Merge "msm_perf: check cpu_possible to improve stability" (59120562) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/soc/qcom/msm_performance.c

+14 −11

Original line number	Diff line number	Diff line
		@@ -76,13 +76,15 @@ static int set_cpu_min_freq(const char buf, const struct kernel_param kp)
		for (i = 0; i < ntokens; i += 2) {
		if (sscanf(cp, "%u:%u", &cpu, &val) != 2)
		return -EINVAL;
		if (cpu > (num_present_cpus() - 1))
		return -EINVAL;
		if (cpu >= nr_cpu_ids)
		break;

		if (cpu_possible(cpu)) {
		i_cpu_stats = &per_cpu(msm_perf_cpu_stats, cpu);

		i_cpu_stats->min = val;
		cpumask_set_cpu(cpu, limit_mask);
		}

		cp = strnchr(cp, strlen(cp), ' ');
		cp++;
		@@ -153,14 +155,15 @@ static int set_cpu_max_freq(const char buf, const struct kernel_param kp)
		for (i = 0; i < ntokens; i += 2) {
		if (sscanf(cp, "%u:%u", &cpu, &val) != 2)
		return -EINVAL;
		if (cpu > (num_present_cpus() - 1))
		return -EINVAL;
		if (cpu >= nr_cpu_ids)
		break;

		if (cpu_possible(cpu)) {
		i_cpu_stats = &per_cpu(msm_perf_cpu_stats, cpu);

		i_cpu_stats->max = val;
		cpumask_set_cpu(cpu, limit_mask);

		}
		cp = strnchr(cp, strlen(cp), ' ');
		cp++;
		}