notify/fanotify/fanotify_user.c

256 static int create_fd(struct fsnotify_group *group, const struct path *path,
270 	new_file = dentry_open_nonotify(path, group->fanotify_data.f_flags,
744 	const struct path *path = fanotify_event_path(event);
775 	    path && path->mnt && path->dentry) {
776 		fd = create_fd(group, path, &f);
792 				 path->dentry, fd);
1096 			      struct path *path, unsigned int flags, __u64 mask,
1114 		*path = fd_file(f)->f_path;
1115 		path_get(path);
1124 		ret = user_path_at(dfd, filename, lookup_flags, path);
1130 	ret = path_permission(path, MAY_READ);
1132 		path_put(path);
1136 	ret = security_path_notify(path, mask, obj_type);
1138 		path_put(path);
1743 				     const struct path *path, __u64 mask,
1747 	bool is_dir = d_is_dir(path->dentry);
1758 		if (!(path->mnt->mnt_sb->s_iflags & SB_I_ALLOW_HSM))
1760 		if (!is_dir && !d_is_reg(path->dentry))
1773 	    path->mnt->mnt_sb->s_type->fs_flags & FS_DISALLOW_NOTIFY_PERM)
1787 	    path->mnt->mnt_sb->s_flags & SB_NOUSER)
1807 	struct path path;
1938 	 * carry enough information (i.e. path) to be filtered by mount
1963 	ret = fanotify_find_path(dfd, pathname, &path, flags,
1969 		ret = fanotify_events_supported(group, &path, mask, flags);
1975 		ret = fanotify_test_fsid(path.dentry, flags, &__fsid);
1979 		ret = fanotify_test_fid(path.dentry, flags);
1993 		inode = path.dentry->d_inode;
1996 		user_ns = path.mnt->mnt_sb->s_user_ns;
1997 		obj = path.mnt;
1999 		user_ns = path.mnt->mnt_sb->s_user_ns;
2000 		obj = path.mnt->mnt_sb;
2002 		mntns = mnt_ns_from_dentry(path.dentry);
2061 	path_put(&path);