Lines Matching +full:1 +full:- +full:cell
1 // SPDX-License-Identifier: GPL-2.0-or-later
37 struct afs_cell *cell; in afs_proc_cells_show() local
40 /* display header on line 1 */ in afs_proc_cells_show()
45 cell = list_entry(v, struct afs_cell, proc_link); in afs_proc_cells_show()
46 vllist = rcu_dereference(cell->vl_servers); in afs_proc_cells_show()
48 /* display one cell per line on subsequent lines */ in afs_proc_cells_show()
50 refcount_read(&cell->ref), in afs_proc_cells_show()
51 atomic_read(&cell->active), in afs_proc_cells_show()
52 cell->dns_expiry - ktime_get_real_seconds(), in afs_proc_cells_show()
53 vllist ? vllist->nr_servers : 0, in afs_proc_cells_show()
54 cell->state, in afs_proc_cells_show()
55 cell->name); in afs_proc_cells_show()
63 return seq_hlist_start_head_rcu(&afs_seq2net(m)->proc_cells, *_pos); in afs_proc_cells_start()
68 return seq_hlist_next_rcu(v, &afs_seq2net(m)->proc_cells, pos); in afs_proc_cells_next()
86 * - to add cells: echo "add <cellname> <IP>[:<IP>][:<IP>]"
90 struct seq_file *m = file->private_data; in afs_proc_cells_write()
123 struct afs_cell *cell; in afs_proc_cells_write() local
125 cell = afs_lookup_cell(net, name, strlen(name), args, true, in afs_proc_cells_write()
127 if (IS_ERR(cell)) { in afs_proc_cells_write()
128 ret = PTR_ERR(cell); in afs_proc_cells_write()
132 if (test_and_set_bit(AFS_CELL_FL_NO_GC, &cell->flags)) in afs_proc_cells_write()
133 afs_unuse_cell(cell, afs_cell_trace_unuse_no_pin); in afs_proc_cells_write()
145 ret = -EINVAL; in afs_proc_cells_write()
166 preflist = rcu_dereference(net->address_prefs); in afs_proc_addr_prefs_show()
174 preflist->version, preflist->ipv6_off, preflist->nr, preflist->max_prefs); in afs_proc_addr_prefs_show()
178 for (i = 0; i < preflist->nr; i++) { in afs_proc_addr_prefs_show()
179 pref = &preflist->prefs[i]; in afs_proc_addr_prefs_show()
181 addr.sin.sin_family = pref->family; in afs_proc_addr_prefs_show()
182 if (pref->family == AF_INET) { in afs_proc_addr_prefs_show()
183 memcpy(&addr.sin.sin_addr, &pref->ipv4_addr, in afs_proc_addr_prefs_show()
185 snprintf(buf, sizeof(buf), "%pISc/%u", &addr.sin, pref->subnet_mask); in afs_proc_addr_prefs_show()
186 seq_printf(m, "UDP %-43.43s %5u\n", buf, pref->prio); in afs_proc_addr_prefs_show()
188 memcpy(&addr.sin6.sin6_addr, &pref->ipv6_addr, in afs_proc_addr_prefs_show()
190 snprintf(buf, sizeof(buf), "%pISc/%u", &addr.sin6, pref->subnet_mask); in afs_proc_addr_prefs_show()
191 seq_printf(m, "UDP %-43.43s %5u\n", buf, pref->prio); in afs_proc_addr_prefs_show()
201 * Display the name of the current workstation cell.
205 struct afs_cell *cell; in afs_proc_rootcell_show() local
209 down_read(&net->cells_lock); in afs_proc_rootcell_show()
210 cell = rcu_dereference_protected(net->ws_cell, lockdep_is_held(&net->cells_lock)); in afs_proc_rootcell_show()
211 if (cell) in afs_proc_rootcell_show()
212 seq_printf(m, "%s\n", cell->name); in afs_proc_rootcell_show()
213 up_read(&net->cells_lock); in afs_proc_rootcell_show()
218 * Set the current workstation cell and optionally supply its list of volume
221 * echo "cell.name:192.168.231.14" >/proc/fs/afs/rootcell
225 struct seq_file *m = file->private_data; in afs_proc_rootcell_write()
230 ret = -EINVAL; in afs_proc_rootcell_write()
244 ret = -EEXIST; in afs_proc_rootcell_write()
246 if (!rcu_access_pointer(net->ws_cell)) in afs_proc_rootcell_write()
264 * Display the list of volumes known to a cell.
270 /* Display header on line 1 */ in afs_proc_cell_volumes_show()
277 refcount_read(&vol->ref), vol->vid, in afs_proc_cell_volumes_show()
278 afs_vol_types[vol->type], in afs_proc_cell_volumes_show()
279 vol->name); in afs_proc_cell_volumes_show()
285 __acquires(cell->proc_lock) in afs_proc_cell_volumes_start()
287 struct afs_cell *cell = pde_data(file_inode(m->file)); in afs_proc_cell_volumes_start() local
290 return seq_hlist_start_head_rcu(&cell->proc_volumes, *_pos); in afs_proc_cell_volumes_start()
296 struct afs_cell *cell = pde_data(file_inode(m->file)); in afs_proc_cell_volumes_next() local
298 return seq_hlist_next_rcu(v, &cell->proc_volumes, _pos); in afs_proc_cell_volumes_next()
302 __releases(cell->proc_lock) in afs_proc_cell_volumes_stop()
314 static const char *const dns_record_sources[NR__dns_record_source + 1] = {
324 static const char *const dns_lookup_statuses[NR__dns_lookup_status + 1] = {
325 [DNS_LOOKUP_NOT_DONE] = "no-lookup",
329 [DNS_LOOKUP_GOT_NOT_FOUND] = "not-found",
330 [DNS_LOOKUP_GOT_LOCAL_FAILURE] = "local-failure",
331 [DNS_LOOKUP_GOT_TEMP_FAILURE] = "temp-failure",
332 [DNS_LOOKUP_GOT_NS_FAILURE] = "ns-failure",
337 * Display the list of Volume Location servers we're using for a cell.
341 const struct afs_vl_seq_net_private *priv = m->private; in afs_proc_cell_vlservers_show()
342 const struct afs_vlserver_list *vllist = priv->vllist; in afs_proc_cell_vlservers_show()
350 dns_record_sources[vllist ? vllist->source : 0], in afs_proc_cell_vlservers_show()
351 dns_lookup_statuses[vllist ? vllist->status : 0]); in afs_proc_cell_vlservers_show()
356 vlserver = entry->server; in afs_proc_cell_vlservers_show()
357 alist = rcu_dereference(vlserver->addresses); in afs_proc_cell_vlservers_show()
360 vlserver->name, entry->priority, entry->weight, in afs_proc_cell_vlservers_show()
361 dns_record_sources[alist ? alist->source : entry->source], in afs_proc_cell_vlservers_show()
362 dns_lookup_statuses[alist ? alist->status : entry->status]); in afs_proc_cell_vlservers_show()
364 for (i = 0; i < alist->nr_addrs; i++) in afs_proc_cell_vlservers_show()
366 alist->preferred == i ? '>' : '-', in afs_proc_cell_vlservers_show()
367 rxrpc_kernel_remote_addr(alist->addrs[i].peer)); in afs_proc_cell_vlservers_show()
369 seq_printf(m, " info: fl=%lx rtt=%d\n", vlserver->flags, vlserver->rtt); in afs_proc_cell_vlservers_show()
371 vlserver->probe.flags, vlserver->probe.error, in afs_proc_cell_vlservers_show()
372 vlserver->probe.abort_code, in afs_proc_cell_vlservers_show()
373 atomic_read(&vlserver->probe_outstanding)); in afs_proc_cell_vlservers_show()
380 struct afs_vl_seq_net_private *priv = m->private; in afs_proc_cell_vlservers_start()
382 struct afs_cell *cell = pde_data(file_inode(m->file)); in afs_proc_cell_vlservers_start() local
387 vllist = rcu_dereference(cell->vl_servers); in afs_proc_cell_vlservers_start()
388 priv->vllist = vllist; in afs_proc_cell_vlservers_start()
395 if (pos - 1 >= vllist->nr_servers) in afs_proc_cell_vlservers_start()
398 return &vllist->servers[pos - 1]; in afs_proc_cell_vlservers_start()
404 struct afs_vl_seq_net_private *priv = m->private; in afs_proc_cell_vlservers_next()
405 struct afs_vlserver_list *vllist = priv->vllist; in afs_proc_cell_vlservers_next()
411 if (!vllist || pos - 1 >= vllist->nr_servers) in afs_proc_cell_vlservers_next()
414 return &vllist->servers[pos - 1]; in afs_proc_cell_vlservers_next()
442 seq_puts(m, "UUID REF ACT CELL\n"); in afs_proc_servers_show()
448 &server->uuid, in afs_proc_servers_show()
449 refcount_read(&server->ref), in afs_proc_servers_show()
450 atomic_read(&server->active), in afs_proc_servers_show()
451 server->cell->name); in afs_proc_servers_show()
452 seq_printf(m, " - info: fl=%lx rtt=%u\n", in afs_proc_servers_show()
453 server->flags, server->rtt); in afs_proc_servers_show()
454 seq_printf(m, " - probe: last=%d\n", in afs_proc_servers_show()
455 (int)(jiffies - server->probed_at) / HZ); in afs_proc_servers_show()
457 estate = rcu_dereference(server->endpoint_state); in afs_proc_servers_show()
460 failed = estate->failed_set; in afs_proc_servers_show()
461 seq_printf(m, " - ESTATE pq=%x np=%u rsp=%lx f=%lx\n", in afs_proc_servers_show()
462 estate->probe_seq, atomic_read(&estate->nr_probing), in afs_proc_servers_show()
463 estate->responsive_set, estate->failed_set); in afs_proc_servers_show()
465 alist = estate->addresses; in afs_proc_servers_show()
466 seq_printf(m, " - ALIST v=%u ap=%u\n", in afs_proc_servers_show()
467 alist->version, alist->addr_pref_version); in afs_proc_servers_show()
468 for (i = 0; i < alist->nr_addrs; i++) { in afs_proc_servers_show()
469 const struct afs_address *addr = &alist->addrs[i]; in afs_proc_servers_show()
472 i, rxrpc_kernel_remote_addr(addr->peer), in afs_proc_servers_show()
473 alist->preferred == i ? "*" : in afs_proc_servers_show()
475 rxrpc_kernel_get_srtt(addr->peer), in afs_proc_servers_show()
476 addr->last_error, addr->prio); in afs_proc_servers_show()
487 return seq_hlist_start_head_rcu(&afs_seq2net(m)->fs_proc, *_pos); in afs_proc_servers_start()
492 return seq_hlist_next_rcu(v, &afs_seq2net(m)->fs_proc, _pos); in afs_proc_servers_next()
515 struct afs_sysnames *sysnames = net->sysnames; in afs_proc_sysname_show()
516 unsigned int i = (unsigned long)v - 1; in afs_proc_sysname_show()
518 if (i < sysnames->nr) in afs_proc_sysname_show()
519 seq_printf(m, "%s\n", sysnames->subs[i]); in afs_proc_sysname_show()
524 __acquires(&net->sysnames_lock) in afs_proc_sysname_start()
529 read_lock(&net->sysnames_lock); in afs_proc_sysname_start()
531 names = net->sysnames; in afs_proc_sysname_start()
532 if (*pos >= names->nr) in afs_proc_sysname_start()
534 return (void *)(unsigned long)(*pos + 1); in afs_proc_sysname_start()
540 struct afs_sysnames *names = net->sysnames; in afs_proc_sysname_next()
542 *pos += 1; in afs_proc_sysname_next()
543 if (*pos >= names->nr) in afs_proc_sysname_next()
545 return (void *)(unsigned long)(*pos + 1); in afs_proc_sysname_next()
549 __releases(&net->sysnames_lock) in afs_proc_sysname_stop()
553 read_unlock(&net->sysnames_lock); in afs_proc_sysname_stop()
569 struct seq_file *m = file->private_data; in afs_proc_sysname_write()
576 return -ENOMEM; in afs_proc_sysname_write()
577 refcount_set(&sysnames->usage, 1); in afs_proc_sysname_write()
585 ret = -ENAMETOOLONG; in afs_proc_sysname_write()
590 s[len - 4] == '@' && in afs_proc_sysname_write()
591 s[len - 3] == 's' && in afs_proc_sysname_write()
592 s[len - 2] == 'y' && in afs_proc_sysname_write()
593 s[len - 1] == 's') in afs_proc_sysname_write()
598 (len < 2 || (len == 2 && s[1] == '.'))) in afs_proc_sysname_write()
604 ret = -EFBIG; in afs_proc_sysname_write()
605 if (sysnames->nr >= AFS_NR_SYSNAME) in afs_proc_sysname_write()
611 ret = -ENOMEM; in afs_proc_sysname_write()
612 sub = kmemdup(s, len + 1, GFP_KERNEL); in afs_proc_sysname_write()
617 sysnames->subs[sysnames->nr] = sub; in afs_proc_sysname_write()
618 sysnames->nr++; in afs_proc_sysname_write()
621 if (sysnames->nr == 0) { in afs_proc_sysname_write()
622 sysnames->subs[0] = sysnames->blank; in afs_proc_sysname_write()
623 sysnames->nr++; in afs_proc_sysname_write()
626 write_lock(&net->sysnames_lock); in afs_proc_sysname_write()
627 kill = net->sysnames; in afs_proc_sysname_write()
628 net->sysnames = sysnames; in afs_proc_sysname_write()
629 write_unlock(&net->sysnames_lock); in afs_proc_sysname_write()
636 ret = -EINVAL; in afs_proc_sysname_write()
645 if (sysnames && refcount_dec_and_test(&sysnames->usage)) { in afs_put_sysnames()
646 for (i = 0; i < sysnames->nr; i++) in afs_put_sysnames()
647 if (sysnames->subs[i] != afs_init_sysname && in afs_put_sysnames()
648 sysnames->subs[i] != sysnames->blank) in afs_put_sysnames()
649 kfree(sysnames->subs[i]); in afs_put_sysnames()
655 * Display general per-net namespace statistics
663 seq_printf(m, "dir-mgmt: look=%u reval=%u inval=%u relpg=%u\n", in afs_proc_stats_show()
664 atomic_read(&net->n_lookup), in afs_proc_stats_show()
665 atomic_read(&net->n_reval), in afs_proc_stats_show()
666 atomic_read(&net->n_inval), in afs_proc_stats_show()
667 atomic_read(&net->n_relpg)); in afs_proc_stats_show()
669 seq_printf(m, "dir-data: rdpg=%u\n", in afs_proc_stats_show()
670 atomic_read(&net->n_read_dir)); in afs_proc_stats_show()
672 seq_printf(m, "dir-edit: cr=%u rm=%u\n", in afs_proc_stats_show()
673 atomic_read(&net->n_dir_cr), in afs_proc_stats_show()
674 atomic_read(&net->n_dir_rm)); in afs_proc_stats_show()
676 seq_printf(m, "file-rd : n=%u nb=%lu\n", in afs_proc_stats_show()
677 atomic_read(&net->n_fetches), in afs_proc_stats_show()
678 atomic_long_read(&net->n_fetch_bytes)); in afs_proc_stats_show()
679 seq_printf(m, "file-wr : n=%u nb=%lu\n", in afs_proc_stats_show()
680 atomic_read(&net->n_stores), in afs_proc_stats_show()
681 atomic_long_read(&net->n_store_bytes)); in afs_proc_stats_show()
686 * initialise /proc/fs/afs/<cell>/
688 int afs_proc_cell_setup(struct afs_cell *cell) in afs_proc_cell_setup() argument
691 struct afs_net *net = cell->net; in afs_proc_cell_setup()
693 _enter("%p{%s},%p", cell, cell->name, net->proc_afs); in afs_proc_cell_setup()
695 dir = proc_net_mkdir(net->net, cell->name, net->proc_afs); in afs_proc_cell_setup()
702 cell) || in afs_proc_cell_setup()
706 cell)) in afs_proc_cell_setup()
713 remove_proc_subtree(cell->name, net->proc_afs); in afs_proc_cell_setup()
715 _leave(" = -ENOMEM"); in afs_proc_cell_setup()
716 return -ENOMEM; in afs_proc_cell_setup()
720 * remove /proc/fs/afs/<cell>/
722 void afs_proc_cell_remove(struct afs_cell *cell) in afs_proc_cell_remove() argument
724 struct afs_net *net = cell->net; in afs_proc_cell_remove()
727 remove_proc_subtree(cell->name, net->proc_afs); in afs_proc_cell_remove()
740 p = proc_net_mkdir(net->net, "afs", net->net->proc_net); in afs_proc_init()
767 net->proc_afs = p; in afs_proc_init()
774 _leave(" = -ENOMEM"); in afs_proc_init()
775 return -ENOMEM; in afs_proc_init()
783 proc_remove(net->proc_afs); in afs_proc_cleanup()
784 net->proc_afs = NULL; in afs_proc_cleanup()