diff mbox series

[01/11] block/block-copy: move copy_bitmap initialization to block_copy_state_new()

Message ID 20210804131750.127574-2-vsementsov@virtuozzo.com
State New
Headers show
Series Make image fleecing more usable | expand

Commit Message

Vladimir Sementsov-Ogievskiy Aug. 4, 2021, 1:17 p.m. UTC 
We are going to complicate bitmap initialization in the following
commit. And in future, backup job will be able to work without filter
(when source is immutable), so we'll need same bitmap initialization in
copy-before-write filter and in backup job. So, it's reasonable to do
it in block-copy.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
 block/block-copy.c        | 1 +
 block/copy-before-write.c | 4 ----
 2 files changed, 1 insertion(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/block/block-copy.c b/block/block-copy.c
index 90664ee0ab..307045a59f 100644
--- a/block/block-copy.c
+++ b/block/block-copy.c
@@ -418,6 +418,7 @@  BlockCopyState *block_copy_state_new(BdrvChild *source, BdrvChild *target,
         return NULL;
     }
     bdrv_disable_dirty_bitmap(copy_bitmap);
+    bdrv_set_dirty_bitmap(copy_bitmap, 0, bdrv_dirty_bitmap_size(copy_bitmap));
 
     s = g_new(BlockCopyState, 1);
     *s = (BlockCopyState) {
diff --git a/block/copy-before-write.c b/block/copy-before-write.c
index 2cd68b480a..b36ede3186 100644
--- a/block/copy-before-write.c
+++ b/block/copy-before-write.c
@@ -148,7 +148,6 @@  static int cbw_open(BlockDriverState *bs, QDict *options, int flags,
                     Error **errp)
 {
     BDRVCopyBeforeWriteState *s = bs->opaque;
-    BdrvDirtyBitmap *copy_bitmap;
 
     bs->file = bdrv_open_child(NULL, options, "file", bs, &child_of_bds,
                                BDRV_CHILD_FILTERED | BDRV_CHILD_PRIMARY,
@@ -176,9 +175,6 @@  static int cbw_open(BlockDriverState *bs, QDict *options, int flags,
         return -EINVAL;
     }
 
-    copy_bitmap = block_copy_dirty_bitmap(s->bcs);
-    bdrv_set_dirty_bitmap(copy_bitmap, 0, bdrv_dirty_bitmap_size(copy_bitmap));
-
     return 0;
 }