From: Huisong Li Date: Wed, 11 Mar 2026 06:50:36 +0000 (+0800) Subject: ACPI: processor: idle: Remove redundant cstate check in acpi_processor_power_init X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db19103ea847ed139da59a2fb71773081c12cd40;p=thirdparty%2Fkernel%2Flinux.git ACPI: processor: idle: Remove redundant cstate check in acpi_processor_power_init The function acpi_processor_cstate_first_run_checks() is responsible for updating max_cstate and performing initial hardware validation. Currently, this function is invoked within acpi_processor_power_init(). However, the initialization flow already ensures this is called during acpi_processor_register_idle_driver(). Therefore, the call in acpi_processor_power_init() is redundant and effectively performs no work, so remove it. Signed-off-by: Huisong Li Link: https://patch.msgid.link/20260311065038.4151558-2-lihuisong@huawei.com [ rjw: Changelog edits ] Signed-off-by: Rafael J. Wysocki --- diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index d4753420ae0b7..758dbe79cdaf4 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -1411,8 +1411,6 @@ void acpi_processor_power_init(struct acpi_processor *pr) if (disabled_by_idle_boot_param()) return; - acpi_processor_cstate_first_run_checks(); - if (!acpi_processor_get_power_info(pr)) pr->flags.power_setup_done = 1;