diff options
| -rw-r--r-- | arch_init.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch_init.c b/arch_init.c index caac526f2f..9f32ee0124 100644 --- a/arch_init.c +++ b/arch_init.c @@ -390,13 +390,12 @@ static void migration_bitmap_sync(void) QTAILQ_FOREACH(block, &ram_list.blocks, next) { for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) { - if (memory_region_get_dirty(block->mr, addr, TARGET_PAGE_SIZE, - DIRTY_MEMORY_MIGRATION)) { + if (memory_region_test_and_clear_dirty(block->mr, + addr, TARGET_PAGE_SIZE, + DIRTY_MEMORY_MIGRATION)) { migration_bitmap_set_dirty(block->mr, addr); } } - memory_region_reset_dirty(block->mr, 0, block->length, - DIRTY_MEMORY_MIGRATION); } trace_migration_bitmap_sync_end(migration_dirty_pages - num_dirty_pages_init); |