linux-ext4 - [PATCH v7 04/18] fanotify: reserve event bit of deprecated FAN_DIR

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Message-ID: <22d02743468d137aeb73dfbc7bef44efd361785d.1731433903.git.josef@toxicpanda.com>
Date: Tue, 12 Nov 2024 12:55:19 -0500
From: Josef Bacik <josef@...icpanda.com>
To: kernel-team@...com,
	linux-fsdevel@...r.kernel.org,
	jack@...e.cz,
	amir73il@...il.com,
	brauner@...nel.org,
	torvalds@...ux-foundation.org,
	linux-xfs@...r.kernel.org,
	linux-btrfs@...r.kernel.org,
	linux-mm@...ck.org,
	linux-ext4@...r.kernel.org
Subject: [PATCH v7 04/18] fanotify: reserve event bit of deprecated FAN_DIR_MODIFY

From: Amir Goldstein <amir73il@...il.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@...il.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