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Wed, 14 Aug 2019 22:37:34 +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 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-Headers-End: 1hy1td-004H8V-Bi Subject: Re: [f2fs-dev] [PATCH v8 00/20] fscrypt: key management improvements X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: 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 Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net 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-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel