From patchwork Tue Jun 13 05:24:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Xiubo Li X-Patchwork-Id: 13278029 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5A23C7EE2E for ; Tue, 13 Jun 2023 05:36:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240286AbjFMFgN (ORCPT ); Tue, 13 Jun 2023 01:36:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240264AbjFMFfi (ORCPT ); Tue, 13 Jun 2023 01:35:38 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4273B2967 for ; Mon, 12 Jun 2023 22:32:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1686634310; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YauLOFSYhZZ3E/xd1SpAvpbpkYL6PW2o9e4/IQ1GUcg=; b=g7xQWCGPmtzX1tAElDeiAudLklzpcRm/XhNTD7hgVj6U43Hb3phB/UEN+Fmw2eg5IVivh4 UkcQPMN1QGZkudYATxVcvp2lfDBEIkKbs1DiexSqHzLzVbzHJe6IrrTzpeR9WeVWILJuVt JlrYehaPi0czveOdl9OBp2LPCvUtuRg= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-575-iIMWQ3QQNwuzp8Ivv073PA-1; Tue, 13 Jun 2023 01:31:49 -0400 X-MC-Unique: iIMWQ3QQNwuzp8Ivv073PA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 201E3101AA68; Tue, 13 Jun 2023 05:31:49 +0000 (UTC) Received: from li-a71a4dcc-35d1-11b2-a85c-951838863c8d.ibm.com.com (ovpn-12-155.pek2.redhat.com [10.72.12.155]) by smtp.corp.redhat.com (Postfix) with ESMTP id E92BA1121314; Tue, 13 Jun 2023 05:31:45 +0000 (UTC) From: xiubli@redhat.com To: idryomov@gmail.com, ceph-devel@vger.kernel.org Cc: jlayton@kernel.org, vshankar@redhat.com, mchangir@redhat.com, lhenriques@suse.de, Xiubo Li Subject: [PATCH v20 70/71] ceph: switch ceph_lookup() to use new fscrypt helper Date: Tue, 13 Jun 2023 13:24:23 +0800 Message-Id: <20230613052424.254540-71-xiubli@redhat.com> In-Reply-To: <20230613052424.254540-1-xiubli@redhat.com> References: <20230613052424.254540-1-xiubli@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.3 Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org From: Luís Henriques Instead of setting the no-key dentry in ceph_lookup(), use the new fscrypt_prepare_lookup_partial() helper. We still need to mark the directory as incomplete if the directory was just unlocked. Tested-by: Luís Henriques Tested-by: Venky Shankar Reviewed-by: Milind Changire Reviewed-by: Xiubo Li Signed-off-by: Luís Henriques --- fs/ceph/dir.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index bac2397e0fc9..09bbd0ffbf4f 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -784,14 +784,15 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry, return ERR_PTR(-ENAMETOOLONG); if (IS_ENCRYPTED(dir)) { - err = ceph_fscrypt_prepare_readdir(dir); + bool had_key = fscrypt_has_encryption_key(dir); + + err = fscrypt_prepare_lookup_partial(dir, dentry); if (err < 0) return ERR_PTR(err); - if (!fscrypt_has_encryption_key(dir)) { - spin_lock(&dentry->d_lock); - dentry->d_flags |= DCACHE_NOKEY_NAME; - spin_unlock(&dentry->d_lock); - } + + /* mark directory as incomplete if it has been unlocked */ + if (!had_key && fscrypt_has_encryption_key(dir)) + ceph_dir_clear_complete(dir); } /* can we conclude ENOENT locally? */