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=-20.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 272C7C4332F for ; Mon, 20 Sep 2021 16:59:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0E9F161A03 for ; Mon, 20 Sep 2021 16:59:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244018AbhITRA0 (ORCPT ); Mon, 20 Sep 2021 13:00:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:45174 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343683AbhITQ4n (ORCPT ); Mon, 20 Sep 2021 12:56:43 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 689CB61350; Mon, 20 Sep 2021 16:51:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1632156686; bh=7DcOuY0O7gWl9b7yzExv33fKZSCdPDnTi+RIBRHA8Og=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=p6Q7pkUMCuxlMjAucbAHQP4F7w9mpuAUgOsBkSr3pLs0x6hnEMozRCc2MqFLaKH8g wPQPgeVAIXF74piIE9HUoM7tzZUHY1zAEaXAJQmRzjbIXvuhRF4082mbfo8iUKDcG1 0/XVuytp39uC9dTBVoRAgbTHZAu/2Sx0u877zroA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Christoph Hellwig , Jens Axboe , Sasha Levin Subject: [PATCH 4.9 007/175] cryptoloop: add a deprecation warning Date: Mon, 20 Sep 2021 18:40:56 +0200 Message-Id: <20210920163918.308651739@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210920163918.068823680@linuxfoundation.org> References: <20210920163918.068823680@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Christoph Hellwig [ Upstream commit 222013f9ac30b9cec44301daa8dbd0aae38abffb ] Support for cryptoloop has been officially marked broken and deprecated in favor of dm-crypt (which supports the same broken algorithms if needed) in Linux 2.6.4 (released in March 2004), and support for it has been entirely removed from losetup in util-linux 2.23 (released in April 2013). Add a warning and a deprecation schedule. Signed-off-by: Christoph Hellwig Link: https://lore.kernel.org/r/20210827163250.255325-1-hch@lst.de Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- drivers/block/Kconfig | 4 ++-- drivers/block/cryptoloop.c | 2 ++ 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 894102fd5a06..b701c79f07e5 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -257,7 +257,7 @@ config BLK_DEV_LOOP_MIN_COUNT dynamically allocated with the /dev/loop-control interface. config BLK_DEV_CRYPTOLOOP - tristate "Cryptoloop Support" + tristate "Cryptoloop Support (DEPRECATED)" select CRYPTO select CRYPTO_CBC depends on BLK_DEV_LOOP @@ -269,7 +269,7 @@ config BLK_DEV_CRYPTOLOOP WARNING: This device is not safe for journaled file systems like ext3 or Reiserfs. Please use the Device Mapper crypto module instead, which can be configured to be on-disk compatible with the - cryptoloop device. + cryptoloop device. cryptoloop support will be removed in Linux 5.16. source "drivers/block/drbd/Kconfig" diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c index 3d31761c0ed0..adbfd3e2a60f 100644 --- a/drivers/block/cryptoloop.c +++ b/drivers/block/cryptoloop.c @@ -203,6 +203,8 @@ init_cryptoloop(void) if (rc) printk(KERN_ERR "cryptoloop: loop_register_transfer failed\n"); + else + pr_warn("the cryptoloop driver has been deprecated and will be removed in in Linux 5.16\n"); return rc; } -- 2.30.2