From a37a9008c85687381b602cf2fe3841414ff7ef20 Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Thu, 29 May 2008 09:40:07 +0100 Subject: pv-on-hvm: Change barrier from rmb to wmb. Signed-off-by: Kouya Shimura --- unmodified_drivers/linux-2.6/platform-pci/evtchn.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'unmodified_drivers') diff --git a/unmodified_drivers/linux-2.6/platform-pci/evtchn.c b/unmodified_drivers/linux-2.6/platform-pci/evtchn.c index 701cb7e504..e6d5c3e83d 100644 --- a/unmodified_drivers/linux-2.6/platform-pci/evtchn.c +++ b/unmodified_drivers/linux-2.6/platform-pci/evtchn.c @@ -284,7 +284,7 @@ static irqreturn_t evtchn_interrupt(int irq, void *dev_id #ifndef CONFIG_X86 /* No need for a barrier -- XCHG is a barrier on x86. */ /* Clear master flag /before/ clearing selector flag. */ - rmb(); + wmb(); #endif l1 = xchg(&v->evtchn_pending_sel, 0); -- cgit v1.2.3