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tipc: Remove unused message header field for requested number of links

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Eliminates support for the "number of requested links" field in a neighbor
discovery message. This field was never used and has been removed from
the TIPC 2.0 protocol specification.

Signed-off-by: Allan Stephens <Allan.Stephens@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
This commit is contained in:
Allan Stephens 2011-01-25 14:39:59 -05:00 committed by Paul Gortmaker
parent 741de3e9ff
commit 2e07dda165
5 changed files with 5 additions and 22 deletions
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2
net/tipc/bearer.c
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@ -566,7 +566,7 @@ restart:
INIT_LIST_HEAD(&b_ptr->links);
if (m_ptr->bcast) {
b_ptr->link_req = tipc_disc_init_link_req(b_ptr, &m_ptr->bcast_addr,
bcast_scope, 2);
bcast_scope);
}
spin_lock_init(&b_ptr->lock);
write_unlock_bh(&tipc_net_lock);

11
net/tipc/discover.c
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@ -67,13 +67,11 @@ struct link_req {
/**
* tipc_disc_init_msg - initialize a link setup message
* @type: message type (request or response)
* @req_links: number of links associated with message
* @dest_domain: network domain of node(s) which should respond to message
* @b_ptr: ptr to bearer issuing message
*/
static struct sk_buff *tipc_disc_init_msg(u32 type,
u32 req_links,
u32 dest_domain,
struct tipc_bearer *b_ptr)
{
@ -84,7 +82,6 @@ static struct sk_buff *tipc_disc_init_msg(u32 type,
msg = buf_msg(buf);
tipc_msg_init(msg, LINK_CONFIG, type, DSC_H_SIZE, dest_domain);
msg_set_non_seq(msg, 1);
msg_set_req_links(msg, req_links);
msg_set_dest_domain(msg, dest_domain);
msg_set_bc_netid(msg, tipc_net_id);
msg_set_media_addr(msg, &b_ptr->addr);
@ -191,7 +188,7 @@ void tipc_disc_recv_msg(struct sk_buff *buf, struct tipc_bearer *b_ptr)
spin_unlock_bh(&n_ptr->lock);
if ((type == DSC_RESP_MSG) || link_fully_up)
return;
rbuf = tipc_disc_init_msg(DSC_RESP_MSG, 1, orig, b_ptr);
rbuf = tipc_disc_init_msg(DSC_RESP_MSG, orig, b_ptr);
if (rbuf != NULL) {
b_ptr->media->send_msg(rbuf, b_ptr, &media_addr);
buf_discard(rbuf);
@ -274,15 +271,13 @@ static void disc_timeout(struct link_req *req)
* @b_ptr: ptr to bearer issuing requests
* @dest: destination address for request messages
* @dest_domain: network domain of node(s) which should respond to message
* @req_links: max number of desired links
*
* Returns pointer to link request structure, or NULL if unable to create.
*/
struct link_req *tipc_disc_init_link_req(struct tipc_bearer *b_ptr,
const struct tipc_media_addr *dest,
u32 dest_domain,
u32 req_links)
u32 dest_domain)
{
struct link_req *req;
@ -290,7 +285,7 @@ struct link_req *tipc_disc_init_link_req(struct tipc_bearer *b_ptr,
if (!req)
return NULL;
req->buf = tipc_disc_init_msg(DSC_REQ_MSG, req_links, dest_domain, b_ptr);
req->buf = tipc_disc_init_msg(DSC_REQ_MSG, dest_domain, b_ptr);
if (!req->buf) {
kfree(req);
return NULL;

3
net/tipc/discover.h
View File

@ -41,8 +41,7 @@ struct link_req;
struct link_req *tipc_disc_init_link_req(struct tipc_bearer *b_ptr,
const struct tipc_media_addr *dest,
u32 dest_domain,
u32 req_links);
u32 dest_domain);
void tipc_disc_update_link_req(struct link_req *req);
void tipc_disc_stop_link_req(struct link_req *req);

1
net/tipc/msg.c
View File

@ -390,7 +390,6 @@ void tipc_msg_dbg(struct print_buf *buf, struct tipc_msg *msg, const char *str)
if (msg_user(msg) == LINK_CONFIG) {
u32 *raw = (u32 *)msg;
struct tipc_media_addr *orig = (struct tipc_media_addr *)&raw[5];
tipc_printf(buf, ":REQL(%u):", msg_req_links(msg));
tipc_printf(buf, ":DDOM(%x):", msg_dest_domain(msg));
tipc_printf(buf, ":NETID(%u):", msg_bc_netid(msg));
tipc_media_addr_printf(buf, orig);

10
net/tipc/msg.h
View File

@ -567,16 +567,6 @@ static inline void msg_set_seq_gap(struct tipc_msg *m, u32 n)
msg_set_bits(m, 1, 16, 0x1fff, n);
}
static inline u32 msg_req_links(struct tipc_msg *m)
{
return msg_bits(m, 1, 16, 0xfff);
}
static inline void msg_set_req_links(struct tipc_msg *m, u32 n)
{
msg_set_bits(m, 1, 16, 0xfff, n);
}
/*
* Word 2