qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Qemu-devel] [PULL 03/22] block/dirty-bitmap: remove set/reset assertion


From: John Snow
Subject: [Qemu-devel] [PULL 03/22] block/dirty-bitmap: remove set/reset assertions against enabled bit
Date: Tue, 12 Mar 2019 16:23:18 -0400

bdrv_set_dirty_bitmap and bdrv_reset_dirty_bitmap are only used as an
internal API by the mirror and migration areas of our code. These
calls modify the bitmap, but do so at the behest of QEMU and not the
guest.

Presently, these bitmaps are always "enabled" anyway, but there's no
reason they have to be.

Modify these internal APIs to drop this assertion.

Signed-off-by: John Snow <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Reviewed-by: Vladimir Sementsov-Ogievskiy <address@hidden>
Message-id: address@hidden
Signed-off-by: John Snow <address@hidden>
---
 block/dirty-bitmap.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index f8984b8693..7dc5b559d0 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -544,7 +544,6 @@ int64_t bdrv_dirty_iter_next(BdrvDirtyBitmapIter *iter)
 void bdrv_set_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap,
                                   int64_t offset, int64_t bytes)
 {
-    assert(bdrv_dirty_bitmap_enabled(bitmap));
     assert(!bdrv_dirty_bitmap_readonly(bitmap));
     hbitmap_set(bitmap->bitmap, offset, bytes);
 }
@@ -561,7 +560,6 @@ void bdrv_set_dirty_bitmap(BdrvDirtyBitmap *bitmap,
 void bdrv_reset_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap,
                                     int64_t offset, int64_t bytes)
 {
-    assert(bdrv_dirty_bitmap_enabled(bitmap));
     assert(!bdrv_dirty_bitmap_readonly(bitmap));
     hbitmap_reset(bitmap->bitmap, offset, bytes);
 }
-- 
2.17.2




reply via email to

[Prev in Thread] Current Thread [Next in Thread]