Merge branches 'x86/paravirt', 'x86/pat', 'x86/setup-v2', 'x86/subarch', 'x86/uaccess...

[deliverable/linux.git] / arch / x86 / kernel / hpet.c

diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 388254f69a2ad13721f87797d7aa7790126655df..a00545fe5cdd1dae730fe18031b631bd1f57d8d5 100644 (file)
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -269,6 +269,8 @@ static void hpet_set_mode(enum clock_event_mode mode,
                now = hpet_readl(HPET_COUNTER);
                cmp = now + (unsigned long) delta;
                cfg = hpet_readl(HPET_Tn_CFG(timer));
+               /* Make sure we use edge triggered interrupts */
+               cfg &= ~HPET_TN_LEVEL;
                cfg |= HPET_TN_ENABLE | HPET_TN_PERIODIC |
                       HPET_TN_SETVAL | HPET_TN_32BIT;
                hpet_writel(cfg, HPET_Tn_CFG(timer));