commit aefeb18bde45fa629e3055a7bb6637a7dcad8c36
author Dr. David Alan Gilbert <dgilbert@redhat.com> Thu Nov 05 18:10:40 2015 +0000
committer Juan Quintela <quintela@redhat.com> Tue Nov 10 14:51:49 2015 +0100
tree 8086912133e1f0e5f161c2a4ffaa63edba7d206c
parent a776aa15a7e3e08964c6c537314b9590dde27b4d

migrate_init: Call from savevm

Suspend to file is very much like a migrate, and it makes life
easier if we have the Migration state available, so initialise it
in the savevm.c code for suspending.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewd-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>

include/migration/migration.h

diff --git a/include/migration/migration.h b/include/migration/migration.h
index 51bc348..82cc3a6 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -42,10 +42,7 @@
     bool shared;
 };
 
-typedef struct MigrationState MigrationState;
-
 typedef QLIST_HEAD(, LoadStateEntry) LoadStateEntry_Head;
-
 /* State for the incoming migration */
 struct MigrationIncomingState {
     QEMUFile *from_src_file;
@@ -116,6 +113,7 @@
 
 void add_migration_state_change_notifier(Notifier *notify);
 void remove_migration_state_change_notifier(Notifier *notify);
+MigrationState *migrate_init(const MigrationParams *params);
 bool migration_in_setup(MigrationState *);
 bool migration_has_finished(MigrationState *);
 bool migration_has_failed(MigrationState *);

include/qemu/typedefs.h

diff --git a/include/qemu/typedefs.h b/include/qemu/typedefs.h
index 4338767..f7e0ed0 100644
--- a/include/qemu/typedefs.h
+++ b/include/qemu/typedefs.h
@@ -44,6 +44,7 @@
 typedef struct MemoryRegionSection MemoryRegionSection;
 typedef struct MigrationIncomingState MigrationIncomingState;
 typedef struct MigrationParams MigrationParams;
+typedef struct MigrationState MigrationState;
 typedef struct Monitor Monitor;
 typedef struct MouseTransformInfo MouseTransformInfo;
 typedef struct MSIMessage MSIMessage;

migration/migration.c

diff --git a/migration/migration.c b/migration/migration.c
index 6fef544..82efbeb 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -682,7 +682,7 @@
             s->state == MIGRATION_STATUS_FAILED);
 }
 
-static MigrationState *migrate_init(const MigrationParams *params)
+MigrationState *migrate_init(const MigrationParams *params)
 {
     MigrationState *s = migrate_get_current();
     int64_t bandwidth_limit = s->bandwidth_limit;

migration/savevm.c

diff --git a/migration/savevm.c b/migration/savevm.c
index 638aa1f..9dc57d3 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -922,6 +922,8 @@
         .blk = 0,
         .shared = 0
     };
+    MigrationState *ms = migrate_init(&params);
+    ms->file = f;
 
     if (qemu_savevm_state_blocked(errp)) {
         return -EINVAL;