On Wed, Sep 21, 2022 at 12:06:38PM +0530, K Prateek Nayak wrote: > diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c > index 16a1663d02d4..18850aa2b79b 100644 > --- a/drivers/acpi/processor_idle.c > +++ b/drivers/acpi/processor_idle.c > @@ -528,8 +528,11 @@ static int acpi_idle_bm_check(void) > static void wait_for_freeze(void) > { > #ifdef CONFIG_X86 > - /* No delay is needed if we are in guest */ > - if (boot_cpu_has(X86_FEATURE_HYPERVISOR)) > + /* > + * No delay is needed if we are in guest or on a processor > + * based on the Zen microarchitecture. > + */ > + if (boot_cpu_has(X86_FEATURE_HYPERVISOR) || boot_cpu_has(X86_FEATURE_ZEN)) s/boot_cpu_has/cpu_feature_enabled/g while at it. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette