aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/kernel/time_64.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/time_64.c')
-rw-r--r--arch/x86/kernel/time_64.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/time_64.c b/arch/x86/kernel/time_64.c
index cb19d650c21..891e7a7c433 100644
--- a/arch/x86/kernel/time_64.c
+++ b/arch/x86/kernel/time_64.c
@@ -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);