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-rw-r--r--arch_init.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch_init.c b/arch_init.c
index 68a7ab784f..ac8eb593c9 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -342,7 +342,8 @@ ram_addr_t migration_bitmap_find_and_reset_dirty(MemoryRegion *mr,
{
unsigned long base = mr->ram_addr >> TARGET_PAGE_BITS;
unsigned long nr = base + (start >> TARGET_PAGE_BITS);
- unsigned long size = base + (int128_get64(mr->size) >> TARGET_PAGE_BITS);
+ uint64_t mr_size = TARGET_PAGE_ALIGN(memory_region_size(mr));
+ unsigned long size = base + (mr_size >> TARGET_PAGE_BITS);
unsigned long next;