fix: don't do full setup in setupForProvider if all requested providers are authoritative

Signed-off-by: Robin Appelman <[email protected]>

Author: icewind1991

lib/private/Files/SetupManager.php

@@ -643,6 +643,7 @@ static function (ICachedMountInfo $info) use ($rootsMetadata) {
 	}
 
 	private function fullSetupRequired(IUser $user): bool {
+		return true;
 		if ($this->forceFullSetup) {
 			return true;
 		}
@@ -671,7 +672,18 @@ public function setupForProvider(string $path, array $providers): void {
 			return;
 		}
 
-		if ($this->fullSetupRequired($user)) {
+		$providersAreAuthoritative = true;
+		foreach ($providers as $provider) {
+			if(!(
+				is_a($provider, IAuthoritativeMountProvider::class, true)
+				|| is_a($provider, IRootMountProvider::class, true)
+				|| is_a($provider, IHomeMountProvider::class, true)
+			)) {
+				$providersAreAuthoritative = false;
+			}
+		}
+
+		if (!$providersAreAuthoritative && $this->fullSetupRequired($user)) {
 			$this->setupForUser($user);
 			return;
 		}