From b6a1f3a56921c80cd04d8130e713028c7c91edc1 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Thu, 5 Jul 2012 17:16:26 +0200
Subject: [PATCH] ivshmem: wrap ivshmem_del_eventfd loops with transaction

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
---
 hw/ivshmem.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hw/ivshmem.c b/hw/ivshmem.c
index 3cdbea2133..19e164a353 100644
--- a/hw/ivshmem.c
+++ b/hw/ivshmem.c
@@ -369,8 +369,12 @@ static void close_guest_eventfds(IVShmemState *s, int posn)
 
     guest_curr_max = s->peers[posn].nb_eventfds;
 
+    memory_region_transaction_begin();
     for (i = 0; i < guest_curr_max; i++) {
         ivshmem_del_eventfd(s, posn, i);
+    }
+    memory_region_transaction_commit();
+    for (i = 0; i < guest_curr_max; i++) {
         event_notifier_cleanup(&s->peers[posn].eventfds[i]);
     }