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[Qemu-devel] [PATCH] add reopen to blockdev-transaction
From: |
Federico Simoncelli |
Subject: |
[Qemu-devel] [PATCH] add reopen to blockdev-transaction |
Date: |
Thu, 1 Mar 2012 15:13:39 +0000 |
Signed-off-by: Federico Simoncelli <address@hidden>
---
blockdev.c | 8 ++++++++
qapi-schema.json | 12 ++++++++++++
qmp-commands.hx | 6 +++++-
3 files changed, 25 insertions(+), 1 deletions(-)
diff --git a/blockdev.c b/blockdev.c
index 56da5c9..36fe07c 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -798,6 +798,14 @@ void qmp_blockdev_transaction(BlockdevActionList *dev_list,
dev_info->mirror->target);
break;
+ case BLOCKDEV_ACTION_KIND_REOPEN:
+ device = dev_info->reopen->device;
+ if (dev_info->format->has_format) {
+ format = dev_info->reopen->format;
+ }
+ new_source = g_strdup(dev_info->reopen->target);
+ break;
+
default:
abort();
}
diff --git a/qapi-schema.json b/qapi-schema.json
index b33875d..17f7548 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -1145,6 +1145,17 @@
{ 'type': 'BlockdevMirror',
'data': { 'device': 'str', 'target': 'str', '*format': 'str',
'*reuse': 'bool' } }
+##
+# @BlockdevReopen
+#
+# @device: the name of the device to reopen.
+#
+# @target: the target of the new image.
+#
+# @format: #optional the format of the new image, default is 'qcow2'.
+##
+{ 'type': 'BlockdevReopen',
+ 'data': { 'device': 'str', 'target': 'str', '*format': 'str' } }
##
# @BlockdevAction
@@ -1156,6 +1167,7 @@
'data': {
'snapshot': 'BlockdevSnapshot',
'mirror': 'BlockdevMirror',
+ 'reopen': 'BlockdevReopen',
} }
##
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 50ac5a0..317c448 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -720,7 +720,7 @@ Arguments:
actions array:
- "type": the operation to perform. The only supported
- values are "snapshot" and "mirror". (json-string)
+ values are "snapshot", "mirror" and "reopen". (json-string)
- "data": a dictionary. The contents depend on the value
of "type". When "type" is "snapshot":
- "device": device name to snapshot (json-string)
@@ -734,6 +734,10 @@ actions array:
- "format": format of new image (json-string, optional)
- "reuse": whether QEMU should look for an existing image file
(json-bool, optional, default false)
+ When "type" is "reopen":
+ - "device": device name to reopen (json-string)
+ - "target": name of destination image file (json-string)
+ - "format": format of new image (json-string, optional)
Example:
--
1.7.1
- [Qemu-devel] [PATCH] add reopen to blockdev-transaction,
Federico Simoncelli <=
Re: [Qemu-devel] [PATCH] add reopen to blockdev-transaction, Anthony Liguori, 2012/03/02