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-rw-r--r--hw/display/vga.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/display/vga.c b/hw/display/vga.c
index 1d19f6bc48..a64a0942da 100644
--- a/hw/display/vga.c
+++ b/hw/display/vga.c
@@ -1666,9 +1666,9 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
/* scanline wraps from end of video memory to the start */
assert(force_shadow);
update = memory_region_snapshot_get_dirty(&s->vram, snap,
- page0, 0);
+ page0, s->vbe_size - page0);
update |= memory_region_snapshot_get_dirty(&s->vram, snap,
- page1, 0);
+ 0, page1);
} else {
update = memory_region_snapshot_get_dirty(&s->vram, snap,
page0, page1 - page0);