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>
This commit is contained in:
Dr. David Alan Gilbert 2015-11-05 18:10:40 +00:00 committed by Juan Quintela
parent a776aa15a7
commit aefeb18bde
4 changed files with 5 additions and 4 deletions

View File

@ -42,10 +42,7 @@ struct MigrationParams {
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 @@ int migrate_fd_close(MigrationState *s);
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 *);

View File

@ -44,6 +44,7 @@ typedef struct MemoryRegion MemoryRegion;
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;

View File

@ -682,7 +682,7 @@ bool migration_has_failed(MigrationState *s)
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;

View File

@ -922,6 +922,8 @@ static int qemu_savevm_state(QEMUFile *f, Error **errp)
.blk = 0,
.shared = 0
};
MigrationState *ms = migrate_init(&params);
ms->file = f;
if (qemu_savevm_state_blocked(errp)) {
return -EINVAL;