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=0.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,FSL_HELO_FAKE,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 5CDB4C433FF for ; Wed, 14 Aug 2019 22:37:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2BE65208C2 for ; Wed, 14 Aug 2019 22:37:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ALqeRms5"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Kd+k8Kc/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2BE65208C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rAOrgbGV6m3ePIqFkcu7Nx1U4kdE47tc41DOmjAU59Q=; b=ALqeRms5ezua9g NNZoZej/Tk4FTclgOmitSOSXDO3FA7ILIByOA3T2wxhanO8S8iJ142wMbdS9UhY1wLd72p4F93N48 8GN5psJI0m4PM+enL+UK103VvwvZoxUI71KvRXFkwgk6A3S+5l/x7qAuHu8Xfb8E60BiVCHzUjQu9 fFFLcaWnt0ypmZoD0rW/h5qp0qk9MZ6vgVrqLrAOVDpfEtLAKnNfxq7qdxJhjfx2kuxZWuqWNKZvW X+3j9zRCmvIhPS2Sl4mxy0f5Jn1PP1pdrKruzvbPZKKi1RUSc/n7uV/vJBsX0WOZBP/FGzPyZD9xr 9y9YDwqqJY9ffq93hBrQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hy1ta-0006up-8X; Wed, 14 Aug 2019 22:37:30 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hy1tY-0006uW-0s for linux-mtd@lists.infradead.org; Wed, 14 Aug 2019 22:37:29 +0000 Received: from gmail.com (unknown [104.132.1.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5380A208C2; Wed, 14 Aug 2019 22:37:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565822247; bh=zZu436fUH/jVRbuBikAqFWcrS6iRdnYyiGm2WREqNhk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Kd+k8Kc/rEbGv/TrtNBMq15M+vYNbAt/FTQ+D0vmw7cYxvFayrGWgFSLnSnlbLdnn c7ZNIKcI1QJjSXqgnA9fVIOBWcef8YR0lm1z6vtXFe0kH+LJGNkdiwYmd0p4/fCjAe +BraiOijhZifnnC1UtWKoYgFI6mf0uxQ304q3m0o= Date: Wed, 14 Aug 2019 15:37:25 -0700 From: Eric Biggers To: linux-fscrypt@vger.kernel.org Subject: Re: [PATCH v8 00/20] fscrypt: key management improvements Message-ID: <20190814223725.GF101319@gmail.com> Mail-Followup-To: linux-fscrypt@vger.kernel.org, Satya Tangirala , Theodore Ts'o , 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, Jaegeuk Kim , linux-ext4@vger.kernel.org, Paul Crowley References: <20190805162521.90882-1-ebiggers@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190805162521.90882-1-ebiggers@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190814_153728_087786_F5481653 X-CRM114-Status: GOOD ( 12.40 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-ext4@vger.kernel.org, Theodore Ts'o , 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, Jaegeuk Kim , Satya Tangirala , Paul Crowley Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org On Mon, Aug 05, 2019 at 09:25:01AM -0700, Eric Biggers wrote: > Hello, > > [Note: I'd like to apply this for v5.4. Additional review is greatly > appreciated, especially of the API before it's set in stone. Thanks!] > > This patchset makes major improvements to how keys are added, removed, > and derived in fscrypt, aka ext4/f2fs/ubifs encryption. It does this by > adding new ioctls that add and remove encryption keys directly to/from > the filesystem, and by adding a new encryption policy version ("v2") > where the user-provided keys are only used as input to HKDF-SHA512 and > are identified by their cryptographic hash. > > All new APIs and all cryptosystem changes are documented in > Documentation/filesystems/fscrypt.rst. Userspace can use the new key > management ioctls with existing encrypted directories, but migrating to > v2 encryption policies is needed for the full benefits. > I've applied this patchset to the fscrypt tree for 5.4. - Eric ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/