159 static int autofs_parse_fd(struct fs_context *fc, struct autofs_sb_info *sbi,  in autofs_parse_fd()  argument
174 		errorf(fc, "could not open pipe file descriptor");  in autofs_parse_fd()
180 		errorf(fc, "Invalid/unusable pipe");  in autofs_parse_fd()
196 static int autofs_parse_param(struct fs_context *fc, struct fs_parameter *param)  in autofs_parse_param()  argument
198 	struct autofs_fs_context *ctx = fc->fs_private;  in autofs_parse_param()
199 	struct autofs_sb_info *sbi = fc->s_fs_info;  in autofs_parse_param()
203 	opt = fs_parse(fc, autofs_param_specs, param, &result);  in autofs_parse_param()
209 		return autofs_parse_fd(fc, sbi, param, &result);  in autofs_parse_param()
271 static int autofs_validate_protocol(struct fs_context *fc)  in autofs_validate_protocol()  argument
273 	struct autofs_sb_info *sbi = fc->s_fs_info;  in autofs_validate_protocol()
278 		errorf(fc, "kernel does not match daemon version "  in autofs_validate_protocol()
305 static int autofs_fill_super(struct super_block *s, struct fs_context *fc)  in autofs_fill_super()  argument
307 	struct autofs_fs_context *ctx = fc->fs_private;  in autofs_fill_super()
350 			return invalf(fc, "Could not find process group %d",  in autofs_fill_super()
372 static int autofs_get_tree(struct fs_context *fc)  in autofs_get_tree()  argument
374 	struct autofs_sb_info *sbi = fc->s_fs_info;  in autofs_get_tree()
377 	ret = autofs_validate_protocol(fc);  in autofs_get_tree()
382 		return invalf(fc, "No control pipe specified");  in autofs_get_tree()
384 	return get_tree_nodev(fc, autofs_fill_super);  in autofs_get_tree()
387 static void autofs_free_fc(struct fs_context *fc)  in autofs_free_fc()  argument
389 	struct autofs_fs_context *ctx = fc->fs_private;  in autofs_free_fc()
390 	struct autofs_sb_info *sbi = fc->s_fs_info;  in autofs_free_fc()
409 int autofs_init_fs_context(struct fs_context *fc)  in autofs_init_fs_context()  argument
425 	fc->fs_private = ctx;  in autofs_init_fs_context()
426 	fc->s_fs_info = sbi;  in autofs_init_fs_context()
427 	fc->ops = &autofs_context_ops;  in autofs_init_fs_context()