13 struct autofs_info *autofs_new_ino(struct autofs_sb_info *sbi)  in autofs_new_ino()  argument
22 		ino->sbi = sbi;  in autofs_new_ino()
42 	struct autofs_sb_info *sbi = autofs_sbi(sb);  in autofs_kill_sb()  local
50 	if (sbi) {  in autofs_kill_sb()
52 		autofs_catatonic_mode(sbi);  in autofs_kill_sb()
53 		put_pid(sbi->oz_pgrp);  in autofs_kill_sb()
58 	if (sbi)  in autofs_kill_sb()
59 		kfree_rcu(sbi, rcu);  in autofs_kill_sb()
64 	struct autofs_sb_info *sbi = autofs_sbi(root->d_sb);  in autofs_show_options()  local
67 	if (!sbi)  in autofs_show_options()
70 	seq_printf(m, ",fd=%d", sbi->pipefd);  in autofs_show_options()
77 	seq_printf(m, ",pgrp=%d", pid_vnr(sbi->oz_pgrp));  in autofs_show_options()
78 	seq_printf(m, ",timeout=%lu", sbi->exp_timeout/HZ);  in autofs_show_options()
79 	seq_printf(m, ",minproto=%d", sbi->min_proto);  in autofs_show_options()
80 	seq_printf(m, ",maxproto=%d", sbi->max_proto);  in autofs_show_options()
82 	if (autofs_type_offset(sbi->type))  in autofs_show_options()
84 	else if (autofs_type_direct(sbi->type))  in autofs_show_options()
88 	if (sbi->flags & AUTOFS_SBI_STRICTEXPIRE)  in autofs_show_options()
90 	if (sbi->flags & AUTOFS_SBI_IGNORE)  in autofs_show_options()
93 	if (sbi->pipe)  in autofs_show_options()
94 		seq_printf(m, ",pipe_ino=%ld", file_inode(sbi->pipe)->i_ino);  in autofs_show_options()
134 			 struct autofs_sb_info *sbi)  in parse_options()  argument
146 	sbi->min_proto = AUTOFS_MIN_PROTO_VERSION;  in parse_options()
147 	sbi->max_proto = AUTOFS_MAX_PROTO_VERSION;  in parse_options()
149 	sbi->pipefd = -1;  in parse_options()
165 			sbi->pipefd = pipefd;  in parse_options()
192 			sbi->min_proto = option;  in parse_options()
197 			sbi->max_proto = option;  in parse_options()
200 			set_autofs_type_indirect(&sbi->type);  in parse_options()
203 			set_autofs_type_direct(&sbi->type);  in parse_options()
206 			set_autofs_type_offset(&sbi->type);  in parse_options()
209 			sbi->flags |= AUTOFS_SBI_STRICTEXPIRE;  in parse_options()
212 			sbi->flags |= AUTOFS_SBI_IGNORE;  in parse_options()
218 	return (sbi->pipefd < 0);  in parse_options()
226 	struct autofs_sb_info *sbi;  in autofs_fill_super()  local
232 	sbi = kzalloc(sizeof(*sbi), GFP_KERNEL);  in autofs_fill_super()
233 	if (!sbi)  in autofs_fill_super()
235 	pr_debug("starting up, sbi = %p\n", sbi);  in autofs_fill_super()
237 	s->s_fs_info = sbi;  in autofs_fill_super()
238 	sbi->magic = AUTOFS_SBI_MAGIC;  in autofs_fill_super()
239 	sbi->pipefd = -1;  in autofs_fill_super()
240 	sbi->pipe = NULL;  in autofs_fill_super()
241 	sbi->exp_timeout = 0;  in autofs_fill_super()
242 	sbi->oz_pgrp = NULL;  in autofs_fill_super()
243 	sbi->sb = s;  in autofs_fill_super()
244 	sbi->version = 0;  in autofs_fill_super()
245 	sbi->sub_version = 0;  in autofs_fill_super()
246 	sbi->flags = AUTOFS_SBI_CATATONIC;  in autofs_fill_super()
247 	set_autofs_type_indirect(&sbi->type);  in autofs_fill_super()
248 	sbi->min_proto = 0;  in autofs_fill_super()
249 	sbi->max_proto = 0;  in autofs_fill_super()
250 	mutex_init(&sbi->wq_mutex);  in autofs_fill_super()
251 	mutex_init(&sbi->pipe_mutex);  in autofs_fill_super()
252 	spin_lock_init(&sbi->fs_lock);  in autofs_fill_super()
253 	sbi->queues = NULL;  in autofs_fill_super()
254 	spin_lock_init(&sbi->lookup_lock);  in autofs_fill_super()
255 	INIT_LIST_HEAD(&sbi->active_list);  in autofs_fill_super()
256 	INIT_LIST_HEAD(&sbi->expiring_list);  in autofs_fill_super()
267 	ino = autofs_new_ino(sbi);  in autofs_fill_super()
283 	if (parse_options(data, root_inode, &pgrp, &pgrp_set, sbi)) {  in autofs_fill_super()
289 	if (sbi->max_proto < AUTOFS_MIN_PROTO_VERSION ||  in autofs_fill_super()
290 	    sbi->min_proto > AUTOFS_MAX_PROTO_VERSION) {  in autofs_fill_super()
293 		       sbi->min_proto, sbi->max_proto,  in autofs_fill_super()
299 	if (sbi->max_proto > AUTOFS_MAX_PROTO_VERSION)  in autofs_fill_super()
300 		sbi->version = AUTOFS_MAX_PROTO_VERSION;  in autofs_fill_super()
302 		sbi->version = sbi->max_proto;  in autofs_fill_super()
303 	sbi->sub_version = AUTOFS_PROTO_SUBVERSION;  in autofs_fill_super()
306 		sbi->oz_pgrp = find_get_pid(pgrp);  in autofs_fill_super()
307 		if (!sbi->oz_pgrp) {  in autofs_fill_super()
313 		sbi->oz_pgrp = get_task_pid(current, PIDTYPE_PGID);  in autofs_fill_super()
316 	if (autofs_type_trigger(sbi->type))  in autofs_fill_super()
323 		 sbi->pipefd, pid_nr(sbi->oz_pgrp));  in autofs_fill_super()
324 	pipe = fget(sbi->pipefd);  in autofs_fill_super()
333 	sbi->pipe = pipe;  in autofs_fill_super()
334 	sbi->flags &= ~AUTOFS_SBI_CATATONIC;  in autofs_fill_super()
349 	put_pid(sbi->oz_pgrp);  in autofs_fill_super()
356 	kfree(sbi);  in autofs_fill_super()