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migration: simplify migration_iteration_run() 

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
master
Juan Quintela 2022-10-03 02:54:57 +02:00
parent fd70385d38
commit d9df92925e
1 changed files with 12 additions and 12 deletions
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24
migration/migration.c
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@ -3794,23 +3794,23 @@ static MigIterateState migration_iteration_run(MigrationState *s)
pend_pre, pend_compat, pend_post);
}
if (pending_size && pending_size >= s->threshold_size) {
/* Still a significant amount to transfer */
if (!in_postcopy && pend_pre <= s->threshold_size &&
qatomic_read(&s->start_postcopy)) {
if (postcopy_start(s)) {
error_report("%s: postcopy failed to start", __func__);
}
return MIG_ITERATE_SKIP;
}
/* Just another iteration step */
qemu_savevm_state_iterate(s->to_dst_file, in_postcopy);
} else {
if (!pending_size || pending_size < s->threshold_size) {
trace_migration_thread_low_pending(pending_size);
migration_completion(s);
return MIG_ITERATE_BREAK;
}
/* Still a significant amount to transfer */
if (!in_postcopy && pend_pre <= s->threshold_size &&
qatomic_read(&s->start_postcopy)) {
if (postcopy_start(s)) {
error_report("%s: postcopy failed to start", __func__);
}
return MIG_ITERATE_SKIP;
}
/* Just another iteration step */
qemu_savevm_state_iterate(s->to_dst_file, in_postcopy);
return MIG_ITERATE_RESUME;
}