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From: Josef Bacik <josef@toxicpanda.com>
To: kernel-team@fb.com, linux-fsdevel@vger.kernel.org, jack@suse.cz,
	amir73il@gmail.com, brauner@kernel.org,
	torvalds@linux-foundation.org, linux-xfs@vger.kernel.org,
	linux-btrfs@vger.kernel.org, linux-mm@kvack.org,
	linux-ext4@vger.kernel.org
Subject: [PATCH v7 04/18] fanotify: reserve event bit of deprecated FAN_DIR_MODIFY
Date: Tue, 12 Nov 2024 12:55:19 -0500	[thread overview]
Message-ID: <22d02743468d137aeb73dfbc7bef44efd361785d.1731433903.git.josef@toxicpanda.com> (raw)
In-Reply-To: <cover.1731433903.git.josef@toxicpanda.com>

From: Amir Goldstein <amir73il@gmail.com>

Avoid reusing it, because we would like to reserve it for future
FAN_PATH_MODIFY pre-content event.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
---
 include/linux/fsnotify_backend.h | 1 +
 include/uapi/linux/fanotify.h    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index 3ecf7768e577..53d5d0e02943 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -55,6 +55,7 @@
 #define FS_OPEN_PERM		0x00010000	/* open event in an permission hook */
 #define FS_ACCESS_PERM		0x00020000	/* access event in a permissions hook */
 #define FS_OPEN_EXEC_PERM	0x00040000	/* open/exec event in a permission hook */
+/* #define FS_DIR_MODIFY	0x00080000 */	/* Deprecated (reserved) */
 
 /*
  * Set on inode mark that cares about things that happen to its children.
diff --git a/include/uapi/linux/fanotify.h b/include/uapi/linux/fanotify.h
index 34f221d3a1b9..79072b6894f2 100644
--- a/include/uapi/linux/fanotify.h
+++ b/include/uapi/linux/fanotify.h
@@ -25,6 +25,7 @@
 #define FAN_OPEN_PERM		0x00010000	/* File open in perm check */
 #define FAN_ACCESS_PERM		0x00020000	/* File accessed in perm check */
 #define FAN_OPEN_EXEC_PERM	0x00040000	/* File open/exec in perm check */
+/* #define FAN_DIR_MODIFY	0x00080000 */	/* Deprecated (reserved) */
 
 #define FAN_EVENT_ON_CHILD	0x08000000	/* Interested in child events */
 
-- 
2.43.0



  parent reply	other threads:[~2024-11-12 17:56 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-12 17:55 [PATCH v7 00/18] fanotify: add pre-content hooks Josef Bacik
2024-11-12 17:55 ` [PATCH v7 01/18] fsnotify: opt-in for permission events at file_open_perm() time Josef Bacik
2024-11-12 19:45   ` Linus Torvalds
2024-11-12 22:37     ` Amir Goldstein
2024-11-12 17:55 ` [PATCH v7 02/18] fanotify: don't skip extra event info if no info_mode is set Josef Bacik
2024-11-12 17:55 ` [PATCH v7 03/18] fanotify: rename a misnamed constant Josef Bacik
2024-11-12 17:55 ` Josef Bacik [this message]
2024-11-12 17:55 ` [PATCH v7 05/18] fsnotify: introduce pre-content permission events Josef Bacik
2024-11-12 20:12   ` Linus Torvalds
2024-11-12 23:06     ` Amir Goldstein
2024-11-12 23:48       ` Linus Torvalds
2024-11-13  0:05         ` Amir Goldstein
2024-11-13 16:57           ` Linus Torvalds
2024-11-13 18:49             ` Amir Goldstein
2024-11-14 15:01               ` Jan Kara
2024-11-14 17:22                 ` Amir Goldstein
2024-11-13  0:12         ` Al Viro
2024-11-13  0:23           ` Linus Torvalds
2024-11-13  0:38             ` Linus Torvalds
2024-11-13  1:19               ` Al Viro
2024-11-13  4:30                 ` Al Viro
2024-11-13  8:50                   ` Amir Goldstein
2024-11-13 14:36                   ` Amir Goldstein
2024-11-13 20:31                     ` Al Viro
2024-11-13 10:10         ` Christian Brauner
2024-11-20 11:09         ` Christian Brauner
2024-11-20 11:36           ` Amir Goldstein
2024-11-13 19:11     ` Amir Goldstein
2024-11-13 21:22       ` Linus Torvalds
2024-11-13 22:35         ` Amir Goldstein
2024-11-13 23:07           ` Linus Torvalds
2024-11-12 17:55 ` [PATCH v7 06/18] fsnotify: pass optional file access range in pre-content event Josef Bacik
2024-11-12 17:55 ` [PATCH v7 07/18] fsnotify: generate pre-content permission event on open Josef Bacik
2024-11-12 19:54   ` Linus Torvalds
2024-11-12 23:40     ` Amir Goldstein
2024-11-13  0:58       ` Linus Torvalds
2024-11-13 10:12         ` Amir Goldstein
2024-11-12 17:55 ` [PATCH v7 08/18] fsnotify: generate pre-content permission event on truncate Josef Bacik
2024-11-12 17:55 ` [PATCH v7 09/18] fanotify: introduce FAN_PRE_ACCESS permission event Josef Bacik
2024-11-15 11:28   ` Amir Goldstein
2024-11-15 11:47     ` Jan Kara
2024-11-12 17:55 ` [PATCH v7 10/18] fanotify: report file range info with pre-content events Josef Bacik
2024-11-12 17:55 ` [PATCH v7 11/18] fanotify: allow to set errno in FAN_DENY permission response Josef Bacik
2024-11-12 17:55 ` [PATCH v7 12/18] fanotify: add a helper to check for pre content events Josef Bacik
2024-11-13 18:33   ` Amir Goldstein
2024-11-12 17:55 ` [PATCH v7 13/18] fanotify: disable readahead if we have pre-content watches Josef Bacik
2024-11-12 17:55 ` [PATCH v7 14/18] mm: don't allow huge faults for files with pre content watches Josef Bacik
2024-11-12 17:55 ` [PATCH v7 15/18] fsnotify: generate pre-content permission event on page fault Josef Bacik
2024-11-12 17:55 ` [PATCH v7 16/18] xfs: add pre-content fsnotify hook for write faults Josef Bacik
2024-11-12 17:55 ` [PATCH v7 17/18] btrfs: disable defrag on pre-content watched files Josef Bacik
2024-11-12 17:55 ` [PATCH v7 18/18] fs: enable pre-content events on supported file systems Josef Bacik

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