From 85dbd5801f62b66e2aa7826aaefcaebead44c8a6 Mon Sep 17 00:00:00 2001 From: Lv Zheng <lv.zheng@intel.com> Date: Tue, 13 May 2014 16:50:30 +0800 Subject: [PATCH] ACPICA: Tables: Restore old behavor to favor 32-bit FADT addresses. We need to find a smarter way to switch to 64-bit FADT addresses according to the bug report. This patch reverts Linux to the original behavior. Fixes: 0249ed2444d6 (ACPICA: Add option to favor 32-bit FADT addresses.) References: https://bugzilla.kernel.org/show_bug.cgi?id=74021 Reported-and-tested-by: Oswald Buddenhagen <ossi@kde.org> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Cc: 3.14+ <stable@vger.kernel.org> # 3.14+ Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> --- drivers/acpi/acpica/acglobal.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h index 49bbc71fad54..a08a448068dd 100644 --- a/drivers/acpi/acpica/acglobal.h +++ b/drivers/acpi/acpica/acglobal.h @@ -141,9 +141,9 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE); * address. Although ACPICA adheres to the ACPI specification which * requires the use of the corresponding 64-bit address if it is non-zero, * some machines have been found to have a corrupted non-zero 64-bit - * address. Default is FALSE, do not favor the 32-bit addresses. + * address. Default is TRUE, favor the 32-bit addresses. */ -ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, FALSE); +ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, TRUE); /* * Optionally truncate I/O addresses to 16 bits. Provides compatibility -- GitLab