From patchwork Wed Feb 20 06:52:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Biggers X-Patchwork-Id: 1045122 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-ext4-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="pTuMT6GK"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 4447dT3Kkcz9s9T for ; Wed, 20 Feb 2019 17:54:53 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728757AbfBTGyw (ORCPT ); Wed, 20 Feb 2019 01:54:52 -0500 Received: from mail.kernel.org ([198.145.29.99]:54402 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730477AbfBTGyo (ORCPT ); Wed, 20 Feb 2019 01:54:44 -0500 Received: from sol.localdomain (c-107-3-167-184.hsd1.ca.comcast.net [107.3.167.184]) (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 63A6A2195D; Wed, 20 Feb 2019 06:54:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1550645684; bh=jI8wR34fhjLlNv9cHkmwzTy3RMmCx/+WVb8gROflJo8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pTuMT6GKyKLnVSjxDvkOxaGEH0cbViUhM0bgi/EG//msR5hxaGFpVpyImUOk2WBsL Ya9jqXtMri2gOrwLZ9rWmV/aqBVdSdI+kJmp8yM/zl0YMzn448DMT0/CppZKbVieUw uk9FCaFr8I6fp9Ob9V5XmWEYX2XJ6NFnQdviI1P0= 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: [RFC PATCH v3 17/18] ubifs: wire up new fscrypt ioctls Date: Tue, 19 Feb 2019 22:52:48 -0800 Message-Id: <20190220065249.32099-18-ebiggers@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190220065249.32099-1-ebiggers@kernel.org> References: <20190220065249.32099-1-ebiggers@kernel.org> MIME-Version: 1.0 Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@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, as well as the fscrypt patches that added the implementation of these ioctls. Signed-off-by: Eric Biggers --- fs/ubifs/ioctl.c | 24 ++++++++++++++++++------ fs/ubifs/super.c | 3 +++ 2 files changed, 21 insertions(+), 6 deletions(-) diff --git a/fs/ubifs/ioctl.c b/fs/ubifs/ioctl.c index 0f9c362a3402..5f4c4620f9c4 100644 --- a/fs/ubifs/ioctl.c +++ b/fs/ubifs/ioctl.c @@ -197,13 +197,21 @@ long ubifs_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return -EOPNOTSUPP; #endif } - case FS_IOC_GET_ENCRYPTION_POLICY: { -#ifdef CONFIG_FS_ENCRYPTION + + case FS_IOC_GET_ENCRYPTION_POLICY: return fscrypt_ioctl_get_policy(file, (void __user *)arg); -#else - return -EOPNOTSUPP; -#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; @@ -222,6 +230,10 @@ 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 8dc2818fdd84..32937c887794 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -1982,6 +1982,9 @@ const struct super_operations ubifs_super_operations = { .destroy_inode = ubifs_destroy_inode, .put_super = ubifs_put_super, .write_inode = ubifs_write_inode, +#ifdef CONFIG_FS_ENCRYPTION + .drop_inode = fscrypt_drop_inode, +#endif .evict_inode = ubifs_evict_inode, .statfs = ubifs_statfs, .dirty_inode = ubifs_dirty_inode,