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authorDr. David Alan Gilbert <dgilbert@redhat.com>2021-04-21 12:28:32 +0100
committerDr. David Alan Gilbert <dgilbert@redhat.com>2021-06-08 19:36:18 +0100
commit1df6ddb43b48eacf5e1c7f63f48b507716150e6f (patch)
treee186f35e6693f10159f8a7c042309a2bbcc82f45 /migration
parent5b6116d32694c7d82d433c8fcd2b6afcf299d0c9 (diff)
migration: Add cleanup hook for inwards migration
Add a cleanup hook for incoming migration that gets called at the end as a way for a transport to allow cleanup. Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Message-Id: <20210421112834.107651-4-dgilbert@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration')
-rw-r--r--migration/migration.c3
-rw-r--r--migration/migration.h4
2 files changed, 7 insertions, 0 deletions
diff --git a/migration/migration.c b/migration/migration.c
index 1885860d7b..393299e150 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -280,6 +280,9 @@ void migration_incoming_state_destroy(void)
g_array_free(mis->postcopy_remote_fds, TRUE);
mis->postcopy_remote_fds = NULL;
}
+ if (mis->transport_cleanup) {
+ mis->transport_cleanup(mis->transport_data);
+ }
qemu_event_reset(&mis->main_thread_load_event);
diff --git a/migration/migration.h b/migration/migration.h
index b88bd8fe07..2ebb740dfa 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -49,6 +49,10 @@ struct PostcopyBlocktimeContext;
struct MigrationIncomingState {
QEMUFile *from_src_file;
+ /* A hook to allow cleanup at the end of incoming migration */
+ void *transport_data;
+ void (*transport_cleanup)(void *data);
+
/*
* Free at the start of the main state load, set as the main thread finishes
* loading state.