migration: use migration_is_active to represent active state

Wrap the check into a function to make it easy to read.

Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
Message-Id: <20190717005341.14140-1-richardw.yang@linux.intel.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Wei Yang 2019-07-17 08:53:41 +08:00 committed by Dr. David Alan Gilbert
parent 98b2e3c9ab
commit 8f8d528e73
2 changed files with 9 additions and 4 deletions

View File

@ -60,6 +60,7 @@ void migration_object_init(void);
void migration_shutdown(void);
void qemu_start_incoming_migration(const char *uri, Error **errp);
bool migration_is_idle(void);
bool migration_is_active(MigrationState *);
void add_migration_state_change_notifier(Notifier *notify);
void remove_migration_state_change_notifier(Notifier *notify);
bool migration_in_setup(MigrationState *);

View File

@ -1533,8 +1533,7 @@ static void migrate_fd_cleanup(MigrationState *s)
qemu_fclose(tmp);
}
assert((s->state != MIGRATION_STATUS_ACTIVE) &&
(s->state != MIGRATION_STATUS_POSTCOPY_ACTIVE));
assert(!migration_is_active(s));
if (s->state == MIGRATION_STATUS_CANCELLING) {
migrate_set_state(&s->state, MIGRATION_STATUS_CANCELLING,
@ -1703,6 +1702,12 @@ bool migration_is_idle(void)
return false;
}
bool migration_is_active(MigrationState *s)
{
return (s->state == MIGRATION_STATUS_ACTIVE ||
s->state == MIGRATION_STATUS_POSTCOPY_ACTIVE);
}
void migrate_init(MigrationState *s)
{
/*
@ -3266,8 +3271,7 @@ static void *migration_thread(void *opaque)
trace_migration_thread_setup_complete();
while (s->state == MIGRATION_STATUS_ACTIVE ||
s->state == MIGRATION_STATUS_POSTCOPY_ACTIVE) {
while (migration_is_active(s)) {
int64_t current_time;
if (urgent || !qemu_file_rate_limit(s->to_dst_file)) {