122 static bool bpf_dname_reserved(const struct dentry *dentry)  in bpf_dname_reserved()  argument
124 	return strchr(dentry->d_name.name, '.');  in bpf_dname_reserved()
127 static int bpf_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)  in bpf_mkdir()  argument
131 	if (bpf_dname_reserved(dentry))  in bpf_mkdir()
144 	d_instantiate(dentry, inode);  in bpf_mkdir()
145 	dget(dentry);  in bpf_mkdir()
150 static int bpf_mkobj_ops(struct inode *dir, struct dentry *dentry,  in bpf_mkobj_ops()  argument
155 	if (bpf_dname_reserved(dentry))  in bpf_mkobj_ops()
163 	inode->i_private = dentry->d_fsdata;  in bpf_mkobj_ops()
165 	d_instantiate(dentry, inode);  in bpf_mkobj_ops()
166 	dget(dentry);  in bpf_mkobj_ops()
171 static int bpf_mkobj(struct inode *dir, struct dentry *dentry, umode_t mode,  in bpf_mkobj()  argument
177 	    dentry->d_fsdata == NULL)  in bpf_mkobj()
182 		return bpf_mkobj_ops(dir, dentry, mode, &bpf_prog_iops);  in bpf_mkobj()
184 		return bpf_mkobj_ops(dir, dentry, mode, &bpf_map_iops);  in bpf_mkobj()
201 	struct dentry *dentry;  in bpf_obj_do_pin()  local
208 	dentry = kern_path_create(AT_FDCWD, pathname->name, &path, 0);  in bpf_obj_do_pin()
209 	if (IS_ERR(dentry))  in bpf_obj_do_pin()
210 		return PTR_ERR(dentry);  in bpf_obj_do_pin()
215 	ret = security_path_mknod(&path, dentry, mode, devt);  in bpf_obj_do_pin()
219 	dir = d_inode(path.dentry);  in bpf_obj_do_pin()
225 	dentry->d_fsdata = raw;  in bpf_obj_do_pin()
226 	ret = vfs_mknod(dir, dentry, mode, devt);  in bpf_obj_do_pin()
227 	dentry->d_fsdata = NULL;  in bpf_obj_do_pin()
229 	done_path_create(&path, dentry);  in bpf_obj_do_pin()
270 	inode = d_backing_inode(path.dentry);  in bpf_obj_do_get()
358 static struct dentry *bpf_mount(struct file_system_type *type, int flags,  in bpf_mount()