From patchwork Wed Oct 3 16:03:45 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [RFC, v1, 02/22] vhost: use MemoryListener filtering to only monitor RAM address space Date: Wed, 03 Oct 2012 06:03:45 -0000 From: Avi Kivity X-Patchwork-Id: 188820 Message-Id: <1349280245-16341-3-git-send-email-avi@redhat.com> To: qemu-devel@nongnu.org, Anthony Liguori , liu ping fan , "Michael S. Tsirkin" , Paolo Bonzini , Blue Swirl Instead of checking manually, let the listener filter for us. This prepares us for DMA address spaces. Signed-off-by: Avi Kivity --- hw/vhost.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) 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: