Patchwork [09/11] Introduce emulator state v2

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Submitter Blue Swirl
Date April 8, 2011, 8:49 p.m.
Message ID <BANLkTimvvsPBmFRX1sK-13eyx8UeV8zmMA@mail.gmail.com>
Download mbox | patch
Permalink /patch/90417/
State New
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Comments

Blue Swirl - April 8, 2011, 8:49 p.m.
Move all state related to current VM to emulator-state.h. Move a few
migration related function declarations to migration.h.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 emulator-state.h |   52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 sysemu.h         |   42 +-----------------------------------------
 2 files changed, 53 insertions(+), 41 deletions(-)
 create mode 100644 emulator-state.h

 int qemu_powerdown_requested(void);
@@ -50,24 +28,6 @@ void qemu_system_reset(void);

 void qemu_add_machine_init_done_notifier(Notifier *notify);

-void do_savevm(Monitor *mon, const QDict *qdict);
-int load_vmstate(const char *name);
-void do_delvm(Monitor *mon, const QDict *qdict);
-void do_info_snapshots(Monitor *mon);
-
-void qemu_announce_self(void);
-
-void main_loop_wait(int nonblocking);
-
-bool qemu_savevm_state_blocked(Monitor *mon);
-int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
-                            int shared);
-int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
-int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
-void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
-int qemu_loadvm_state(QEMUFile *f);
-
-extern int autostart;
 extern int bios_size;

 typedef enum {

Patch

From 1417eb555b3590b72750e934b47628f59d40c296 Mon Sep 17 00:00:00 2001
Message-Id: <1417eb555b3590b72750e934b47628f59d40c296.1302295418.git.blauwirbel@gmail.com>
In-Reply-To: <6a1748c587d34b0ce37488596c68c4aee58a4638.1302295418.git.blauwirbel@gmail.com>
References: <6a1748c587d34b0ce37488596c68c4aee58a4638.1302295418.git.blauwirbel@gmail.com>
From: Blue Swirl <blauwirbel@gmail.com>
Date: Sat, 26 Mar 2011 15:59:37 +0000
Subject: [PATCH 09/11] Introduce emulator state v2

Move all state related to current VM to emulator-state.h. Move a few
migration related function declarations to migration.h.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 emulator-state.h |   52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 sysemu.h         |   42 +-----------------------------------------
 2 files changed, 53 insertions(+), 41 deletions(-)
 create mode 100644 emulator-state.h

diff --git a/emulator-state.h b/emulator-state.h
new file mode 100644
index 0000000..4609382
--- /dev/null
+++ b/emulator-state.h
@@ -0,0 +1,52 @@ 
+#ifndef QEMU_EMULATOR_STATE_H
+#define QEMU_EMULATOR_STATE_H
+/*
+ * Emulator state: All state related to current VM. Usually not guest
+ * visible except for PV.
+ */
+
+#include "qdict.h"
+
+extern int vm_running;
+
+typedef struct vm_change_state_entry VMChangeStateEntry;
+typedef void VMChangeStateHandler(void *opaque, int running, int reason);
+
+VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
+                                                     void *opaque);
+void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
+
+#define VMSTOP_USER      0
+#define VMSTOP_DEBUG     1
+#define VMSTOP_SHUTDOWN  2
+#define VMSTOP_DISKFULL  3
+#define VMSTOP_WATCHDOG  4
+#define VMSTOP_PANIC     5
+#define VMSTOP_SAVEVM    6
+#define VMSTOP_LOADVM    7
+#define VMSTOP_MIGRATE   8
+
+void vm_start(void);
+void vm_stop(int reason);
+
+void qemu_system_vmstop_request(int reason);
+
+void do_savevm(Monitor *mon, const QDict *qdict);
+int load_vmstate(const char *name);
+void do_delvm(Monitor *mon, const QDict *qdict);
+void do_info_snapshots(Monitor *mon);
+
+void qemu_announce_self(void);
+
+void main_loop_wait(int nonblocking);
+
+bool qemu_savevm_state_blocked(Monitor *mon);
+int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
+                            int shared);
+int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
+int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
+void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
+int qemu_loadvm_state(QEMUFile *f);
+
+extern int autostart;
+#endif
diff --git a/sysemu.h b/sysemu.h
index 4bd1543..2d7a476 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -8,40 +8,18 @@ 
 #include "qemu-timer.h"
 #include "notify.h"
 #include "host-state.h"
+#include "emulator-state.h"
 
 /* vl.c */
 extern const char *bios_name;
-
-extern int vm_running;
 extern uint8_t qemu_uuid[];
 int qemu_uuid_parse(const char *str, uint8_t *uuid);
 #define UUID_FMT "%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
 
-typedef struct vm_change_state_entry VMChangeStateEntry;
-typedef void VMChangeStateHandler(void *opaque, int running, int reason);
-
-VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
-                                                     void *opaque);
-void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
-
-#define VMSTOP_USER      0
-#define VMSTOP_DEBUG     1
-#define VMSTOP_SHUTDOWN  2
-#define VMSTOP_DISKFULL  3
-#define VMSTOP_WATCHDOG  4
-#define VMSTOP_PANIC     5
-#define VMSTOP_SAVEVM    6
-#define VMSTOP_LOADVM    7
-#define VMSTOP_MIGRATE   8
-
-void vm_start(void);
-void vm_stop(int reason);
-
 void qemu_system_reset_request(void);
 void qemu_system_shutdown_request(void);
 void qemu_system_powerdown_request(void);
 void qemu_system_debug_request(void);
-void qemu_system_vmstop_request(int reason);
 int qemu_shutdown_requested(void);
 int qemu_reset_requested(void);
 int qemu_powerdown_requested(void);
@@ -50,24 +28,6 @@  void qemu_system_reset(void);
 
 void qemu_add_machine_init_done_notifier(Notifier *notify);
 
-void do_savevm(Monitor *mon, const QDict *qdict);
-int load_vmstate(const char *name);
-void do_delvm(Monitor *mon, const QDict *qdict);
-void do_info_snapshots(Monitor *mon);
-
-void qemu_announce_self(void);
-
-void main_loop_wait(int nonblocking);
-
-bool qemu_savevm_state_blocked(Monitor *mon);
-int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
-                            int shared);
-int qemu_savevm_state_iterate(Monitor *mon, QEMUFile *f);
-int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f);
-void qemu_savevm_state_cancel(Monitor *mon, QEMUFile *f);
-int qemu_loadvm_state(QEMUFile *f);
-
-extern int autostart;
 extern int bios_size;
 
 typedef enum {
-- 
1.7.2.5