Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751296AbaAOH1h (ORCPT ); Wed, 15 Jan 2014 02:27:37 -0500 Received: from mail-pd0-f175.google.com ([209.85.192.175]:62341 "EHLO mail-pd0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750928AbaAOH1f (ORCPT ); Wed, 15 Jan 2014 02:27:35 -0500 From: "Lee, Chun-Yi" To: "Rafael J. Wysocki" , Alessandro Zummo , "H. Peter Anvin" , Matt Fleming , Matthew Garrett Cc: Elliott@hp.com, samer.el-haj-mahmoud@hp.com, Oliver Neukum , werner@suse.com, trenn@suse.de, JBeulich@suse.com, linux-kernel@vger.kernel.org, rtc-linux@googlegroups.com, x86@kernel.org, "linux-efi@vger.kernel.org" , linux-acpi@vger.kernel.org, "Lee, Chun-Yi" , "Rafael J. Wysocki" , Matt Fleming , "H. Peter Anvin" , Borislav Petkov , Matthew Garrett Subject: [PATCH] ACPI / init: Run acpi_early_init() before timekeeping_init() Date: Wed, 15 Jan 2014 15:25:48 +0800 Message-Id: <1389770748-32698-1-git-send-email-jlee@suse.com> X-Mailer: git-send-email 1.6.0.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a variant patch from Rafael J. Wysocki's ACPI / init: Run acpi_early_init() before efi_enter_virtual_mode() According to Matt Fleming, if acpi_early_init() was executed before efi_enter_virtual_mode(), the EFI initialization could benefit from it, so Rafael's patch makes that happen. And, we want accessing ACPI TAD device to set system clock, so move acpi_early_init() before timekeeping_init(). This final position is also before efi_enter_virtual_mode(). v2: Move acpi_early_init() before timekeeping_init() to prepare setting system clock with ACPI TAD. v1: Rafael J. Wysocki ACPI / init: Run acpi_early_init() before efi_enter_virtual_mode() Cc: Rafael J. Wysocki Cc: Matt Fleming Cc: H. Peter Anvin Cc: Borislav Petkov Cc: Matthew Garrett Tested-by: Toshi Kani Signed-off-by: Lee, Chun-Yi --- init/main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/init/main.c b/init/main.c index febc511..b6d93c8 100644 --- a/init/main.c +++ b/init/main.c @@ -565,6 +565,7 @@ asmlinkage void __init start_kernel(void) init_timers(); hrtimers_init(); softirq_init(); + acpi_early_init(); timekeeping_init(); time_init(); sched_clock_postinit(); @@ -641,7 +642,6 @@ asmlinkage void __init start_kernel(void) check_bugs(); - acpi_early_init(); /* before LAPIC and SMP init */ sfi_init_late(); if (efi_enabled(EFI_RUNTIME_SERVICES)) { -- 1.6.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/