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Block layer patches

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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

# gpg: Signature made Mon 10 Oct 2016 12:33:14 BST
# gpg:                using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream:
  dmg: Move libbz2 code to dmg-bz2.so
  module: Don't load the same module if requested multiple times
  scripts: Allow block module to not define BlockDriver
  block: Add qdev ID to DEVICE_TRAY_MOVED
  block-backend: Remember if attached device is non-qdev
  block: Add node name to BLOCK_IO_ERROR event
  block: Add bdrv_runtime_opts to query-command-line-options
  block: use aio_bh_schedule_oneshot
  async: add aio_bh_schedule_oneshot
  block: use bdrv_add_before_write_notifier

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2016-10-10 15:19:20 +01:00
commit 0f183e679d
33 changed files with 303 additions and 178 deletions
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3
docs/qmp-commands.txt
View file

@ -3239,6 +3239,7 @@ Example:
"microseconds": 716996 },
"event": "DEVICE_TRAY_MOVED",
"data": { "device": "ide1-cd0",
"id": "ide0-1-0",
"tray-open": true } }
<- { "return": {} }
@ -3267,6 +3268,7 @@ Example:
"microseconds": 272147 },
"event": "DEVICE_TRAY_MOVED",
"data": { "device": "ide1-cd0",
"id": "ide0-1-0",
"tray-open": false } }
<- { "return": {} }
@ -3303,6 +3305,7 @@ Example:
"microseconds": 549958 },
"event": "DEVICE_TRAY_MOVED",
"data": { "device": "ide1-cd0",
"id": "ide0-1-0",
"tray-open": true } }
<- { "return": {} }

14
docs/qmp-events.txt
View file

@ -65,7 +65,12 @@ Emitted when a disk I/O error occurs.
Data:
- "device": device name (json-string)
- "device": device name. This is always present for compatibility
reasons, but it can be empty ("") if the image does not
have a device name associated. (json-string)
- "node-name": node name. Note that errors may be reported for the root node
that is directly attached to a guest device rather than for the
node where the error occurred. (json-string)
- "operation": I/O operation (json-string, "read" or "write")
- "action": action that has been taken, it's one of the following (json-string):
"ignore": error has been ignored
@ -76,6 +81,7 @@ Example:
{ "event": "BLOCK_IO_ERROR",
"data": { "device": "ide0-hd1",
"node-name": "#block212",
"operation": "write",
"action": "stop" },
"timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
@ -214,12 +220,16 @@ or by HMP/QMP commands.
Data:
- "device": device name (json-string)
- "device": Block device name. This is always present for compatibility
reasons, but it can be empty ("") if the image does not have a
device name associated. (json-string)
- "id": The name or QOM path of the guest device (json-string)
- "tray-open": true if the tray has been opened or false if it has been closed
(json-bool)
{ "event": "DEVICE_TRAY_MOVED",
"data": { "device": "ide1-cd0",
"id": "/machine/unattached/device[22]",
"tray-open": true
},
"timestamp": { "seconds": 1265044230, "microseconds": 450486 } }