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block: Accept device model name for blockdev-change-medium

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In order to remove the need for BlockBackend names in the external API,
we want to allow qdev device names in all device related commands.

This converts blockdev-change-medium to accept a qdev device name.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2016-09-20 13:38:47 +02:00
parent fbe2d8163e
commit 70e2cb3bd7
6 changed files with 31 additions and 18 deletions
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10
docs/qmp-commands.txt
View file

@ -3458,7 +3458,9 @@ and loading a new image file which is inserted as the new medium.
Arguments:
- "device": device name (json-string)
- "device": block device name (deprecated, use @id instead)
(json-string, optional)
- "id": the name or QOM path of the guest device (json-string, optional)
- "filename": filename of the new image (json-string)
- "format": format of the new image (json-string, optional)
- "read-only-mode": new read-only mode (json-string, optional)
@ -3469,7 +3471,7 @@ Examples:
1. Change a removable medium
-> { "execute": "blockdev-change-medium",
"arguments": { "device": "ide1-cd0",
"arguments": { "id": "ide0-1-0",
"filename": "/srv/images/Fedora-12-x86_64-DVD.iso",
"format": "raw" } }
<- { "return": {} }
@ -3477,7 +3479,7 @@ Examples:
2. Load a read-only medium into a writable drive
-> { "execute": "blockdev-change-medium",
"arguments": { "device": "isa-fd0",
"arguments": { "id": "floppyA",
"filename": "/srv/images/ro.img",
"format": "raw",
"read-only-mode": "retain" } }
@ -3487,7 +3489,7 @@ Examples:
"desc": "Could not open '/srv/images/ro.img': Permission denied" } }
-> { "execute": "blockdev-change-medium",
"arguments": { "device": "isa-fd0",
"arguments": { "id": "floppyA",
"filename": "/srv/images/ro.img",
"format": "raw",
"read-only-mode": "read-only" } }