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[Qemu-devel] [PATCH 6/9] block: Introduce bdrv_dirty_bitmap_granularity(
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH 6/9] block: Introduce bdrv_dirty_bitmap_granularity() |
Date: |
Mon, 13 Jan 2014 18:39:45 +0800 |
This returns the granularity (in sectors) of dirty bitmap.
Signed-off-by: Fam Zheng <address@hidden>
---
block.c | 6 ++++++
include/block/block.h | 2 ++
2 files changed, 8 insertions(+)
diff --git a/block.c b/block.c
index cc9c530..0e59a9a 100644
--- a/block.c
+++ b/block.c
@@ -4637,6 +4637,12 @@ int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap
*bitmap, int64_t sector
}
}
+int bdrv_dirty_bitmap_granularity(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap)
+{
+ return hbitmap_granularity(bitmap->bitmap);
+}
+
void bdrv_dirty_iter_init(BlockDriverState *bs,
BdrvDirtyBitmap *bitmap, HBitmapIter *hbi)
{
diff --git a/include/block/block.h b/include/block/block.h
index 6c88f7a..858baad 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -434,6 +434,8 @@ void bdrv_dirty_bitmap_make_anon(BlockDriverState *bs,
BdrvDirtyBitmap *bitmap);
void bdrv_release_dirty_bitmap(BlockDriverState *bs, BdrvDirtyBitmap *bitmap);
void bdrv_reference_dirty_bitmap(BlockDriverState *bs, BdrvDirtyBitmap
*bitmap);
BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs);
+int bdrv_dirty_bitmap_granularity(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap);
int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap, int64_t
sector);
void bdrv_set_dirty(BlockDriverState *bs, int64_t cur_sector, int nr_sectors);
void bdrv_reset_dirty(BlockDriverState *bs, int64_t cur_sector, int
nr_sectors);
--
1.8.5.2
- [Qemu-devel] [PATCH 0/9] QMP: Introduce incremental drive-backup with in-memory dirty bitmap, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 1/9] block: Introduce reference count for dirty bitmaps, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 3/9] block: Add bdrv_dirty_bitmap_make_anon, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 2/9] qapi: Add optional field "name" to block dirty bitmap, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 4/9] qmp: Add dirty-bitmap-add and dirty-bitmap-remove, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 5/9] block: Handle error of bdrv_getlength in bdrv_create_dirty_bitmap, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 7/9] block: Add support of "dirty-bitmap" sync mode, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 6/9] block: Introduce bdrv_dirty_bitmap_granularity(),
Fam Zheng <=
- [Qemu-devel] [PATCH 8/9] qmp: Add dirty-bitmap-disable command, Fam Zheng, 2014/01/13
- [Qemu-devel] [PATCH 9/9] qapi: Add transaction support to dirty-bitmap-{add, disable}, Fam Zheng, 2014/01/13
- Re: [Qemu-devel] [PATCH 0/9] QMP: Introduce incremental drive-backup with in-memory dirty bitmap, Stefan Hajnoczi, 2014/01/17