diff options
Diffstat (limited to 'qapi')
| -rw-r--r-- | qapi/block-core.json | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/qapi/block-core.json b/qapi/block-core.json index 91685be..cde1b53 100644 --- a/qapi/block-core.json +++ b/qapi/block-core.json @@ -1666,6 +1666,114 @@ { 'command': 'query-named-block-nodes', 'returns': [ 'BlockDeviceInfo' ] } ## +# @XDbgBlockGraphNodeType: +# +# @block-backend: corresponds to BlockBackend +# +# @block-job: corresonds to BlockJob +# +# @block-driver: corresponds to BlockDriverState +# +# Since: 4.0 +## +{ 'enum': 'XDbgBlockGraphNodeType', + 'data': [ 'block-backend', 'block-job', 'block-driver' ] } + +## +# @XDbgBlockGraphNode: +# +# @id: Block graph node identifier. This @id is generated only for +# x-debug-query-block-graph and does not relate to any other identifiers in +# Qemu. +# +# @type: Type of graph node. Can be one of block-backend, block-job or +# block-driver-state. +# +# @name: Human readable name of the node. Corresponds to node-name for +# block-driver-state nodes; is not guaranteed to be unique in the whole +# graph (with block-jobs and block-backends). +# +# Since: 4.0 +## +{ 'struct': 'XDbgBlockGraphNode', + 'data': { 'id': 'uint64', 'type': 'XDbgBlockGraphNodeType', 'name': 'str' } } + +## +# @BlockPermission: +# +# Enum of base block permissions. +# +# @consistent-read: A user that has the "permission" of consistent reads is +# guaranteed that their view of the contents of the block +# device is complete and self-consistent, representing the +# contents of a disk at a specific point. +# For most block devices (including their backing files) this +# is true, but the property cannot be maintained in a few +# situations like for intermediate nodes of a commit block +# job. +# +# @write: This permission is required to change the visible disk contents. +# +# @write-unchanged: This permission (which is weaker than BLK_PERM_WRITE) is +# both enough and required for writes to the block node when +# the caller promises that the visible disk content doesn't +# change. +# As the BLK_PERM_WRITE permission is strictly stronger, +# either is sufficient to perform an unchanging write. +# +# @resize: This permission is required to change the size of a block node. +# +# @graph-mod: This permission is required to change the node that this +# BdrvChild points to. +# +# Since: 4.0 +## + { 'enum': 'BlockPermission', + 'data': [ 'consistent-read', 'write', 'write-unchanged', 'resize', + 'graph-mod' ] } +## +# @XDbgBlockGraphEdge: +# +# Block Graph edge description for x-debug-query-block-graph. +# +# @parent: parent id +# +# @child: child id +# +# @name: name of the relation (examples are 'file' and 'backing') +# +# @perm: granted permissions for the parent operating on the child +# +# @shared-perm: permissions that can still be granted to other users of the +# child while it is still attached to this parent +# +# Since: 4.0 +## +{ 'struct': 'XDbgBlockGraphEdge', + 'data': { 'parent': 'uint64', 'child': 'uint64', + 'name': 'str', 'perm': [ 'BlockPermission' ], + 'shared-perm': [ 'BlockPermission' ] } } + +## +# @XDbgBlockGraph: +# +# Block Graph - list of nodes and list of edges. +# +# Since: 4.0 +## +{ 'struct': 'XDbgBlockGraph', + 'data': { 'nodes': ['XDbgBlockGraphNode'], 'edges': ['XDbgBlockGraphEdge'] } } + +## +# @x-debug-query-block-graph: +# +# Get the block graph. +# +# Since: 4.0 +## +{ 'command': 'x-debug-query-block-graph', 'returns': 'XDbgBlockGraph' } + +## # @drive-mirror: # # Start mirroring a block device's writes to a new destination. target |