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authorAndi Kleen <ak@suse.de>2008-02-09 16:17:01 +0100
committerIngo Molnar <mingo@elte.hu>2008-04-17 17:40:45 +0200
commit45de70791165ce7eac5232ed5a7c31152567f4da (patch)
tree3b9012f8e548fbb73af0cb0a02ff0e4e24ade23b /arch/x86/kernel/rtc.c
parentx86: add warning when RTC clock reports binary (diff)
downloadlinux-45de70791165ce7eac5232ed5a7c31152567f4da.tar.xz
linux-45de70791165ce7eac5232ed5a7c31152567f4da.zip
x86: enable ACPI extended century handling for 32bit
The extended century readout does not solve the year 2038 problem on 32bit! v2: Fix compilation on !ACPI, pointed out by tglx Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/rtc.c')
-rw-r--r--arch/x86/kernel/rtc.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
index d4d8277e890e..91492190ac72 100644
--- a/arch/x86/kernel/rtc.c
+++ b/arch/x86/kernel/rtc.c
@@ -112,15 +112,14 @@ unsigned long mach_get_cmos_time(void)
mon = CMOS_READ(RTC_MONTH);
year = CMOS_READ(RTC_YEAR);
-#if defined(CONFIG_ACPI) && defined(CONFIG_X86_64)
- /* CHECKME: Is this really 64bit only ??? */
+#ifdef CONFIG_ACPI
if (acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID &&
acpi_gbl_FADT.century)
century = CMOS_READ(acpi_gbl_FADT.century);
#endif
status = CMOS_READ(RTC_CONTROL);
- WARN_ON_ONCE((RTC_ALWAYS_BCD && (status & RTC_DM_BINARY));
+ WARN_ON_ONCE(RTC_ALWAYS_BCD && (status & RTC_DM_BINARY));
if (RTC_ALWAYS_BCD || !(status & RTC_DM_BINARY)) {
BCD_TO_BIN(sec);