This reaches into the innards of the memory core, which are being
changed. Switch to a memory API version.
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
hw/virtio-balloon.c | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/hw/virtio-balloon.c b/hw/virtio-balloon.c
index e24a2bf..bb4a8dd 100644
--- a/hw/virtio-balloon.c
+++ b/hw/virtio-balloon.c
@@ -21,6 +21,7 @@
#include "balloon.h"
#include "virtio-balloon.h"
#include "kvm.h"
+#include "exec-memory.h"
#if defined(__linux__)
#include <sys/mman.h>
@@ -70,6 +71,7 @@ static void virtio_balloon_handle_output(VirtIODevice *vdev, VirtQueue *vq)
{
VirtIOBalloon *s = to_virtio_balloon(vdev);
VirtQueueElement elem;
+ MemoryRegionSection section;
while (virtqueue_pop(vq, &elem)) {
size_t offset = 0;
@@ -82,13 +84,17 @@ static void virtio_balloon_handle_output(VirtIODevice *vdev, VirtQueue *vq)
pa = (ram_addr_t)ldl_p(&pfn) << VIRTIO_BALLOON_PFN_SHIFT;
offset += 4;
- addr = cpu_get_physical_page_desc(pa);
- if ((addr & ~TARGET_PAGE_MASK) != IO_MEM_RAM)
+ /* FIXME: remove get_system_memory(), but how? */
+ section = memory_region_find(get_system_memory(), pa, 1);
+ if (!section.mr || !memory_region_is_ram(section.mr))
continue;
- /* Using qemu_get_ram_ptr is bending the rules a bit, but
+ /* Using memory_region_get_ram_ptr is bending the rules a bit, but
should be OK because we only want a single page. */
- balloon_page(qemu_get_ram_ptr(addr), !!(vq == s->dvq));
+ addr -= section.offset_within_address_space;
+ addr += section.offset_within_region;
+ balloon_page(memory_region_get_ram_ptr(section.mr) + addr,
+ !!(vq == s->dvq));
}
virtqueue_push(vq, &elem, offset);
--
1.7.7.1
--
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