From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48275) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WT6Ki-0003f1-On for qemu-devel@nongnu.org; Thu, 27 Mar 2014 05:10:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WT6Kd-0001hi-5Q for qemu-devel@nongnu.org; Thu, 27 Mar 2014 05:10:44 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52743) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WT6Kc-0001hP-Ib for qemu-devel@nongnu.org; Thu, 27 Mar 2014 05:10:38 -0400 From: Fam Zheng Date: Thu, 27 Mar 2014 17:09:43 +0800 Message-Id: <1395911388-31027-5-git-send-email-famz@redhat.com> In-Reply-To: <1395911388-31027-1-git-send-email-famz@redhat.com> References: <1395911388-31027-1-git-send-email-famz@redhat.com> Subject: [Qemu-devel] [PATCH v4 4/9] block: Introduce bdrv_dirty_bitmap_granularity() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Kevin Wolf , Paolo Bonzini , Benoit Canet , Stefan Hajnoczi This returns the granularity (in sectors) of dirty bitmap. Signed-off-by: Fam Zheng Reviewed-by: Benoit Canet --- block.c | 6 ++++++ include/block/block.h | 2 ++ 2 files changed, 8 insertions(+) diff --git a/block.c b/block.c index b5265bb..6b82bf0 100644 --- a/block.c +++ b/block.c @@ -5173,6 +5173,12 @@ 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 aa30b2a..ed85f85 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -437,6 +437,8 @@ BdrvDirtyBitmap *bdrv_find_dirty_bitmap(BlockDriverState *bs, void bdrv_dirty_bitmap_make_anon(BlockDriverState *bs, BdrvDirtyBitmap *bitmap); void bdrv_release_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); -- 1.9.1