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authorPaolo Bonzini <pbonzini@redhat.com>2013-02-22 17:36:09 +0100
committerJuan Quintela <quintela@redhat.com>2013-03-11 13:32:00 +0100
commit7a2c17216cd5ae4c22844123b8e9360d517932f8 (patch)
tree0706bacc37853ff1f0547a839bade57c6282d7fc /migration.c
parent891518abd804401978e402d588733e282be960ad (diff)
migration: move more error handling to migrate_fd_cleanup
The next patch will add more cases where qemu_savevm_state_cancel needs to be called; prepare for that already, the function can be called twice with no ill effect. Reviewed-by: Orit Wasserman <owasserm@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'migration.c')
-rw-r--r--migration.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/migration.c b/migration.c
index 65e8583517..10ce9fe6a2 100644
--- a/migration.c
+++ b/migration.c
@@ -260,7 +260,7 @@ void qmp_migrate_set_capabilities(MigrationCapabilityStatusList *params,
/* shared migration helpers */
-static int migrate_fd_cleanup(MigrationState *s)
+static void migrate_fd_cleanup(MigrationState *s)
{
int ret = 0;
@@ -271,7 +271,13 @@ static int migrate_fd_cleanup(MigrationState *s)
}
assert(s->fd == -1);
- return ret;
+ if (ret < 0 && s->state == MIG_STATE_ACTIVE) {
+ s->state = MIG_STATE_ERROR;
+ }
+
+ if (s->state != MIG_STATE_ACTIVE) {
+ qemu_savevm_state_cancel();
+ }
}
void migrate_fd_error(MigrationState *s)
@@ -285,9 +291,8 @@ void migrate_fd_error(MigrationState *s)
static void migrate_fd_completed(MigrationState *s)
{
DPRINTF("setting completed state\n");
- if (migrate_fd_cleanup(s) < 0) {
- s->state = MIG_STATE_ERROR;
- } else {
+ migrate_fd_cleanup(s);
+ if (s->state == MIG_STATE_ACTIVE) {
s->state = MIG_STATE_COMPLETED;
runstate_set(RUN_STATE_POSTMIGRATE);
}
@@ -322,7 +327,6 @@ static void migrate_fd_cancel(MigrationState *s)
s->state = MIG_STATE_CANCELLED;
notifier_list_notify(&migration_state_notifiers, s);
- qemu_savevm_state_cancel();
migrate_fd_cleanup(s);
}