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authorThomas Gleixner <tglx@linutronix.de>2007-10-12 23:04:07 +0200
committerThomas Gleixner <tglx@inhelltoy.tec.linutronix.de>2007-10-12 23:04:07 +0200
commitfb79d22e1d4b06385796cc0db0084a2e07beccee (patch)
treef62b850b9b8ee1b7a4264b29e30fd7c360e23c94 /arch/x86/kernel/apic_64.c
parent4e77ae3e105d28aa9410585715d83818f0abe871 (diff)
x86: disable apic timer for AMD C1E enabled CPUs
AMDs C1E enabled CPUs stop the local apic timer, when both cores are idle. This is a hardware feature which breaks highres/dynticks. Add the same quirk as we have for 32 bit already. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Diffstat (limited to 'arch/x86/kernel/apic_64.c')
-rw-r--r--arch/x86/kernel/apic_64.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index b0237caff71..118830cba1a 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -44,7 +44,7 @@ int apic_verbosity;
int apic_runs_main_timer;
int apic_calibrate_pmtmr __initdata;
-int disable_apic_timer __initdata;
+int disable_apic_timer __cpuinitdata;
/* Local APIC timer works in C2? */
int local_apic_timer_c2_ok;