avoid searching for dirty pages just increment the
page offset. all pages are dirty anyway.
Signed-off-by: Peter Lieven <p...@kamp.de>
---
arch_init.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/arch_init.c b/arch_init.c
index abd54a7..45fcf4d 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -336,8 +336,14 @@ ram_addr_t
migration_bitmap_find_and_reset_dirty(MemoryRegion *mr,
unsigned long nr = base + (start >> TARGET_PAGE_BITS);
unsigned long size = base + (int128_get64(mr->size) >> TARGET_PAGE_BITS);
- unsigned long next = find_next_bit(migration_bitmap, size, nr);
-
+ unsigned long next;
+
+ if (ram_bulk_stage) {
+ next = nr + 1;
+ } else {
+ next = find_next_bit(migration_bitmap, size, nr);
+ }
+
if (next < size) {
clear_bit(next, migration_bitmap);
migration_dirty_pages--;
--
1.7.9.5
