// if we're not already namespace-scoped, see if the field selector narrows the scope of the watch
	if requestNamespace, _ := genericapirequest.NamespaceFrom(ctx); len(requestNamespace) == 0 {
		if selectorNamespace, ok := p.MatchesSingleNamespace(); ok {
			if len(validation.ValidateNamespaceName(selectorNamespace, false)) == 0 {
				ctx = genericapirequest.WithNamespace(ctx, selectorNamespace)
			}
		}
	}