Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

ajax_example_node_update in modules/examples/ajax_example/ajax_example_node_form_alter.inc
Implements hook_node_update().
book_node_update in core/modules/book/book.module
Implements hook_node_update().
entity_crud_hook_test_node_update in core/modules/entity/tests/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_node_update().
menu_node_update in core/modules/menu/menu.module
Implements hook_node_update().
nodeapi_example_node_update in modules/examples/nodeapi_example/nodeapi_example.module
Implements hook_node_update().
node_access_example_node_update in modules/examples/node_access_example/node_access_example.module
Implements hook_node_update().
node_access_test_node_update in core/modules/node/tests/node_access_test/node_access_test.module
Implements hook_node_update().
node_test_node_update in core/modules/node/tests/node_test/node_test.module
Implements hook_node_update().
search_node_update in core/modules/search/search.module
Implements hook_node_update().
taxonomy_node_update in core/modules/taxonomy/taxonomy.module
Implements hook_node_update().
translation_node_update in core/modules/translation/translation.module
Implements hook_node_update().