diff options
Diffstat (limited to 'net/tipc/name_table.c')
| -rw-r--r-- | net/tipc/name_table.c | 206 |
1 files changed, 103 insertions, 103 deletions
diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c index 972c83eb83b4..3f4b23bd08f7 100644 --- a/net/tipc/name_table.c +++ b/net/tipc/name_table.c @@ -99,9 +99,9 @@ struct name_table { u32 local_publ_count; }; -struct name_table table = { NULL } ; +static struct name_table table = { NULL } ; static atomic_t rsv_publ_ok = ATOMIC_INIT(0); -rwlock_t nametbl_lock = RW_LOCK_UNLOCKED; +rwlock_t tipc_nametbl_lock = RW_LOCK_UNLOCKED; static inline int hash(int x) @@ -139,10 +139,10 @@ static struct publication *publ_create(u32 type, u32 lower, u32 upper, } /** - * subseq_alloc - allocate a specified number of sub-sequence structures + * tipc_subseq_alloc - allocate a specified number of sub-sequence structures */ -struct sub_seq *subseq_alloc(u32 cnt) +struct sub_seq *tipc_subseq_alloc(u32 cnt) { u32 sz = cnt * sizeof(struct sub_seq); struct sub_seq *sseq = (struct sub_seq *)kmalloc(sz, GFP_ATOMIC); @@ -153,16 +153,16 @@ struct sub_seq *subseq_alloc(u32 cnt) } /** - * nameseq_create - create a name sequence structure for the specified 'type' + * tipc_nameseq_create - create a name sequence structure for the specified 'type' * * Allocates a single sub-sequence structure and sets it to all 0's. */ -struct name_seq *nameseq_create(u32 type, struct hlist_head *seq_head) +struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head) { struct name_seq *nseq = (struct name_seq *)kmalloc(sizeof(*nseq), GFP_ATOMIC); - struct sub_seq *sseq = subseq_alloc(1); + struct sub_seq *sseq = tipc_subseq_alloc(1); if (!nseq || !sseq) { warn("Memory squeeze; failed to create name sequence\n"); @@ -175,7 +175,7 @@ struct name_seq *nameseq_create(u32 type, struct hlist_head *seq_head) nseq->lock = SPIN_LOCK_UNLOCKED; nseq->type = type; nseq->sseqs = sseq; - dbg("nameseq_create() nseq = %x type %u, ssseqs %x, ff: %u\n", + dbg("tipc_nameseq_create() nseq = %x type %u, ssseqs %x, ff: %u\n", nseq, type, nseq->sseqs, nseq->first_free); nseq->alloc = 1; INIT_HLIST_NODE(&nseq->ns_list); @@ -240,10 +240,10 @@ static u32 nameseq_locate_subseq(struct name_seq *nseq, u32 instance) } /** - * nameseq_insert_publ - + * tipc_nameseq_insert_publ - */ -struct publication *nameseq_insert_publ(struct name_seq *nseq, +struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq, u32 type, u32 lower, u32 upper, u32 scope, u32 node, u32 port, u32 key) { @@ -285,7 +285,7 @@ struct publication *nameseq_insert_publ(struct name_seq *nseq, if (nseq->first_free == nseq->alloc) { struct sub_seq *sseqs = nseq->sseqs; - nseq->sseqs = subseq_alloc(nseq->alloc * 2); + nseq->sseqs = tipc_subseq_alloc(nseq->alloc * 2); if (nseq->sseqs != NULL) { memcpy(nseq->sseqs, sseqs, nseq->alloc * sizeof (struct sub_seq)); @@ -354,23 +354,23 @@ struct publication *nameseq_insert_publ(struct name_seq *nseq, */ list_for_each_entry_safe(s, st, &nseq->subscriptions, nameseq_list) { dbg("calling report_overlap()\n"); - subscr_report_overlap(s, - publ->lower, - publ->upper, - TIPC_PUBLISHED, - publ->ref, - publ->node, - created_subseq); + tipc_subscr_report_overlap(s, + publ->lower, + publ->upper, + TIPC_PUBLISHED, + publ->ref, + publ->node, + created_subseq); } return publ; } /** - * nameseq_remove_publ - + * tipc_nameseq_remove_publ - */ -struct publication *nameseq_remove_publ(struct name_seq *nseq, u32 inst, - u32 node, u32 ref, u32 key) +struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst, + u32 node, u32 ref, u32 key) { struct publication *publ; struct publication *prev; @@ -470,24 +470,24 @@ struct publication *nameseq_remove_publ(struct name_seq *nseq, u32 inst, * Any subscriptions waiting ? */ list_for_each_entry_safe(s, st, &nseq->subscriptions, nameseq_list) { - subscr_report_overlap(s, - publ->lower, - publ->upper, - TIPC_WITHDRAWN, - publ->ref, - publ->node, - removed_subseq); + tipc_subscr_report_overlap(s, + publ->lower, + publ->upper, + TIPC_WITHDRAWN, + publ->ref, + publ->node, + removed_subseq); } return publ; } /** - * nameseq_subscribe: attach a subscription, and issue + * tipc_nameseq_subscribe: attach a subscription, and issue * the prescribed number of events if there is any sub- * sequence overlapping with the requested sequence */ -void nameseq_subscribe(struct name_seq *nseq, struct subscription *s) +void tipc_nameseq_subscribe(struct name_seq *nseq, struct subscription *s) { struct sub_seq *sseq = nseq->sseqs; @@ -498,18 +498,18 @@ void nameseq_subscribe(struct name_seq *nseq, struct subscription *s) while (sseq != &nseq->sseqs[nseq->first_free]) { struct publication *zl = sseq->zone_list; - if (zl && subscr_overlap(s,sseq->lower,sseq->upper)) { + if (zl && tipc_subscr_overlap(s,sseq->lower,sseq->upper)) { struct publication *crs = zl; int must_report = 1; do { - subscr_report_overlap(s, - sseq->lower, - sseq->upper, - TIPC_PUBLISHED, - crs->ref, - crs->node, - must_report); + tipc_subscr_report_overlap(s, + sseq->lower, + sseq->upper, + TIPC_PUBLISHED, + crs->ref, + crs->node, + must_report); must_report = 0; crs = crs->zone_list_next; } while (crs != zl); @@ -538,8 +538,8 @@ static struct name_seq *nametbl_find_seq(u32 type) return 0; }; -struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper, - u32 scope, u32 node, u32 port, u32 key) +struct publication *tipc_nametbl_insert_publ(u32 type, u32 lower, u32 upper, + u32 scope, u32 node, u32 port, u32 key) { struct name_seq *seq = nametbl_find_seq(type); @@ -552,19 +552,19 @@ struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper, dbg("Publishing <%u,%u,%u> from %x\n", type, lower, upper, node); if (!seq) { - seq = nameseq_create(type, &table.types[hash(type)]); - dbg("nametbl_insert_publ: created %x\n", seq); + seq = tipc_nameseq_create(type, &table.types[hash(type)]); + dbg("tipc_nametbl_insert_publ: created %x\n", seq); } if (!seq) return 0; assert(seq->type == type); - return nameseq_insert_publ(seq, type, lower, upper, - scope, node, port, key); + return tipc_nameseq_insert_publ(seq, type, lower, upper, + scope, node, port, key); } -struct publication *nametbl_remove_publ(u32 type, u32 lower, - u32 node, u32 ref, u32 key) +struct publication *tipc_nametbl_remove_publ(u32 type, u32 lower, + u32 node, u32 ref, u32 key) { struct publication *publ; struct name_seq *seq = nametbl_find_seq(type); @@ -573,7 +573,7 @@ struct publication *nametbl_remove_publ(u32 type, u32 lower, return 0; dbg("Withdrawing <%u,%u> from %x\n", type, lower, node); - publ = nameseq_remove_publ(seq, lower, node, ref, key); + publ = tipc_nameseq_remove_publ(seq, lower, node, ref, key); if (!seq->first_free && list_empty(&seq->subscriptions)) { hlist_del_init(&seq->ns_list); @@ -584,14 +584,14 @@ struct publication *nametbl_remove_publ(u32 type, u32 lower, } /* - * nametbl_translate(): Translate tipc_name -> tipc_portid. + * tipc_nametbl_translate(): Translate tipc_name -> tipc_portid. * Very time-critical. * * Note: on entry 'destnode' is the search domain used during translation; * on exit it passes back the node address of the matching port (if any) */ -u32 nametbl_translate(u32 type, u32 instance, u32 *destnode) +u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *destnode) { struct sub_seq *sseq; struct publication *publ = 0; @@ -601,7 +601,7 @@ u32 nametbl_translate(u32 type, u32 instance, u32 *destnode) if (!in_scope(*destnode, tipc_own_addr)) return 0; - read_lock_bh(&nametbl_lock); + read_lock_bh(&tipc_nametbl_lock); seq = nametbl_find_seq(type); if (unlikely(!seq)) goto not_found; @@ -619,7 +619,7 @@ found: ref = publ->ref; *destnode = publ->node; spin_unlock_bh(&seq->lock); - read_unlock_bh(&nametbl_lock); + read_unlock_bh(&tipc_nametbl_lock); return ref; } publ = sseq->cluster_list; @@ -657,12 +657,12 @@ found: spin_unlock_bh(&seq->lock); not_found: *destnode = 0; - read_unlock_bh(&nametbl_lock); + read_unlock_bh(&tipc_nametbl_lock); return 0; } /** - * nametbl_mc_translate - find multicast destinations + * tipc_nametbl_mc_translate - find multicast destinations * * Creates list of all local ports that overlap the given multicast address; * also determines if any off-node ports overlap. @@ -674,15 +674,15 @@ not_found: * Returns non-zero if any off-node ports overlap */ -int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit, - struct port_list *dports) +int tipc_nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit, + struct port_list *dports) { struct name_seq *seq; struct sub_seq *sseq; struct sub_seq *sseq_stop; int res = 0; - read_lock_bh(&nametbl_lock); + read_lock_bh(&tipc_nametbl_lock); seq = nametbl_find_seq(type); if (!seq) goto exit; @@ -700,7 +700,7 @@ int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit, if (publ && (publ->scope <= limit)) do { if (publ->node == tipc_own_addr) - port_list_add(dports, publ->ref); + tipc_port_list_add(dports, publ->ref); else res = 1; publ = publ->cluster_list_next; @@ -709,15 +709,15 @@ int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit, spin_unlock_bh(&seq->lock); exit: - read_unlock_bh(&nametbl_lock); + read_unlock_bh(&tipc_nametbl_lock); return res; } /** - * nametbl_publish_rsv - publish port name using a reserved name type + * tipc_nametbl_publish_rsv - publish port name using a reserved name type */ -int nametbl_publish_rsv(u32 ref, unsigned int scope, +int tipc_nametbl_publish_rsv(u32 ref, unsigned int scope, struct tipc_name_seq const *seq) { int res; @@ -729,10 +729,10 @@ int nametbl_publish_rsv(u32 ref, unsigned int scope, } /** - * nametbl_publish - add name publication to network name tables + * tipc_nametbl_publish - add name publication to network name tables */ -struct publication *nametbl_publish(u32 type, u32 lower, u32 upper, +struct publication *tipc_nametbl_publish(u32 type, u32 lower, u32 upper, u32 scope, u32 port_ref, u32 key) { struct publication *publ; @@ -748,77 +748,77 @@ struct publication *nametbl_publish(u32 type, u32 lower, u32 upper, return 0; } - write_lock_bh(&nametbl_lock); + write_lock_bh(&tipc_nametbl_lock); table.local_publ_count++; - publ = nametbl_insert_publ(type, lower, upper, scope, + publ = tipc_nametbl_insert_publ(type, lower, upper, scope, tipc_own_addr, port_ref, key); if (publ && (scope != TIPC_NODE_SCOPE)) { - named_publish(publ); + tipc_named_publish(publ); } - write_unlock_bh(&nametbl_lock); + write_unlock_bh(&tipc_nametbl_lock); return publ; } /** - * nametbl_withdraw - withdraw name publication from network name tables + * tipc_nametbl_withdraw - withdraw name publication from network name tables */ -int nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key) +int tipc_nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key) { struct publication *publ; - dbg("nametbl_withdraw:<%d,%d,%d>\n", type, lower, key); - write_lock_bh(&nametbl_lock); - publ = nametbl_remove_publ(type, lower, tipc_own_addr, ref, key); + dbg("tipc_nametbl_withdraw:<%d,%d,%d>\n", type, lower, key); + write_lock_bh(&tipc_nametbl_lock); + publ = tipc_nametbl_remove_publ(type, lower, tipc_own_addr, ref, key); if (publ) { table.local_publ_count--; if (publ->scope != TIPC_NODE_SCOPE) - named_withdraw(publ); - write_unlock_bh(&nametbl_lock); + tipc_named_withdraw(publ); + write_unlock_bh(&tipc_nametbl_lock); list_del_init(&publ->pport_list); kfree(publ); return 1; } - write_unlock_bh(&nametbl_lock); + write_unlock_bh(&tipc_nametbl_lock); return 0; } /** - * nametbl_subscribe - add a subscription object to the name table + * tipc_nametbl_subscribe - add a subscription object to the name table */ void -nametbl_subscribe(struct subscription *s) +tipc_nametbl_subscribe(struct subscription *s) { u32 type = s->seq.type; struct name_seq *seq; - write_lock_bh(&nametbl_lock); + write_lock_bh(&tipc_nametbl_lock); seq = nametbl_find_seq(type); if (!seq) { - seq = nameseq_create(type, &table.types[hash(type)]); + seq = tipc_nameseq_create(type, &table.types[hash(type)]); } if (seq){ spin_lock_bh(&seq->lock); - dbg("nametbl_subscribe:found %x for <%u,%u,%u>\n", + dbg("tipc_nametbl_subscribe:found %x for <%u,%u,%u>\n", seq, type, s->seq.lower, s->seq.upper); assert(seq->type == type); - nameseq_subscribe(seq, s); + tipc_nameseq_subscribe(seq, s); spin_unlock_bh(&seq->lock); } - write_unlock_bh(&nametbl_lock); + write_unlock_bh(&tipc_nametbl_lock); } /** - * nametbl_unsubscribe - remove a subscription object from name table + * tipc_nametbl_unsubscribe - remove a subscription object from name table */ void -nametbl_unsubscribe(struct subscription *s) +tipc_nametbl_unsubscribe(struct subscription *s) { struct name_seq *seq; - write_lock_bh(&nametbl_lock); + write_lock_bh(&tipc_nametbl_lock); seq = nametbl_find_seq(s->seq.type); if (seq != NULL){ spin_lock_bh(&seq->lock); @@ -830,7 +830,7 @@ nametbl_unsubscribe(struct subscription *s) kfree(seq); } } - write_unlock_bh(&nametbl_lock); + write_unlock_bh(&tipc_nametbl_lock); } @@ -983,17 +983,17 @@ static void nametbl_list(struct print_buf *buf, u32 depth_info, } } -void nametbl_print(struct print_buf *buf, const char *str) +void tipc_nametbl_print(struct print_buf *buf, const char *str) { tipc_printf(buf, str); - read_lock_bh(&nametbl_lock); + read_lock_bh(&tipc_nametbl_lock); nametbl_list(buf, 0, 0, 0, 0); - read_unlock_bh(&nametbl_lock); + read_unlock_bh(&tipc_nametbl_lock); } #define MAX_NAME_TBL_QUERY 32768 -struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space) +struct sk_buff *tipc_nametbl_get(const void *req_tlv_area, int req_tlv_space) { struct sk_buff *buf; struct tipc_name_table_query *argv; @@ -1002,20 +1002,20 @@ struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space) int str_len; if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NAME_TBL_QUERY)) - return cfg_reply_error_string(TIPC_CFG_TLV_ERROR); + return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR); - buf = cfg_reply_alloc(TLV_SPACE(MAX_NAME_TBL_QUERY)); + buf = tipc_cfg_reply_alloc(TLV_SPACE(MAX_NAME_TBL_QUERY)); if (!buf) return NULL; rep_tlv = (struct tlv_desc *)buf->data; - printbuf_init(&b, TLV_DATA(rep_tlv), MAX_NAME_TBL_QUERY); + tipc_printbuf_init(&b, TLV_DATA(rep_tlv), MAX_NAME_TBL_QUERY); argv = (struct tipc_name_table_query *)TLV_DATA(req_tlv_area); - read_lock_bh(&nametbl_lock); + read_lock_bh(&tipc_nametbl_lock); nametbl_list(&b, ntohl(argv->depth), ntohl(argv->type), ntohl(argv->lowbound), ntohl(argv->upbound)); - read_unlock_bh(&nametbl_lock); - str_len = printbuf_validate(&b); + read_unlock_bh(&tipc_nametbl_lock); + str_len = tipc_printbuf_validate(&b); skb_put(buf, TLV_SPACE(str_len)); TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len); @@ -1023,12 +1023,12 @@ struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space) return buf; } -void nametbl_dump(void) +void tipc_nametbl_dump(void) { - nametbl_list(CONS, 0, 0, 0, 0); + nametbl_list(TIPC_CONS, 0, 0, 0, 0); } -int nametbl_init(void) +int tipc_nametbl_init(void) { int array_size = sizeof(struct hlist_head) * tipc_nametbl_size; @@ -1036,14 +1036,14 @@ int nametbl_init(void) if (!table.types) return -ENOMEM; - write_lock_bh(&nametbl_lock); + write_lock_bh(&tipc_nametbl_lock); memset(table.types, 0, array_size); table.local_publ_count = 0; - write_unlock_bh(&nametbl_lock); + write_unlock_bh(&tipc_nametbl_lock); return 0; } -void nametbl_stop(void) +void tipc_nametbl_stop(void) { struct hlist_head *seq_head; struct hlist_node *seq_node; @@ -1054,7 +1054,7 @@ void nametbl_stop(void) if (!table.types) return; - write_lock_bh(&nametbl_lock); + write_lock_bh(&tipc_nametbl_lock); for (i = 0; i < tipc_nametbl_size; i++) { seq_head = &table.types[i]; hlist_for_each_entry_safe(seq, seq_node, tmp, seq_head, ns_list) { @@ -1075,5 +1075,5 @@ void nametbl_stop(void) } kfree(table.types); table.types = NULL; - write_unlock_bh(&nametbl_lock); + write_unlock_bh(&tipc_nametbl_lock); } |