Kevin: ping On 11/27/2015 02:06 PM, Wen Congyang wrote: > If quorum's child is broken, we can use mirror job to replace it. > But sometimes, the user only need to remove the broken child, and > add it later when the problem is fixed. > > It is based on the Kevin's child name related patch: > http://lists.nongnu.org/archive/html/qemu-devel/2015-11/msg04949.html > > ChangLog: > v8: > 1. Rebase to the newest codes > 2. Address the comments from Eric Blake > v7: > 1. Remove the qmp command x-blockdev-change's parameter operation according > to Kevin's comments. > 2. Remove the hmp command. > v6: > 1. Use a single qmp command x-blockdev-change to replace x-blockdev-child-add > and x-blockdev-child-delete > v5: > 1. Address Eric Blake's comments > v4: > 1. drop nbd driver's implementation. We can use human-monitor-command > to do it. > 2. Rename the command name. > v3: > 1. Don't open BDS in bdrv_add_child(). Use the existing BDS which is > created by the QMP command blockdev-add. > 2. The driver NBD can support filename, path, host:port now. > v2: > 1. Use bdrv_get_device_or_node_name() instead of new function > bdrv_get_id_or_node_name() > 2. Update the error message > 3. Update the documents in block-core.json > > Wen Congyang (3): > Add new block driver interface to add/delete a BDS's child > quorum: implement bdrv_add_child() and bdrv_del_child() > qmp: add monitor command to add/remove a child > > block.c | 58 ++++++++++++++++++++-- > block/quorum.c | 124 > +++++++++++++++++++++++++++++++++++++++++++++- > blockdev.c | 54 ++++++++++++++++++++ > include/block/block.h | 9 ++++ > include/block/block_int.h | 5 ++ > qapi/block-core.json | 23 +++++++++ > qmp-commands.hx | 47 ++++++++++++++++++ > 7 files changed, 314 insertions(+), 6 deletions(-) >