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| author | Stefan Hajnoczi <stefanha@redhat.com> | 2017-12-07 20:13:17 +0000 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2017-12-19 10:25:09 +0000 |
| commit | 882e9b89af7c1086d97cee11b2437337e756fa00 (patch) | |
| tree | bc35d10a532c75a8b002ed935a6d371acb216a01 /qapi | |
| parent | d02d8dde0c0fe3d77a31046e104a55f2e6c50bf6 (diff) | |
| download | qemu-882e9b89af7c1086d97cee11b2437337e756fa00.tar.gz | |
blockdev: add x-blockdev-set-iothread force boolean
When a node is already associated with a BlockBackend the
x-blockdev-set-iothread command refuses to set the IOThread. This is to
prevent accidentally changing the IOThread when the nodes are in use.
When the nodes are created with -drive they automatically get a
BlockBackend. In that case we know nothing is using them yet and it's
safe to set the IOThread. Add a force boolean to override the check.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20171207201320.19284-4-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'qapi')
| -rw-r--r-- | qapi/block-core.json | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/qapi/block-core.json b/qapi/block-core.json index 741d6c4367..a8cdbc300b 100644 --- a/qapi/block-core.json +++ b/qapi/block-core.json @@ -3962,6 +3962,9 @@ # # @iothread: the name of the IOThread object or null for the main loop # +# @force: true if the node and its children should be moved when a BlockBackend +# is already attached +# # Note: this command is experimental and intended for test cases that need # control over IOThreads only. # @@ -3984,4 +3987,5 @@ ## { 'command': 'x-blockdev-set-iothread', 'data' : { 'node-name': 'str', - 'iothread': 'StrOrNull' } } + 'iothread': 'StrOrNull', + '*force': 'bool' } } |