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 X-Spam-Level: X-Spam-Status: No, score=-9.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BCBFFC282DD for ; Thu, 18 Apr 2019 23:30:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8AA34214DA for ; Thu, 18 Apr 2019 23:30:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555630240; bh=PvjJ/fDeVddJuHgsxQWMlI/2ylcoj1MaOaDzW3rH+AU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=1MjrYfCl/eDvl3e1ZEpnzjLV0P0PSyDmZbL5nC4U6FQZ+nRxNYadEEw1VHubJImxa ynE46kU3m+yi4jQDRsulUHqwhdc4VAQNlwaS6q6vWooTnmj/FWPfIC71V4kYIgagZ6 ndmTpH8digBRn/rwsUlDjC8ehJnheE6oHsEY53mk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726683AbfDRXai (ORCPT ); Thu, 18 Apr 2019 19:30:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:58962 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726562AbfDRXab (ORCPT ); Thu, 18 Apr 2019 19:30:31 -0400 Received: from ebiggers-linuxstation.mtv.corp.google.com (unknown [104.132.1.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9B72C218D3; Thu, 18 Apr 2019 23:30:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555630230; bh=PvjJ/fDeVddJuHgsxQWMlI/2ylcoj1MaOaDzW3rH+AU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mnUow4Bhb1Dj2YuO+m5m1qvyojzntMogqPMKUqXaptOM2Pa85Q2WdRsV90HHtR0e5 dPYyAzliOC03ac1W8HxxEw/HVigSMm+XJabOAHQlBV7LVeWLfi2DC8pv/4ZWuiA3lc LGWmpuuWaTNJ9mFsItUpH2HIE2SB5judE5pUqBqw= From: Eric Biggers To: linux-fscrypt@vger.kernel.org Cc: Satya Tangirala , linux-api@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, keyrings@vger.kernel.org, linux-mtd@lists.infradead.org, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, Paul Crowley Subject: [PATCH v5 15/16] ubifs: wire up new fscrypt ioctls Date: Thu, 18 Apr 2019 16:29:22 -0700 Message-Id: <20190418232923.250800-16-ebiggers@kernel.org> X-Mailer: git-send-email 2.21.0.392.gf8f6787159e-goog In-Reply-To: <20190418232923.250800-1-ebiggers@kernel.org> References: <20190418232923.250800-1-ebiggers@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Eric Biggers Wire up the new ioctls for adding and removing fscrypt keys to/from the filesystem, and the new ioctl for retrieving v2 encryption policies. FS_IOC_REMOVE_ENCRYPTION_KEY also required making UBIFS use fscrypt_drop_inode(). For more details see Documentation/filesystems/fscrypt.rst and the fscrypt patches that added the implementation of these ioctls. Signed-off-by: Eric Biggers --- fs/ubifs/ioctl.c | 16 ++++++++++++++++ fs/ubifs/super.c | 11 +++++++++++ 2 files changed, 27 insertions(+) diff --git a/fs/ubifs/ioctl.c b/fs/ubifs/ioctl.c index 82e4e6a30b044..c379b2505c4df 100644 --- a/fs/ubifs/ioctl.c +++ b/fs/ubifs/ioctl.c @@ -213,6 +213,18 @@ long ubifs_ioctl(struct file *file, unsigned int cmd, unsigned long arg) #endif } + case FS_IOC_GET_ENCRYPTION_POLICY_EX: + return fscrypt_ioctl_get_policy_ex(file, (void __user *)arg); + + case FS_IOC_ADD_ENCRYPTION_KEY: + return fscrypt_ioctl_add_key(file, (void __user *)arg); + + case FS_IOC_REMOVE_ENCRYPTION_KEY: + return fscrypt_ioctl_remove_key(file, (const void __user *)arg); + + case FS_IOC_GET_ENCRYPTION_KEY_STATUS: + return fscrypt_ioctl_get_key_status(file, (void __user *)arg); + default: return -ENOTTY; } @@ -230,6 +242,10 @@ long ubifs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) break; case FS_IOC_SET_ENCRYPTION_POLICY: case FS_IOC_GET_ENCRYPTION_POLICY: + case FS_IOC_GET_ENCRYPTION_POLICY_EX: + case FS_IOC_ADD_ENCRYPTION_KEY: + case FS_IOC_REMOVE_ENCRYPTION_KEY: + case FS_IOC_GET_ENCRYPTION_KEY_STATUS: break; default: return -ENOIOCTLCMD; diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index 19fd210987457..2d68cfd872f64 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -335,6 +335,16 @@ static int ubifs_write_inode(struct inode *inode, struct writeback_control *wbc) return err; } +static int ubifs_drop_inode(struct inode *inode) +{ + int drop = generic_drop_inode(inode); + + if (!drop) + drop = fscrypt_drop_inode(inode); + + return drop; +} + static void ubifs_evict_inode(struct inode *inode) { int err; @@ -1983,6 +1993,7 @@ const struct super_operations ubifs_super_operations = { .destroy_inode = ubifs_destroy_inode, .put_super = ubifs_put_super, .write_inode = ubifs_write_inode, + .drop_inode = ubifs_drop_inode, .evict_inode = ubifs_evict_inode, .statfs = ubifs_statfs, .dirty_inode = ubifs_dirty_inode, -- 2.21.0.392.gf8f6787159e-goog