wp-includes/ms-site.php:1289Cleans the necessary caches after specific site data has been updated.
$new_siteWP_Site$old_siteWP_Sitefunction wp_maybe_clean_new_site_cache_on_update( $new_site, $old_site ) { if ( $old_site->domain !== $new_site->domain || $old_site->path !== $new_site->path ) { clean_blog_cache( $new_site ); }}Introduced in 5.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/ms-site.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.