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[Qemu-devel] [RFC PATCH v3 6/6] VMState test: cancel mechanism for an al
From: |
Sanidhya Kashyap |
Subject: |
[Qemu-devel] [RFC PATCH v3 6/6] VMState test: cancel mechanism for an already running vmstate testing process |
Date: |
Sat, 9 Aug 2014 02:26:35 -0400 |
Signed-off-by: Sanidhya Kashyap <address@hidden>
---
hmp-commands.hx | 14 ++++++++++++++
hmp.c | 6 ++++++
hmp.h | 1 +
qapi-schema.json | 9 +++++++++
qmp-commands.hx | 20 ++++++++++++++++++++
savevm.c | 16 ++++++++++++++--
6 files changed, 64 insertions(+), 2 deletions(-)
diff --git a/hmp-commands.hx b/hmp-commands.hx
index f74b935..eb543f8 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1823,6 +1823,20 @@ STEXI
Set the period to @var{period} (int) for vmstate testing process.
ETEXI
+ {
+ .name = "test_vmstates_cancel",
+ .args_type = "",
+ .params = "",
+ .help = "cancel the current vmstates testing process",
+ .mhandler.cmd = hmp_test_vmstates_cancel,
+},
+
+STEXI
address@hidden test_vmstates_cancel
address@hidden test_vmstates_cancel
+Cancel the current vmstates testing process
+ETEXI
+
STEXI
@end table
ETEXI
diff --git a/hmp.c b/hmp.c
index d1f3045..bda1672 100644
--- a/hmp.c
+++ b/hmp.c
@@ -1799,3 +1799,9 @@ void hmp_test_vmstates_set_period(Monitor *mon, const
QDict *qdict)
error_free(err);
}
}
+
+void hmp_test_vmstates_cancel(Monitor *mon, const QDict *qdict)
+{
+ qmp_test_vmstates_cancel(NULL);
+}
+
diff --git a/hmp.h b/hmp.h
index 32221e3..d72de64 100644
--- a/hmp.h
+++ b/hmp.h
@@ -98,6 +98,7 @@ void hmp_object_del(Monitor *mon, const QDict *qdict);
void hmp_info_memdev(Monitor *mon, const QDict *qdict);
void hmp_test_vmstates(Monitor *mon, const QDict *qdict);
void hmp_test_vmstates_set_period(Monitor *mon, const QDict *qdict);
+void hmp_test_vmstates_cancel(Monitor *mon, const QDict *qdict);
void object_add_completion(ReadLineState *rs, int nb_args, const char *str);
void object_del_completion(ReadLineState *rs, int nb_args, const char *str);
void device_add_completion(ReadLineState *rs, int nb_args, const char *str);
diff --git a/qapi-schema.json b/qapi-schema.json
index cff9b0f..a1161a9 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -3577,3 +3577,12 @@
##
{ 'command' : 'test-vmstates-set-period',
'data' : { 'period': 'int' } }
+
+##
+# @test-vmstates-cancel
+#
+# cancel the testing vmstates process
+#
+# Since 2.2
+##
+{ 'command': 'test-vmstates-cancel' }
diff --git a/qmp-commands.hx b/qmp-commands.hx
index bde4fc9..2e06611 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -3880,3 +3880,23 @@ Example:
-> { "execute": "test-vmstates-set-period", "arguments": { "period": 1024 } }
<- { "return": {} }
EQMP
+
+ {
+ .name = "test-vmstates-cancel",
+ .args_type = "",
+ .mhandler.cmd_new = qmp_marshal_input_test_vmstates_cancel,
+ },
+
+SQMP
+test-vmstates-cancel
+--------------------
+
+Cancel the current vmstate testing process.
+
+Arguments: None.
+
+Example:
+
+-> { "execute": "test-vmstates-cancel" }
+<- { "return": {} }
+EQMP
diff --git a/savevm.c b/savevm.c
index 6ef69a1..48b3579 100644
--- a/savevm.c
+++ b/savevm.c
@@ -1340,8 +1340,12 @@ static void test_vmstates_cb(void *opaque)
if (saved_vm_running) {
vm_start();
}
- timer_mod(v->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) +
- v->period);
+ if (v->active_state) {
+ timer_mod(v->timer, v->period +
+ qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
+ } else {
+ goto testing_end;
+ }
return;
}
@@ -1453,6 +1457,14 @@ void qmp_test_vmstates_set_period(int64_t period, Error
**errp)
v->period = period;
}
+void qmp_test_vmstates_cancel(Error **errp)
+{
+ VMStateLogState *v = test_vmstates_get_current_state();
+ if (v->active_state) {
+ v->active_state = false;
+ }
+}
+
/*
* ----------------------------------------------------------------------------
*/
--
1.9.3
- [Qemu-devel] [RFC PATCH v3 0/6] VMState testing, Sanidhya Kashyap, 2014/08/09
- [Qemu-devel] [RFC PATCH v3 1/6] QEMUSizedBuffer/QEMUFile, Sanidhya Kashyap, 2014/08/09
- [Qemu-devel] [RFC PATCH v3 2/6] VMState test: get information about the registered devices, Sanidhya Kashyap, 2014/08/09
- [Qemu-devel] [RFC PATCH v3 5/6] VMState test: update period of vmstate testing process, Sanidhya Kashyap, 2014/08/09
- [Qemu-devel] [RFC PATCH v3 4/6] VMState test: querying the vmstate testing process, Sanidhya Kashyap, 2014/08/09
- [Qemu-devel] [RFC PATCH v3 3/6] VMstate test: basic VMState testing mechanism, Sanidhya Kashyap, 2014/08/09
- [Qemu-devel] [RFC PATCH v3 6/6] VMState test: cancel mechanism for an already running vmstate testing process,
Sanidhya Kashyap <=