[v3,uq/master,4/6] memory: Flush coalesced MMIO on mapping and state changes

Commit Message

Jan Kiszka Aug. 23, 2012, 11:02 a.m. UTC

Flush pending coalesced MMIO before performing mapping or state changes
that could affect the event orderings or route the buffered requests to
a wrong region.

Signed-off-by: Jan Kiszka <[e-mail]>
---
 memory.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

Patch

diff --git a/memory.c b/memory.c
index e29c193..c5bcf45 100644
--- a/memory.c
+++ b/memory.c
@@ -733,6 +733,7 @@  static void address_space_update_topology(AddressSpace *as)
 
 void memory_region_transaction_begin(void)
 {
+    qemu_flush_coalesced_mmio_buffer();
     ++memory_region_transaction_depth;
 }