UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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: 0249ed2444 (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>
This commit is contained in:
Lv Zheng 2014-05-13 16:50:30 +08:00 committed by Rafael J. Wysocki
parent d48dc06745
commit 85dbd5801f
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/acpi/acpica/acglobal.h
View File

@ -141,9 +141,9 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE);
* address. Although ACPICA adheres to the ACPI specification which * address. Although ACPICA adheres to the ACPI specification which
* requires the use of the corresponding 64-bit address if it is non-zero, * 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 * 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 * Optionally truncate I/O addresses to 16 bits. Provides compatibility