Signed-off-by: Prasad Joshi <prasadjoshi.linux@xxxxxxxxx>
---
hw/virtio-balloon.c | 2 +-
hw/virtio-balloon.h | 6 +++++-
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/hw/virtio-balloon.c b/hw/virtio-balloon.c
index ce9d2c9..765dd97 100644
--- a/hw/virtio-balloon.c
+++ b/hw/virtio-balloon.c
@@ -48,7 +48,7 @@ static void balloon_page(void *addr, int deflate)
{
#if defined(__linux__)
if (!kvm_enabled() || kvm_has_sync_mmu())
- qemu_madvise(addr, TARGET_PAGE_SIZE,
+ qemu_madvise(addr, BALLOON_PAGE_SIZE,
deflate ? QEMU_MADV_WILLNEED : QEMU_MADV_DONTNEED);
#endif
}
diff --git a/hw/virtio-balloon.h b/hw/virtio-balloon.h
index 73300dd..0da82bf 100644
--- a/hw/virtio-balloon.h
+++ b/hw/virtio-balloon.h
@@ -28,7 +28,11 @@
#define VIRTIO_BALLOON_F_STATS_VQ 1 /* Memory stats virtqueue */
/* Size of a PFN in the balloon interface. */
-#define VIRTIO_BALLOON_PFN_SHIFT 12
+#define VIRTIO_BALLOON_PFN_SHIFT 20
+
+/* Size of the balloon page */
+#define BALLOON_PAGE_SIZE (1UL << VIRTIO_BALLOON_PFN_SHIFT)
+
struct virtio_balloon_config
{
--
1.7.5.4
--
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