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[Qemu-devel] [PATCH RFC v2 03/12] VMState test: query command to extract
From: |
Sanidhya Kashyap |
Subject: |
[Qemu-devel] [PATCH RFC v2 03/12] VMState test: query command to extract the qdevified device names |
Date: |
Fri, 25 Jul 2014 21:09:27 +0530 |
I have provided a qmp interface for getting the list of qdevified devices
that have been registered with SaveVMHandlers.
Signed-off-by: Sanidhya Kashyap <address@hidden>
---
qapi-schema.json | 22 ++++++++++++++++++++++
qmp-commands.hx | 25 +++++++++++++++++++++++++
savevm.c | 34 ++++++++++++++++++++++++++++++++++
3 files changed, 81 insertions(+)
diff --git a/qapi-schema.json b/qapi-schema.json
index b11aad2..996e6b5 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -3480,3 +3480,25 @@
# Since: 2.1
##
{ 'command': 'rtc-reset-reinjection' }
+
+##
+# @VMstatesQdevDevices
+#
+# list of qdevified devices that are registered with SaveStateEntry
+#
+# @device: list of qdevified device names
+#
+# Since 2.2
+##
+{ 'type': 'VMStatesQdevDevices',
+ 'data': { 'device': ['str'] } }
+
+##
+# @query-qdev-devices
+#
+# returns the VMStatesQdevDevices that have the associated value
+#
+# Since 2.2
+##
+{ 'command': 'query-qdev-devices',
+ 'returns': 'VMStatesQdevDevices' }
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 4be4765..2e20032 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -3755,3 +3755,28 @@ Example:
<- { "return": {} }
EQMP
+
+ {
+ .name = "query-qdev-devices",
+ .args_type = "",
+ .mhandler.cmd_new = qmp_marshal_input_query_qdev_devices,
+ },
+
+SQMP
+query-qdev-devices
+------------------
+
+Shows registered Qdevified devices
+
+
+Example (1):
+
+-> { "execute": "query-qdev-devices" }
+<- { "return": [
+ {
+ "devices": [ "kvm-tpr-opt", "piix4_pm" ]
+ }
+ ]
+ }
+
+EQMP
diff --git a/savevm.c b/savevm.c
index 0255fa0..7c1600a 100644
--- a/savevm.c
+++ b/savevm.c
@@ -1167,6 +1167,40 @@ void do_savevm(Monitor *mon, const QDict *qdict)
}
}
+static strList *create_qdev_list(const char *name, strList *list)
+{
+ strList *temp_list;
+ int len;
+
+ if (!list) {
+ list = g_malloc0(sizeof(strList));
+ len = strlen(name);
+ list->value = g_malloc0(sizeof(char)*(len+1));
+ strcpy(list->value, name);
+ list->next = NULL;
+ return list;
+ }
+ temp_list = g_malloc0(sizeof(strList));
+ len = strlen(name);
+ temp_list->value = g_malloc0(sizeof(char)*(len+1));
+ strcpy(temp_list->value, name);
+ temp_list->next = list;
+ list = temp_list;
+ return list;
+}
+
+VMStatesQdevDevices *qmp_query_qdev_devices(Error **errp)
+{
+ VMStatesQdevResetEntry *qre;
+ VMStatesQdevDevices *qdev_devices = g_malloc0(sizeof(VMStatesQdevDevices));
+
+ QTAILQ_FOREACH(qre, &vmstate_reset_handlers, entry) {
+ qdev_devices->device = create_qdev_list(qre->device_name,
+ qdev_devices->device);
+ }
+ return qdev_devices;
+}
+
void qmp_xen_save_devices_state(const char *filename, Error **errp)
{
QEMUFile *f;
--
1.9.3
- [Qemu-devel] [PATCH RFC v2 00/12] VMState testing, Sanidhya Kashyap, 2014/07/25
- [Qemu-devel] [PATCH RFC v2 01/12] QEMUSizedBuffer/QEMUFile, Sanidhya Kashyap, 2014/07/25
- [Qemu-devel] [PATCH RFC v2 02/12] reset handler for qdevified devices, Sanidhya Kashyap, 2014/07/25
- [Qemu-devel] [PATCH RFC v2 03/12] VMState test: query command to extract the qdevified device names,
Sanidhya Kashyap <=
- [Qemu-devel] [PATCH RFC v2 04/12] VMState test: hmp interface for showing qdevified devices, Sanidhya Kashyap, 2014/07/25
- [Qemu-devel] [PATCH RFC v2 05/12] VMstate test: basic VMState testing mechanism, Sanidhya Kashyap, 2014/07/25
- [Qemu-devel] [PATCH RFC v2 06/12] VMState test: hmp interface for vmstate testing, Sanidhya Kashyap, 2014/07/25