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From: Eric Biggers <ebiggers@kernel.org>
To: Chao Yu <yuchao0@huawei.com>
Cc: linux-fscrypt@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	linux-ext4@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-mtd@lists.infradead.org, linux-api@vger.kernel.org,
	linux-crypto@vger.kernel.org, keyrings@vger.kernel.org,
	Paul Crowley <paulcrowley@google.com>,
	Satya Tangirala <satyat@google.com>
Subject: Re: [PATCH v7 14/16] f2fs: wire up new fscrypt ioctls
Date: Fri, 2 Aug 2019 10:31:49 -0700	[thread overview]
Message-ID: <20190802173148.GA51937@gmail.com> (raw)
In-Reply-To: <e3cf53a7-faf2-0321-22de-07d2e2783752@huawei.com>

On Fri, Aug 02, 2019 at 04:10:15PM +0800, Chao Yu wrote:
> Hi Eric,
> 
> On 2019/7/27 6:41, Eric Biggers wrote:
> > From: Eric Biggers <ebiggers@google.com>
> > 
> > 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 f2fs_drop_inode() call
> > fscrypt_drop_inode().
> > 
> > For more details see Documentation/filesystems/fscrypt.rst and the
> > fscrypt patches that added the implementation of these ioctls.
> > 
> > Signed-off-by: Eric Biggers <ebiggers@google.com>
> 
> Reviewed-by: Chao Yu <yuchao0@huawei.com>
> 
> BTW, do you think it needs to make xxfs_has_support_encrypt() function be a
> common interface defined in struct fscrypt_operations, as I see all
> fscrypt_ioctl_*() needs to check with it, tho such cleanup is minor...
> 

Maybe.  It would work nicely for ext4 and f2fs, but ubifs does things
differently since it automatically enables the encryption feature if needed.
So we'd have to make the callback optional.

In any case, I think this should be separate from this patchset.

- Eric

  reply	other threads:[~2019-08-02 17:31 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-26 22:41 [PATCH v7 00/16] fscrypt: key management improvements Eric Biggers
2019-07-26 22:41 ` [PATCH v7 01/16] fs, fscrypt: move uapi definitions to new header <linux/fscrypt.h> Eric Biggers
2019-07-28 15:08   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 02/16] fscrypt: use FSCRYPT_ prefix for uapi constants Eric Biggers
2019-07-26 22:41 ` [PATCH v7 03/16] fscrypt: use FSCRYPT_* definitions, not FS_* Eric Biggers
2019-07-26 22:41 ` [PATCH v7 04/16] fscrypt: add ->ci_inode to fscrypt_info Eric Biggers
2019-07-28 15:09   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 05/16] fscrypt: refactor v1 policy key setup into keysetup_legacy.c Eric Biggers
2019-07-28 15:40   ` Theodore Y. Ts'o
2019-07-29 19:37     ` Eric Biggers
2019-07-26 22:41 ` [PATCH v7 06/16] fscrypt: add FS_IOC_ADD_ENCRYPTION_KEY ioctl Eric Biggers
2019-07-28 18:50   ` Theodore Y. Ts'o
2019-07-29 19:46     ` Eric Biggers
2019-07-29 20:14       ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 07/16] fscrypt: add FS_IOC_REMOVE_ENCRYPTION_KEY ioctl Eric Biggers
2019-07-28 19:24   ` Theodore Y. Ts'o
2019-07-29 19:58     ` Eric Biggers
2019-07-31 18:38       ` Eric Biggers
2019-07-31 23:38         ` Theodore Y. Ts'o
2019-08-01  1:11           ` [f2fs-dev] " Eric Biggers
2019-08-01  5:31             ` Theodore Y. Ts'o
2019-08-01 18:35               ` Eric Biggers
2019-08-01 18:46                 ` Eric Biggers
2019-08-01 22:04               ` Eric Biggers
2019-08-02  4:38                 ` Eric Biggers
2019-08-12 14:16                   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 08/16] fscrypt: add FS_IOC_GET_ENCRYPTION_KEY_STATUS ioctl Eric Biggers
2019-07-28 19:30   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 09/16] fscrypt: add an HKDF-SHA512 implementation Eric Biggers
2019-07-28 19:39   ` Theodore Y. Ts'o
2019-07-29 20:29     ` Eric Biggers
2019-07-29 21:42       ` James Bottomley
2019-07-26 22:41 ` [PATCH v7 10/16] fscrypt: v2 encryption policy support Eric Biggers
2019-07-28 21:17   ` Theodore Y. Ts'o
2019-07-29 20:46     ` Eric Biggers
2019-07-26 22:41 ` [PATCH v7 11/16] fscrypt: allow unprivileged users to add/remove keys for v2 policies Eric Biggers
2019-07-28 21:22   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 12/16] fscrypt: require that key be added when setting a v2 encryption policy Eric Biggers
2019-07-28 21:24   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 13/16] ext4: wire up new fscrypt ioctls Eric Biggers
2019-07-28 21:24   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 14/16] f2fs: " Eric Biggers
2019-07-30  0:36   ` Jaegeuk Kim
2019-08-02  8:10   ` Chao Yu
2019-08-02 17:31     ` Eric Biggers [this message]
2019-08-04  9:42       ` [f2fs-dev] " Chao Yu
2019-07-26 22:41 ` [PATCH v7 15/16] ubifs: " Eric Biggers
2019-07-30  0:39   ` Theodore Y. Ts'o
2019-07-26 22:41 ` [PATCH v7 16/16] fscrypt: document the new ioctls and policy version Eric Biggers
2019-07-29  2:00   ` Theodore Y. Ts'o
2019-07-29 21:36     ` Eric Biggers

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