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Diffstat (limited to 'arch/x86/kernel/time_64.c')
-rw-r--r--arch/x86/kernel/time_64.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/kernel/time_64.c b/arch/x86/kernel/time_64.c
index cb19d650c21..e6e695acd72 100644
--- a/arch/x86/kernel/time_64.c
+++ b/arch/x86/kernel/time_64.c
@@ -17,10 +17,10 @@
#include <linux/module.h>
#include <linux/time.h>
#include <linux/mca.h>
+#include <linux/nmi.h>
#include <asm/i8253.h>
#include <asm/hpet.h>
-#include <asm/nmi.h>
#include <asm/vgtod.h>
#include <asm/time.h>
#include <asm/timer.h>
@@ -49,9 +49,9 @@ unsigned long profile_pc(struct pt_regs *regs)
}
EXPORT_SYMBOL(profile_pc);
-irqreturn_t timer_interrupt(int irq, void *dev_id)
+static irqreturn_t timer_interrupt(int irq, void *dev_id)
{
- add_pda(irq0_irqs, 1);
+ inc_irq_stat(irq0_irqs);
global_clock_event->event_handler(global_clock_event);
@@ -80,6 +80,8 @@ unsigned long __init calibrate_cpu(void)
break;
no_ctr_free = (i == 4);
if (no_ctr_free) {
+ WARN(1, KERN_WARNING "Warning: AMD perfctrs busy ... "
+ "cpu_khz value may be incorrect.\n");
i = 3;
rdmsrl(MSR_K7_EVNTSEL3, evntsel3);
wrmsrl(MSR_K7_EVNTSEL3, 0);