On 13-03-25, 09:39, Jacky Bai wrote:
> for_each_possible_cpu() is currently used to initialize cpufreq.
> However, in cpu_dev_register_generic(), for_each_present_cpu()
> is used to register CPU devices which means the CPU devices are
> only registered for present CPUs and not all possible CPUs.
>
> With nosmp or maxcpus=0, only the boot CPU is present, lead
> to the cpufreq probe failure or defer probe due to no cpu device
> available for not present CPUs.
>
> Change for_each_possible_cpu() to for_each_present_cpu() in the
> above cpufreq drivers to ensure it only registers cpufreq for
> CPUs that are actually present.
>
> Fixes: b0c69e1214bc ("drivers: base: Use present CPUs in GENERIC_CPU_DEVICES")
> Reviewed-by: Sudeep Holla <sudeep.holla@xxxxxxx>
> Signed-off-by: Jacky Bai <ping.bai@xxxxxxx>
> ---
> - v3 changes:
> - refine the changlog to drop the changed driver list.
Applied. Thanks.
--
viresh
