Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964912AbcKMV2k (ORCPT ); Sun, 13 Nov 2016 16:28:40 -0500 Received: from mail.sigma-star.at ([95.130.255.111]:46004 "EHLO mail.sigma-star.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935021AbcKMVV4 (ORCPT ); Sun, 13 Nov 2016 16:21:56 -0500 From: Richard Weinberger To: linux-mtd@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, dedekind1@gmail.com, adrian.hunter@intel.com, tytso@mit.edu, jaegeuk@kernel.org, david@sigma-star.at, wd@denx.de, sbabic@denx.de, dengler@linutronix.de, ebiggers@google.com, mhalcrow@google.com, hch@infradead.org, Richard Weinberger Subject: [PATCH 08/29] ubifs: Define UBIFS crypto context xattr Date: Sun, 13 Nov 2016 22:20:51 +0100 Message-Id: <1479072072-6844-9-git-send-email-richard@nod.at> X-Mailer: git-send-email 2.7.3 In-Reply-To: <1479072072-6844-1-git-send-email-richard@nod.at> References: <1479072072-6844-1-git-send-email-richard@nod.at> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 708 Lines: 28 Like ext4 UBIFS will store the crypto context in a xattr attribute. Signed-off-by: Richard Weinberger --- fs/ubifs/ubifs-media.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/fs/ubifs/ubifs-media.h b/fs/ubifs/ubifs-media.h index e24380cf46ed..d47e9569b3de 100644 --- a/fs/ubifs/ubifs-media.h +++ b/fs/ubifs/ubifs-media.h @@ -301,6 +301,13 @@ enum { #define UBIFS_MAX_NODE_SZ UBIFS_MAX_INO_NODE_SZ /* + * xattr name of UBIFS encryption context, we don't use a prefix + * nor a long name to not waste space on the flash. + */ +#define UBIFS_XATTR_NAME_ENCRYPTION_CONTEXT "c" + + +/* * On-flash inode flags. * * UBIFS_COMPR_FL: use compression for this inode -- 2.7.3