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| author | Wen Congyang | 2016-05-10 09:36:37 +0200 |
|---|---|---|
| committer | Max Reitz | 2016-05-12 15:33:23 +0200 |
| commit | e06018ad28874703c65dbdcfa4a5cb8aed4550ec (patch) | |
| tree | dfb39b5774d12176e07e154d26fbad68ec0be5d9 /include | |
| parent | qemu-img: check block status of backing file when converting. (diff) | |
| download | qemu-e06018ad28874703c65dbdcfa4a5cb8aed4550ec.tar.gz qemu-e06018ad28874703c65dbdcfa4a5cb8aed4550ec.tar.xz qemu-e06018ad28874703c65dbdcfa4a5cb8aed4550ec.zip | |
Add new block driver interface to add/delete a BDS's child
In some cases, we want to take a quorum child offline, and take
another child online.
Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Changlong Xie <xiecl.fnst@cn.fujitsu.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-id: 1462865799-19402-2-git-send-email-xiecl.fnst@cn.fujitsu.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/block.h | 4 | ||||
| -rw-r--r-- | include/block/block_int.h | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/include/block/block.h b/include/block/block.h index 0e8b4d1341..c44d0a065c 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -542,4 +542,8 @@ void bdrv_drained_begin(BlockDriverState *bs); */ void bdrv_drained_end(BlockDriverState *bs); +void bdrv_add_child(BlockDriverState *parent, BlockDriverState *child, + Error **errp); +void bdrv_del_child(BlockDriverState *parent, BdrvChild *child, Error **errp); + #endif diff --git a/include/block/block_int.h b/include/block/block_int.h index 2709488ff1..a029c2003f 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -314,6 +314,11 @@ struct BlockDriver { */ void (*bdrv_drain)(BlockDriverState *bs); + void (*bdrv_add_child)(BlockDriverState *parent, BlockDriverState *child, + Error **errp); + void (*bdrv_del_child)(BlockDriverState *parent, BdrvChild *child, + Error **errp); + QLIST_ENTRY(BlockDriver) list; }; |