- * @sb_umount_close:
- * Close any files in the @mnt mounted filesystem that are held open by
- * the security module. This hook is called during an umount operation
- * prior to checking whether the filesystem is still busy.
- * @mnt contains the mounted filesystem.
- * @sb_umount_busy:
- * Handle a failed umount of the @mnt mounted filesystem, e.g. re-opening
- * any files that were closed by umount_close. This hook is called during
- * an umount operation if the umount fails after a call to the
- * umount_close hook.
- * @mnt contains the mounted filesystem.
- * @sb_post_remount:
- * Update the security module's state when a filesystem is remounted.
- * This hook is only called if the remount was successful.
- * @mnt contains the mounted file system.
- * @flags contains the new filesystem flags.
- * @data contains the filesystem-specific data.
- * @sb_post_addmount:
- * Update the security module's state when a filesystem is mounted.
- * This hook is called any time a mount is successfully grafetd to
- * the tree.
- * @mnt contains the mounted filesystem.
- * @mountpoint contains the path for the mount point.