From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> The source and meaning of the messages printed by acpi_early_processor_control_setup() is unclear, so add a pr_fmt() definition to acpi_processor.c and expand the messages to make it clear that they are about CPUs. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> --- Based on linux-next. --- drivers/acpi/acpi_processor.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) Index: linux-pm/drivers/acpi/acpi_processor.c =================================================================== --- linux-pm.orig/drivers/acpi/acpi_processor.c +++ linux-pm/drivers/acpi/acpi_processor.c @@ -9,6 +9,7 @@ * Copyright (C) 2013, Intel Corporation * Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> */ +#define pr_fmt(fmt) "ACPI: " fmt #include <linux/acpi.h> #include <linux/device.h> @@ -611,9 +612,9 @@ static bool __init acpi_early_processor_ void __init acpi_early_processor_control_setup(void) { if (acpi_early_processor_osc()) { - pr_info("_OSC evaluated successfully\n"); + pr_info("_OSC evaluated successfully for all CPUs\n"); } else { - pr_info("_OSC evaluation failed, trying _PDC\n"); + pr_info("_OSC evaluation for CPUs failed, trying _PDC\n"); acpi_early_processor_set_pdc(); } }