From mboxrd@z Thu Jan 1 00:00:00 1970 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 E6CA2C433EF for ; Thu, 31 Mar 2022 15:34:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238793AbiCaPfv (ORCPT ); Thu, 31 Mar 2022 11:35:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50432 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238600AbiCaPeq (ORCPT ); Thu, 31 Mar 2022 11:34:46 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 94D36224531; Thu, 31 Mar 2022 08:31:55 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 06A50B8217F; Thu, 31 Mar 2022 15:31:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2E957C340F3; Thu, 31 Mar 2022 15:31:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1648740712; bh=QSQJwXnQ26aopltanKUAuklulNeW880EC3N09Fc3UKo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HzVgkGde2t+Rsd/WDLzjS2AV5j2z0EuZtUuTaAlNIseuuY/uzMEVaNT4QJ9Lbu/BA Y1+hrN5bNH88h3DljdeM5j0YQeDx12ym/iVV9S7dWI/uW68PyDEBLezM/k/63CkRAF iJAKAnFrl4ZRxb5Ttk/LyG5UPif4b2+2KL9SbueCN3cBWsRHb2zNLyF+AJAUVO9l33 k2m9tWUrjHVE4cl9a5UE2VlwgrvAYDxF/ljihUIUkw1t0VaNlquUIsnlWD9ALnDWuj BhwI66EOgpn3D7L4rfbPI+/7h3CAdQRSXkVwiVrf0s0EAhm5E/l5IteM7s0yDnPuY7 xaxRhbOpU/sCQ== From: Jeff Layton To: ceph-devel@vger.kernel.org Cc: xiubli@redhat.com, idryomov@gmail.com, lhenriques@suse.de, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v12 22/54] ceph: make d_revalidate call fscrypt revalidator for encrypted dentries Date: Thu, 31 Mar 2022 11:30:58 -0400 Message-Id: <20220331153130.41287-23-jlayton@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220331153130.41287-1-jlayton@kernel.org> References: <20220331153130.41287-1-jlayton@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If we have a dentry which represents a no-key name, then we need to test whether the parent directory's encryption key has since been added. Do that before we test anything else about the dentry. Signed-off-by: Jeff Layton --- fs/ceph/dir.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 897f8618151b..caf2547c3fe1 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -1709,6 +1709,10 @@ static int ceph_d_revalidate(struct dentry *dentry, unsigned int flags) struct inode *dir, *inode; struct ceph_mds_client *mdsc; + valid = fscrypt_d_revalidate(dentry, flags); + if (valid <= 0) + return valid; + if (flags & LOOKUP_RCU) { parent = READ_ONCE(dentry->d_parent); dir = d_inode_rcu(parent); @@ -1721,8 +1725,8 @@ static int ceph_d_revalidate(struct dentry *dentry, unsigned int flags) inode = d_inode(dentry); } - dout("d_revalidate %p '%pd' inode %p offset 0x%llx\n", dentry, - dentry, inode, ceph_dentry(dentry)->offset); + dout("d_revalidate %p '%pd' inode %p offset 0x%llx nokey %d\n", dentry, + dentry, inode, ceph_dentry(dentry)->offset, !!(dentry->d_flags & DCACHE_NOKEY_NAME)); mdsc = ceph_sb_to_client(dir->i_sb)->mdsc; -- 2.35.1