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[Qemu-devel] [PATCH RFC v2 6/8] block: add bdrv_next_dirty_bitmap()
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[Qemu-devel] [PATCH RFC v2 6/8] block: add bdrv_next_dirty_bitmap() |
Date: |
Tue, 27 Jan 2015 13:56:35 +0300 |
Like bdrv_next() - bdrv_next_dirty_bitmap() is a function to provide
access to private dirty bitmaps list.
Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
---
block.c | 10 ++++++++++
include/block/block.h | 2 ++
2 files changed, 12 insertions(+)
diff --git a/block.c b/block.c
index 15fc621..9e59c2e 100644
--- a/block.c
+++ b/block.c
@@ -5514,6 +5514,16 @@ BlockDirtyInfoList
*bdrv_query_dirty_bitmaps(BlockDriverState *bs)
return list;
}
+BdrvDirtyBitmap *bdrv_next_dirty_bitmap(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap)
+{
+ if (bitmap == NULL) {
+ return QLIST_FIRST(&bs->dirty_bitmaps);
+ }
+
+ return QLIST_NEXT(bitmap, list);
+}
+
int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap, int64_t
sector)
{
if (bitmap) {
diff --git a/include/block/block.h b/include/block/block.h
index 7b49d98..34d0259 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -474,6 +474,8 @@ void bdrv_dirty_bitmap_deserialize_part(BdrvDirtyBitmap
*bitmap,
void bdrv_dirty_bitmap_deserialize_part0(BdrvDirtyBitmap *bitmap,
uint64_t start, uint64_t count);
void bdrv_dirty_bitmap_deserialize_finish(BdrvDirtyBitmap *bitmap);
+BdrvDirtyBitmap *bdrv_next_dirty_bitmap(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap);
HBitmap *bdrv_create_dirty_dirty_bitmap(BdrvDirtyBitmap *bitmap,
uint64_t granularity);
--
1.9.1
- [Qemu-devel] [PATCH RFC v2 0/8] Dirty bitmaps migration, Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 3/8] block: BdrvDirtyBitmap serialization interface, Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 6/8] block: add bdrv_next_dirty_bitmap(),
Vladimir Sementsov-Ogievskiy <=
- [Qemu-devel] [PATCH RFC v2 4/8] block: add dirty-dirty bitmaps, Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 2/8] hbitmap: serialization, Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 7/8] migration: add dirty parameter, Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 5/8] block: add bdrv_dirty_bitmap_enabled(), Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 1/8] qmp: print dirty bitmap, Vladimir Sementsov-Ogievskiy, 2015/01/27
- [Qemu-devel] [PATCH RFC v2 8/8] migration: add migration/dirty-bitmap.c, Vladimir Sementsov-Ogievskiy, 2015/01/27