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From: Christian Brauner <brauner@kernel.org>
To: Jeff Layton <jlayton@kernel.org>, Jan Kara <jack@suse.com>,
	Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@kernel.dk>,
	Josef Bacik <josef@toxicpanda.com>
Cc: Christian Brauner <brauner@kernel.org>,
	Eric Biggers <ebiggers@kernel.org>,
	"Theodore Y. Ts'o" <tytso@mit.edu>,
	linux-fsdevel@vger.kernel.org, linux-fscrypt@vger.kernel.org,
	fsverity@lists.linux.dev
Subject: [PATCH v3 08/13] fs: add fsverity offset
Date: Tue, 22 Jul 2025 21:27:26 +0200	[thread overview]
Message-ID: <20250722-work-inode-fscrypt-v3-8-bdc1033420a0@kernel.org> (raw)
In-Reply-To: <20250722-work-inode-fscrypt-v3-0-bdc1033420a0@kernel.org>

Store the offset of the fsverity data pointer from struct inode in
struct super_operations. Both are embedded in the filesystem's private
inode.

This will allow us to drop the fsverity data pointer from struct inode
itself and move it into the filesystem's inode.

Signed-off-by: Christian Brauner <brauner@kernel.org>
---
 include/linux/fs.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index a2bf23b51bb9..f7acf17550f1 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2329,6 +2329,7 @@ enum freeze_holder {
 
 struct super_operations {
 	ptrdiff_t i_fscrypt;
+	ptrdiff_t i_fsverity;
    	struct inode *(*alloc_inode)(struct super_block *sb);
 	void (*destroy_inode)(struct inode *);
 	void (*free_inode)(struct inode *);

-- 
2.47.2


  parent reply	other threads:[~2025-07-22 19:28 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <fhppu2rnsykr5obrib3btw7wemislq36wufnbl67salvoguaof@kkxaosrv3oho>
2025-07-22 12:57 ` [PATCH RFC DRAFT v2 00/13] Move fscrypt and fsverity out of struct inode Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 01/13] fs: add fscrypt offset Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 02/13] fs/crypto: use accessors Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 03/13] ext4: move fscrypt to filesystem inode Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 04/13] ubifs: " Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 05/13] f2fs: " Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 06/13] ceph: " Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 07/13] fs: drop i_crypt_info from struct inode Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 08/13] fs: add fsverity offset Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 09/13] fs/verity: use accessors Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 10/13] btrfs: move fsverity to filesystem inode Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 11/13] ext4: " Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 12/13] f2fs: " Christian Brauner
2025-07-22 12:57   ` [PATCH RFC DRAFT v2 13/13] fs: drop i_verity_info from struct inode Christian Brauner
2025-07-22 13:09   ` [PATCH RFC DRAFT v2 00/13] Move fscrypt and fsverity out of " Christian Brauner
2025-07-22 19:27     ` [PATCH v3 " Christian Brauner
2025-07-22 19:27       ` [PATCH v3 01/13] fs: add fscrypt offset Christian Brauner
2025-07-22 20:02         ` Eric Biggers
2025-07-23  7:48           ` Christian Brauner
2025-07-23  3:49         ` Al Viro
2025-07-22 19:27       ` [PATCH v3 02/13] fs/crypto: use accessors Christian Brauner
2025-07-22 19:27       ` [PATCH v3 03/13] ext4: move fscrypt to filesystem inode Christian Brauner
2025-07-22 20:07         ` Eric Biggers
2025-07-23  8:59           ` Christian Brauner
2025-07-22 19:27       ` [PATCH v3 04/13] ubifs: " Christian Brauner
2025-07-22 19:27       ` [PATCH v3 05/13] f2fs: " Christian Brauner
2025-07-22 19:27       ` [PATCH v3 06/13] ceph: " Christian Brauner
2025-07-22 20:14         ` Eric Biggers
2025-07-23  8:58           ` Christian Brauner
2025-07-22 19:27       ` [PATCH v3 07/13] fs: drop i_crypt_info from struct inode Christian Brauner
2025-07-22 20:19         ` Eric Biggers
2025-07-23  8:52           ` Christian Brauner
2025-07-22 19:27       ` Christian Brauner [this message]
2025-07-23  3:53         ` [PATCH v3 08/13] fs: add fsverity offset Al Viro
2025-07-22 19:27       ` [PATCH v3 09/13] fs/verity: use accessors Christian Brauner
2025-07-22 20:25         ` Eric Biggers
2025-07-23  8:55           ` Christian Brauner
2025-07-22 19:27       ` [PATCH v3 10/13] btrfs: move fsverity to filesystem inode Christian Brauner
2025-07-22 19:27       ` [PATCH v3 11/13] ext4: " Christian Brauner
2025-07-22 19:27       ` [PATCH v3 12/13] f2fs: " Christian Brauner
2025-07-22 19:27       ` [PATCH v3 13/13] fs: drop i_verity_info from struct inode Christian Brauner
2025-07-23 10:57       ` [PATCH v4 00/15] Move fscrypt and fsverity out of " Christian Brauner
2025-07-23 10:57         ` [PATCH v4 01/15] fs: add fscrypt offset Christian Brauner
2025-07-23 10:57         ` [PATCH v4 02/15] fs/crypto: use accessors Christian Brauner
2025-07-25  0:29           ` Eric Biggers
2025-07-25  4:01           ` Eric Biggers
2025-07-23 10:57         ` [PATCH v4 03/15] ext4: move fscrypt to filesystem inode Christian Brauner
2025-07-25  0:32           ` Eric Biggers
2025-07-23 10:57         ` [PATCH v4 04/15] ubifs: " Christian Brauner
2025-07-23 10:57         ` [PATCH v4 05/15] f2fs: " Christian Brauner
2025-07-23 10:57         ` [PATCH v4 06/15] ceph: " Christian Brauner
2025-07-25  0:34           ` Eric Biggers
2025-07-25  8:15             ` Christian Brauner
2025-07-23 10:57         ` [PATCH v4 07/15] fs: drop i_crypt_info from struct inode Christian Brauner
2025-07-25  0:38           ` Eric Biggers
2025-07-23 10:57         ` [PATCH v4 08/15] fscrypt: rephrase documentation and comments Christian Brauner
2025-07-25  0:35           ` Eric Biggers
2025-07-23 10:57         ` [PATCH v4 09/15] fs: add fsverity offset Christian Brauner
2025-07-25  0:45           ` Eric Biggers
2025-07-23 10:57         ` [PATCH v4 10/15] fs/verity: use accessors Christian Brauner
2025-07-23 10:57         ` [PATCH v4 11/15] btrfs: move fsverity to filesystem inode Christian Brauner
2025-07-23 10:57         ` [PATCH v4 12/15] ext4: " Christian Brauner
2025-07-23 10:57         ` [PATCH v4 13/15] f2fs: " Christian Brauner
2025-07-23 10:57         ` [PATCH v4 14/15] fs: drop i_verity_info from struct inode Christian Brauner
2025-07-25  0:43           ` Eric Biggers
2025-07-23 10:57         ` [PATCH v4 15/15] fsverity: rephrase documentation and comments Christian Brauner
2025-07-22 13:50   ` [PATCH RFC DRAFT v2 00/13] Move fscrypt and fsverity out of struct inode Jeff Layton

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