X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fxen%2Fevents.c;h=76e5b7386af953d7a8ee7c1ff7b17ec28a0fe407;hb=607baf1f4ef94637ab0f7d0e258932851dc5c0a2;hp=4f0f22b020ea4aa192dbab56cba76edd6076a837;hpb=ad5e1b0f5d913d2c8bddfba81049cc07228da1a6;p=linux-2.6

diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 4f0f22b020..76e5b7386a 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -529,7 +529,7 @@ void xen_evtchn_do_upcall(struct pt_regs *regs)
 
 #ifndef CONFIG_X86 /* No need for a barrier -- XCHG is a barrier on x86. */
 		/* Clear master flag /before/ clearing selector flag. */
-		rmb();
+		wmb();
 #endif
 		pending_words = xchg(&vcpu_info->evtchn_pending_sel, 0);
 		while (pending_words != 0) {