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[RFC,v1,02/22] vhost: use MemoryListener filtering to only monitor RAM address space

Message ID 1349280245-16341-3-git-send-email-avi@redhat.com
State New
Headers show

Commit Message

Avi Kivity Oct. 3, 2012, 4:03 p.m. UTC 
Instead of checking manually, let the listener filter for us.  This prepares
us for DMA address spaces.

Signed-off-by: Avi Kivity <avi@redhat.com>
---
 hw/vhost.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
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Patch

diff --git a/hw/vhost.c b/hw/vhost.c
index d0ce5aa..100f765 100644
--- a/hw/vhost.c
+++ b/hw/vhost.c
@@ -434,8 +434,7 @@  static void vhost_set_memory(MemoryListener *listener,
 
 static bool vhost_section(MemoryRegionSection *section)
 {
-    return section->address_space == get_system_memory()
-        && memory_region_is_ram(section->mr);
+    return memory_region_is_ram(section->mr);
 }
 
 static void vhost_begin(MemoryListener *listener)
@@ -793,7 +792,7 @@  int vhost_dev_init(struct vhost_dev *hdev, int devfd, const char *devpath,
     hdev->log_size = 0;
     hdev->log_enabled = false;
     hdev->started = false;
-    memory_listener_register(&hdev->memory_listener, NULL);
+    memory_listener_register(&hdev->memory_listener, get_system_memory());
     hdev->force = force;
     return 0;
 fail: