diff -u b/core/lib/Drupal/Core/Config/ConfigImporter.php b/core/lib/Drupal/Core/Config/ConfigImporter.php
--- b/core/lib/Drupal/Core/Config/ConfigImporter.php
+++ b/core/lib/Drupal/Core/Config/ConfigImporter.php
@@ -762,7 +762,7 @@
       ->setSourceStorage($this->storageComparer->getSourceStorage());
     if ($type == 'module') {
       if ($op == 'uninstall') {
-        if ($reasons = $this->moduleInstaller->validateUninstall(array($name))) {
+        if ($reasons = $this->moduleInstaller->validateUninstall(array($name), FALSE)) {
           $reasons_string = explode(', ', $reasons);
           throw new ConfigImporterException("Module $name cannot be safely uninstalled for the following reasons: $reasons_string.");
         }
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Entity/ContentUninstallValidator.php
+++ b/core/lib/Drupal/Core/Entity/ContentUninstallValidator.php
@@ -33,6 +33,13 @@ public function __construct(EntityManagerInterface $entity_manager, TranslationI
   /**
    * {@inheritdoc}
    */
+  public function isConfigurationBased() {
+    return FALSE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function validate($module) {
     $entity_types = $this->entityManager->getDefinitions();
     $reasons = array();
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Extension/ModuleInstaller.php
+++ b/core/lib/Drupal/Core/Extension/ModuleInstaller.php
@@ -500,10 +500,13 @@ protected function updateKernel($module_filenames) {
   /**
    * {@inheritdoc}
    */
-  public function validateUninstall(array $module_list) {
+  public function validateUninstall(array $module_list, $configuration_based = TRUE) {
     $reasons = array();
     foreach ($module_list as $module) {
       foreach ($this->uninstallValidators as $validator) {
+        if ($configuration_based == FALSE && $validator->isConfigurationBased() == TRUE) {
+          continue;
+        }
         $validation_reasons = $validator->validate($module);
         if (!empty($validation_reasons)) {
           if (!isset($reasons[$module])) {
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Extension/ModuleInstallerInterface.php
+++ b/core/lib/Drupal/Core/Extension/ModuleInstallerInterface.php
@@ -74,11 +74,13 @@ public function addUninstallValidator(ModuleUninstallValidatorInterface $uninsta
    *
    * @param string[] $module_list
    *   An array of module names.
+   * @param bool $configuration_based
+   *   Check with configuration-based validators.
    *
    * @return string[]
    *   An array of reasons the module can not be uninstalled, empty if it can.
    */
-  public function validateUninstall(array $module_list);
+  public function validateUninstall(array $module_list, $configuration_based = TRUE);
 
 }
 
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Extension/ModuleUninstallValidatorInterface.php
+++ b/core/lib/Drupal/Core/Extension/ModuleUninstallValidatorInterface.php
@@ -13,6 +13,14 @@
 interface ModuleUninstallValidatorInterface {
 
   /**
+   * Indicate if this validator is configuration-based.
+   *
+   * @return bool
+   *   TRUE if the validator is configuration-based.
+   */
+  public function isConfigurationBased();
+
+  /**
    * Determines the reasons a module can not be uninstalled.
    *
    * @param string $module
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Field/FieldModuleUninstallValidator.php
+++ b/core/lib/Drupal/Core/Field/FieldModuleUninstallValidator.php
@@ -38,6 +38,13 @@ public function __construct(EntityManagerInterface $entity_manager, TranslationI
   /**
    * {@inheritdoc}
    */
+  public function isConfigurationBased() {
+    return FALSE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function validate($module_name) {
     $reasons = array();