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| author | Amir Goldstein <amir73il@gmail.com> | 2024-03-17 20:41:46 +0200 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2024-04-04 16:23:46 +0200 |
| commit | f115815d75332f9dabb0d7c29c8f67b0f26889c5 (patch) | |
| tree | 6a5a3ed58e82a5e9e8e651f4d7530889dbd55fc5 /fs/notify/fsnotify.h | |
| parent | d2f277e26f521ccf6fb438463b41dba6123caabe (diff) | |
fsnotify: create helpers to get sb and connp from object
In preparation to passing an object pointer to add/remove/find mark
helpers, create helpers to get sb and connp by object type.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Message-Id: <20240317184154.1200192-3-amir73il@gmail.com>
Diffstat (limited to 'fs/notify/fsnotify.h')
| -rw-r--r-- | fs/notify/fsnotify.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h index fde74eb333cc..6d9951aac449 100644 --- a/fs/notify/fsnotify.h +++ b/fs/notify/fsnotify.h @@ -27,6 +27,21 @@ static inline struct super_block *fsnotify_conn_sb( return container_of(conn->obj, struct super_block, s_fsnotify_marks); } +static inline struct super_block *fsnotify_object_sb(void *obj, + enum fsnotify_obj_type obj_type) +{ + switch (obj_type) { + case FSNOTIFY_OBJ_TYPE_INODE: + return ((struct inode *)obj)->i_sb; + case FSNOTIFY_OBJ_TYPE_VFSMOUNT: + return ((struct vfsmount *)obj)->mnt_sb; + case FSNOTIFY_OBJ_TYPE_SB: + return (struct super_block *)obj; + default: + return NULL; + } +} + static inline struct super_block *fsnotify_connector_sb( struct fsnotify_mark_connector *conn) { |