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Diffstat (limited to 'net/tipc/link.c')
-rw-r--r--net/tipc/link.c326
1 files changed, 144 insertions, 182 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 7a614f4..1c1e615 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -41,6 +41,12 @@
#include "discover.h"
#include "config.h"
+/*
+ * Error message prefixes
+ */
+static const char *link_co_err = "Link changeover error, ";
+static const char *link_rst_msg = "Resetting link ";
+static const char *link_unk_evt = "Unknown link event ";
/*
* Out-of-range value for link session numbers
@@ -153,8 +159,8 @@ int tipc_link_is_active(struct tipc_link *l_ptr)
/**
* link_name_validate - validate & (optionally) deconstruct tipc_link name
- * @name - ptr to link name string
- * @name_parts - ptr to area for link name components (or NULL if not needed)
+ * @name: ptr to link name string
+ * @name_parts: ptr to area for link name components (or NULL if not needed)
*
* Returns 1 if link name is valid, otherwise 0.
*/
@@ -300,20 +306,20 @@ struct tipc_link *tipc_link_create(struct tipc_node *n_ptr,
if (n_ptr->link_cnt >= 2) {
tipc_addr_string_fill(addr_string, n_ptr->addr);
- err("Attempt to establish third link to %s\n", addr_string);
+ pr_err("Attempt to establish third link to %s\n", addr_string);
return NULL;
}
if (n_ptr->links[b_ptr->identity]) {
tipc_addr_string_fill(addr_string, n_ptr->addr);
- err("Attempt to establish second link on <%s> to %s\n",
- b_ptr->name, addr_string);
+ pr_err("Attempt to establish second link on <%s> to %s\n",
+ b_ptr->name, addr_string);
return NULL;
}
l_ptr = kzalloc(sizeof(*l_ptr), GFP_ATOMIC);
if (!l_ptr) {
- warn("Link creation failed, no memory\n");
+ pr_warn("Link creation failed, no memory\n");
return NULL;
}
@@ -371,7 +377,7 @@ struct tipc_link *tipc_link_create(struct tipc_node *n_ptr,
void tipc_link_delete(struct tipc_link *l_ptr)
{
if (!l_ptr) {
- err("Attempt to delete non-existent link\n");
+ pr_err("Attempt to delete non-existent link\n");
return;
}
@@ -632,8 +638,8 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
link_set_timer(l_ptr, cont_intv / 4);
break;
case RESET_MSG:
- info("Resetting link <%s>, requested by peer\n",
- l_ptr->name);
+ pr_info("%s<%s>, requested by peer\n", link_rst_msg,
+ l_ptr->name);
tipc_link_reset(l_ptr);
l_ptr->state = RESET_RESET;
l_ptr->fsm_msg_cnt = 0;
@@ -642,7 +648,7 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
link_set_timer(l_ptr, cont_intv);
break;
default:
- err("Unknown link event %u in WW state\n", event);
+ pr_err("%s%u in WW state\n", link_unk_evt, event);
}
break;
case WORKING_UNKNOWN:
@@ -654,8 +660,8 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
link_set_timer(l_ptr, cont_intv);
break;
case RESET_MSG:
- info("Resetting link <%s>, requested by peer "
- "while probing\n", l_ptr->name);
+ pr_info("%s<%s>, requested by peer while probing\n",
+ link_rst_msg, l_ptr->name);
tipc_link_reset(l_ptr);
l_ptr->state = RESET_RESET;
l_ptr->fsm_msg_cnt = 0;
@@ -680,8 +686,8 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
l_ptr->fsm_msg_cnt++;
link_set_timer(l_ptr, cont_intv / 4);
} else { /* Link has failed */
- warn("Resetting link <%s>, peer not responding\n",
- l_ptr->name);
+ pr_warn("%s<%s>, peer not responding\n",
+ link_rst_msg, l_ptr->name);
tipc_link_reset(l_ptr);
l_ptr->state = RESET_UNKNOWN;
l_ptr->fsm_msg_cnt = 0;
@@ -692,7 +698,7 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
}
break;
default:
- err("Unknown link event %u in WU state\n", event);
+ pr_err("%s%u in WU state\n", link_unk_evt, event);
}
break;
case RESET_UNKNOWN:
@@ -726,7 +732,7 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
link_set_timer(l_ptr, cont_intv);
break;
default:
- err("Unknown link event %u in RU state\n", event);
+ pr_err("%s%u in RU state\n", link_unk_evt, event);
}
break;
case RESET_RESET:
@@ -751,11 +757,11 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event)
link_set_timer(l_ptr, cont_intv);
break;
default:
- err("Unknown link event %u in RR state\n", event);
+ pr_err("%s%u in RR state\n", link_unk_evt, event);
}
break;
default:
- err("Unknown link state %u/%u\n", l_ptr->state, event);
+ pr_err("Unknown link state %u/%u\n", l_ptr->state, event);
}
}
@@ -856,7 +862,8 @@ int tipc_link_send_buf(struct tipc_link *l_ptr, struct sk_buff *buf)
}
kfree_skb(buf);
if (imp > CONN_MANAGER) {
- warn("Resetting link <%s>, send queue full", l_ptr->name);
+ pr_warn("%s<%s>, send queue full", link_rst_msg,
+ l_ptr->name);
tipc_link_reset(l_ptr);
}
return dsz;
@@ -944,7 +951,7 @@ int tipc_link_send(struct sk_buff *buf, u32 dest, u32 selector)
return res;
}
-/*
+/**
* tipc_link_send_names - send name table entries to new neighbor
*
* Send routine for bulk delivery of name table messages when contact
@@ -1409,8 +1416,8 @@ static void link_reset_all(unsigned long addr)
tipc_node_lock(n_ptr);
- warn("Resetting all links to %s\n",
- tipc_addr_string_fill(addr_string, n_ptr->addr));
+ pr_warn("Resetting all links to %s\n",
+ tipc_addr_string_fill(addr_string, n_ptr->addr));
for (i = 0; i < MAX_BEARERS; i++) {
if (n_ptr->links[i]) {
@@ -1428,7 +1435,7 @@ static void link_retransmit_failure(struct tipc_link *l_ptr,
{
struct tipc_msg *msg = buf_msg(buf);
- warn("Retransmission failure on link <%s>\n", l_ptr->name);
+ pr_warn("Retransmission failure on link <%s>\n", l_ptr->name);
if (l_ptr->addr) {
/* Handle failure on standard link */
@@ -1440,21 +1447,23 @@ static void link_retransmit_failure(struct tipc_link *l_ptr,
struct tipc_node *n_ptr;
char addr_string[16];
- info("Msg seq number: %u, ", msg_seqno(msg));
- info("Outstanding acks: %lu\n",
- (unsigned long) TIPC_SKB_CB(buf)->handle);
+ pr_info("Msg seq number: %u, ", msg_seqno(msg));
+ pr_cont("Outstanding acks: %lu\n",
+ (unsigned long) TIPC_SKB_CB(buf)->handle);
n_ptr = tipc_bclink_retransmit_to();
tipc_node_lock(n_ptr);
tipc_addr_string_fill(addr_string, n_ptr->addr);
- info("Broadcast link info for %s\n", addr_string);
- info("Supportable: %d, ", n_ptr->bclink.supportable);
- info("Supported: %d, ", n_ptr->bclink.supported);
- info("Acked: %u\n", n_ptr->bclink.acked);
- info("Last in: %u, ", n_ptr->bclink.last_in);
- info("Oos state: %u, ", n_ptr->bclink.oos_state);
- info("Last sent: %u\n", n_ptr->bclink.last_sent);
+ pr_info("Broadcast link info for %s\n", addr_string);
+ pr_info("Supportable: %d, Supported: %d, Acked: %u\n",
+ n_ptr->bclink.supportable,
+ n_ptr->bclink.supported,
+ n_ptr->bclink.acked);
+ pr_info("Last in: %u, Oos state: %u, Last sent: %u\n",
+ n_ptr->bclink.last_in,
+ n_ptr->bclink.oos_state,
+ n_ptr->bclink.last_sent);
tipc_k_signal((Handler)link_reset_all, (unsigned long)n_ptr->addr);
@@ -1479,8 +1488,8 @@ void tipc_link_retransmit(struct tipc_link *l_ptr, struct sk_buff *buf,
l_ptr->retransm_queue_head = msg_seqno(msg);
l_ptr->retransm_queue_size = retransmits;
} else {
- err("Unexpected retransmit on link %s (qsize=%d)\n",
- l_ptr->name, l_ptr->retransm_queue_size);
+ pr_err("Unexpected retransmit on link %s (qsize=%d)\n",
+ l_ptr->name, l_ptr->retransm_queue_size);
}
return;
} else {
@@ -1787,7 +1796,7 @@ cont:
read_unlock_bh(&tipc_net_lock);
}
-/*
+/**
* tipc_link_defer_pkt - Add out-of-sequence message to deferred reception queue
*
* Returns increase in queue length (i.e. 0 or 1)
@@ -2074,8 +2083,9 @@ static void link_recv_proto_msg(struct tipc_link *l_ptr, struct sk_buff *buf)
if (msg_linkprio(msg) &&
(msg_linkprio(msg) != l_ptr->priority)) {
- warn("Resetting link <%s>, priority change %u->%u\n",
- l_ptr->name, l_ptr->priority, msg_linkprio(msg));
+ pr_warn("%s<%s>, priority change %u->%u\n",
+ link_rst_msg, l_ptr->name, l_ptr->priority,
+ msg_linkprio(msg));
l_ptr->priority = msg_linkprio(msg);
tipc_link_reset(l_ptr); /* Enforce change to take effect */
break;
@@ -2139,15 +2149,13 @@ static void tipc_link_tunnel(struct tipc_link *l_ptr,
tunnel = l_ptr->owner->active_links[selector & 1];
if (!tipc_link_is_up(tunnel)) {
- warn("Link changeover error, "
- "tunnel link no longer available\n");
+ pr_warn("%stunnel link no longer available\n", link_co_err);
return;
}
msg_set_size(tunnel_hdr, length + INT_H_SIZE);
buf = tipc_buf_acquire(length + INT_H_SIZE);
if (!buf) {
- warn("Link changeover error, "
- "unable to send tunnel msg\n");
+ pr_warn("%sunable to send tunnel msg\n", link_co_err);
return;
}
skb_copy_to_linear_data(buf, tunnel_hdr, INT_H_SIZE);
@@ -2173,8 +2181,7 @@ void tipc_link_changeover(struct tipc_link *l_ptr)
return;
if (!l_ptr->owner->permit_changeover) {
- warn("Link changeover error, "
- "peer did not permit changeover\n");
+ pr_warn("%speer did not permit changeover\n", link_co_err);
return;
}
@@ -2192,8 +2199,8 @@ void tipc_link_changeover(struct tipc_link *l_ptr)
msg_set_size(&tunnel_hdr, INT_H_SIZE);
tipc_link_send_buf(tunnel, buf);
} else {
- warn("Link changeover error, "
- "unable to send changeover msg\n");
+ pr_warn("%sunable to send changeover msg\n",
+ link_co_err);
}
return;
}
@@ -2246,8 +2253,8 @@ void tipc_link_send_duplicate(struct tipc_link *l_ptr, struct tipc_link *tunnel)
msg_set_size(&tunnel_hdr, length + INT_H_SIZE);
outbuf = tipc_buf_acquire(length + INT_H_SIZE);
if (outbuf == NULL) {
- warn("Link changeover error, "
- "unable to send duplicate msg\n");
+ pr_warn("%sunable to send duplicate msg\n",
+ link_co_err);
return;
}
skb_copy_to_linear_data(outbuf, &tunnel_hdr, INT_H_SIZE);
@@ -2298,8 +2305,8 @@ static int link_recv_changeover_msg(struct tipc_link **l_ptr,
if (!dest_link)
goto exit;
if (dest_link == *l_ptr) {
- err("Unexpected changeover message on link <%s>\n",
- (*l_ptr)->name);
+ pr_err("Unexpected changeover message on link <%s>\n",
+ (*l_ptr)->name);
goto exit;
}
*l_ptr = dest_link;
@@ -2310,7 +2317,7 @@ static int link_recv_changeover_msg(struct tipc_link **l_ptr,
goto exit;
*buf = buf_extract(tunnel_buf, INT_H_SIZE);
if (*buf == NULL) {
- warn("Link changeover error, duplicate msg dropped\n");
+ pr_warn("%sduplicate msg dropped\n", link_co_err);
goto exit;
}
kfree_skb(tunnel_buf);
@@ -2319,8 +2326,8 @@ static int link_recv_changeover_msg(struct tipc_link **l_ptr,
/* First original message ?: */
if (tipc_link_is_up(dest_link)) {
- info("Resetting link <%s>, changeover initiated by peer\n",
- dest_link->name);
+ pr_info("%s<%s>, changeover initiated by peer\n", link_rst_msg,
+ dest_link->name);
tipc_link_reset(dest_link);
dest_link->exp_msg_count = msg_count;
if (!msg_count)
@@ -2333,8 +2340,7 @@ static int link_recv_changeover_msg(struct tipc_link **l_ptr,
/* Receive original message */
if (dest_link->exp_msg_count == 0) {
- warn("Link switchover error, "
- "got too many tunnelled messages\n");
+ pr_warn("%sgot too many tunnelled messages\n", link_co_err);
goto exit;
}
dest_link->exp_msg_count--;
@@ -2346,7 +2352,7 @@ static int link_recv_changeover_msg(struct tipc_link **l_ptr,
kfree_skb(tunnel_buf);
return 1;
} else {
- warn("Link changeover error, original msg dropped\n");
+ pr_warn("%soriginal msg dropped\n", link_co_err);
}
}
exit:
@@ -2367,7 +2373,7 @@ void tipc_link_recv_bundle(struct sk_buff *buf)
while (msgcount--) {
obuf = buf_extract(buf, pos);
if (obuf == NULL) {
- warn("Link unable to unbundle message(s)\n");
+ pr_warn("Link unable to unbundle message(s)\n");
break;
}
pos += align(msg_size(buf_msg(obuf)));
@@ -2538,7 +2544,7 @@ int tipc_link_recv_fragment(struct sk_buff **pending, struct sk_buff **fb,
set_fragm_size(pbuf, fragm_sz);
set_expected_frags(pbuf, exp_fragm_cnt - 1);
} else {
- dbg("Link unable to reassemble fragmented message\n");
+ pr_debug("Link unable to reassemble fragmented message\n");
kfree_skb(fbuf);
return -1;
}
@@ -2635,8 +2641,8 @@ void tipc_link_set_queue_limits(struct tipc_link *l_ptr, u32 window)
/**
* link_find_link - locate link by name
- * @name - ptr to link name string
- * @node - ptr to area to be filled with ptr to associated node
+ * @name: ptr to link name string
+ * @node: ptr to area to be filled with ptr to associated node
*
* Caller must hold 'tipc_net_lock' to ensure node and bearer are not deleted;
* this also prevents link deletion.
@@ -2671,8 +2677,8 @@ static struct tipc_link *link_find_link(const char *name,
/**
* link_value_is_valid -- validate proposed link tolerance/priority/window
*
- * @cmd - value type (TIPC_CMD_SET_LINK_*)
- * @new_value - the new value
+ * @cmd: value type (TIPC_CMD_SET_LINK_*)
+ * @new_value: the new value
*
* Returns 1 if value is within range, 0 if not.
*/
@@ -2693,9 +2699,9 @@ static int link_value_is_valid(u16 cmd, u32 new_value)
/**
* link_cmd_set_value - change priority/tolerance/window for link/bearer/media
- * @name - ptr to link, bearer, or media name
- * @new_value - new value of link, bearer, or media setting
- * @cmd - which link, bearer, or media attribute to set (TIPC_CMD_SET_LINK_*)
+ * @name: ptr to link, bearer, or media name
+ * @new_value: new value of link, bearer, or media setting
+ * @cmd: which link, bearer, or media attribute to set (TIPC_CMD_SET_LINK_*)
*
* Caller must hold 'tipc_net_lock' to ensure link/bearer/media is not deleted.
*
@@ -2860,112 +2866,114 @@ static u32 percent(u32 count, u32 total)
*/
static int tipc_link_stats(const char *name, char *buf, const u32 buf_size)
{
- struct print_buf pb;
- struct tipc_link *l_ptr;
+ struct tipc_link *l;
+ struct tipc_stats *s;
struct tipc_node *node;
char *status;
u32 profile_total = 0;
+ int ret;
if (!strcmp(name, tipc_bclink_name))
return tipc_bclink_stats(buf, buf_size);
- tipc_printbuf_init(&pb, buf, buf_size);
-
read_lock_bh(&tipc_net_lock);
- l_ptr = link_find_link(name, &node);
- if (!l_ptr) {
+ l = link_find_link(name, &node);
+ if (!l) {
read_unlock_bh(&tipc_net_lock);
return 0;
}
tipc_node_lock(node);
+ s = &l->stats;
- if (tipc_link_is_active(l_ptr))
+ if (tipc_link_is_active(l))
status = "ACTIVE";
- else if (tipc_link_is_up(l_ptr))
+ else if (tipc_link_is_up(l))
status = "STANDBY";
else
status = "DEFUNCT";
- tipc_printf(&pb, "Link <%s>\n"
- " %s MTU:%u Priority:%u Tolerance:%u ms"
- " Window:%u packets\n",
- l_ptr->name, status, l_ptr->max_pkt,
- l_ptr->priority, l_ptr->tolerance, l_ptr->queue_limit[0]);
- tipc_printf(&pb, " RX packets:%u fragments:%u/%u bundles:%u/%u\n",
- l_ptr->next_in_no - l_ptr->stats.recv_info,
- l_ptr->stats.recv_fragments,
- l_ptr->stats.recv_fragmented,
- l_ptr->stats.recv_bundles,
- l_ptr->stats.recv_bundled);
- tipc_printf(&pb, " TX packets:%u fragments:%u/%u bundles:%u/%u\n",
- l_ptr->next_out_no - l_ptr->stats.sent_info,
- l_ptr->stats.sent_fragments,
- l_ptr->stats.sent_fragmented,
- l_ptr->stats.sent_bundles,
- l_ptr->stats.sent_bundled);
- profile_total = l_ptr->stats.msg_length_counts;
+
+ ret = tipc_snprintf(buf, buf_size, "Link <%s>\n"
+ " %s MTU:%u Priority:%u Tolerance:%u ms"
+ " Window:%u packets\n",
+ l->name, status, l->max_pkt, l->priority,
+ l->tolerance, l->queue_limit[0]);
+
+ ret += tipc_snprintf(buf + ret, buf_size - ret,
+ " RX packets:%u fragments:%u/%u bundles:%u/%u\n",
+ l->next_in_no - s->recv_info, s->recv_fragments,
+ s->recv_fragmented, s->recv_bundles,
+ s->recv_bundled);
+
+ ret += tipc_snprintf(buf + ret, buf_size - ret,
+ " TX packets:%u fragments:%u/%u bundles:%u/%u\n",
+ l->next_out_no - s->sent_info, s->sent_fragments,
+ s->sent_fragmented, s->sent_bundles,
+ s->sent_bundled);
+
+ profile_total = s->msg_length_counts;
if (!profile_total)
profile_total = 1;
- tipc_printf(&pb, " TX profile sample:%u packets average:%u octets\n"
- " 0-64:%u%% -256:%u%% -1024:%u%% -4096:%u%% "
- "-16384:%u%% -32768:%u%% -66000:%u%%\n",
- l_ptr->stats.msg_length_counts,
- l_ptr->stats.msg_lengths_total / profile_total,
- percent(l_ptr->stats.msg_length_profile[0], profile_total),
- percent(l_ptr->stats.msg_length_profile[1], profile_total),
- percent(l_ptr->stats.msg_length_profile[2], profile_total),
- percent(l_ptr->stats.msg_length_profile[3], profile_total),
- percent(l_ptr->stats.msg_length_profile[4], profile_total),
- percent(l_ptr->stats.msg_length_profile[5], profile_total),
- percent(l_ptr->stats.msg_length_profile[6], profile_total));
- tipc_printf(&pb, " RX states:%u probes:%u naks:%u defs:%u dups:%u\n",
- l_ptr->stats.recv_states,
- l_ptr->stats.recv_probes,
- l_ptr->stats.recv_nacks,
- l_ptr->stats.deferred_recv,
- l_ptr->stats.duplicates);
- tipc_printf(&pb, " TX states:%u probes:%u naks:%u acks:%u dups:%u\n",
- l_ptr->stats.sent_states,
- l_ptr->stats.sent_probes,
- l_ptr->stats.sent_nacks,
- l_ptr->stats.sent_acks,
- l_ptr->stats.retransmitted);
- tipc_printf(&pb, " Congestion bearer:%u link:%u Send queue max:%u avg:%u\n",
- l_ptr->stats.bearer_congs,
- l_ptr->stats.link_congs,
- l_ptr->stats.max_queue_sz,
- l_ptr->stats.queue_sz_counts
- ? (l_ptr->stats.accu_queue_sz / l_ptr->stats.queue_sz_counts)
- : 0);
+
+ ret += tipc_snprintf(buf + ret, buf_size - ret,
+ " TX profile sample:%u packets average:%u octets\n"
+ " 0-64:%u%% -256:%u%% -1024:%u%% -4096:%u%% "
+ "-16384:%u%% -32768:%u%% -66000:%u%%\n",
+ s->msg_length_counts,
+ s->msg_lengths_total / profile_total,
+ percent(s->msg_length_profile[0], profile_total),
+ percent(s->msg_length_profile[1], profile_total),
+ percent(s->msg_length_profile[2], profile_total),
+ percent(s->msg_length_profile[3], profile_total),
+ percent(s->msg_length_profile[4], profile_total),
+ percent(s->msg_length_profile[5], profile_total),
+ percent(s->msg_length_profile[6], profile_total));
+
+ ret += tipc_snprintf(buf + ret, buf_size - ret,
+ " RX states:%u probes:%u naks:%u defs:%u"
+ " dups:%u\n", s->recv_states, s->recv_probes,
+ s->recv_nacks, s->deferred_recv, s->duplicates);
+
+ ret += tipc_snprintf(buf + ret, buf_size - ret,
+ " TX states:%u probes:%u naks:%u acks:%u"
+ " dups:%u\n", s->sent_states, s->sent_probes,
+ s->sent_nacks, s->sent_acks, s->retransmitted);
+
+ ret += tipc_snprintf(buf + ret, buf_size - ret,
+ " Congestion bearer:%u link:%u Send queue"
+ " max:%u avg:%u\n", s->bearer_congs, s->link_congs,
+ s->max_queue_sz, s->queue_sz_counts ?
+ (s->accu_queue_sz / s->queue_sz_counts) : 0);
tipc_node_unlock(node);
read_unlock_bh(&tipc_net_lock);
- return tipc_printbuf_validate(&pb);
+ return ret;
}
-#define MAX_LINK_STATS_INFO 2000
-
struct sk_buff *tipc_link_cmd_show_stats(const void *req_tlv_area, int req_tlv_space)
{
struct sk_buff *buf;
struct tlv_desc *rep_tlv;
int str_len;
+ int pb_len;
+ char *pb;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_LINK_NAME))
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
- buf = tipc_cfg_reply_alloc(TLV_SPACE(MAX_LINK_STATS_INFO));
+ buf = tipc_cfg_reply_alloc(TLV_SPACE(ULTRA_STRING_MAX_LEN));
if (!buf)
return NULL;
rep_tlv = (struct tlv_desc *)buf->data;
-
+ pb = TLV_DATA(rep_tlv);
+ pb_len = ULTRA_STRING_MAX_LEN;
str_len = tipc_link_stats((char *)TLV_DATA(req_tlv_area),
- (char *)TLV_DATA(rep_tlv), MAX_LINK_STATS_INFO);
+ pb, pb_len);
if (!str_len) {
kfree_skb(buf);
return tipc_cfg_reply_error_string("link not found");
}
-
+ str_len += 1; /* for "\0" */
skb_put(buf, TLV_SPACE(str_len));
TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);
@@ -3003,62 +3011,16 @@ u32 tipc_link_get_max_pkt(u32 dest, u32 selector)
static void link_print(struct tipc_link *l_ptr, const char *str)
{
- char print_area[256];
- struct print_buf pb;
- struct print_buf *buf = &pb;
-
- tipc_printbuf_init(buf, print_area, sizeof(print_area));
-
- tipc_printf(buf, str);
- tipc_printf(buf, "Link %x<%s>:",
- l_ptr->addr, l_ptr->b_ptr->name);
-
-#ifdef CONFIG_TIPC_DEBUG
- if (link_reset_reset(l_ptr) || link_reset_unknown(l_ptr))
- goto print_state;
-
- tipc_printf(buf, ": NXO(%u):", mod(l_ptr->next_out_no));
- tipc_printf(buf, "NXI(%u):", mod(l_ptr->next_in_no));
- tipc_printf(buf, "SQUE");
- if (l_ptr->first_out) {
- tipc_printf(buf, "[%u..", buf_seqno(l_ptr->first_out));
- if (l_ptr->next_out)
- tipc_printf(buf, "%u..", buf_seqno(l_ptr->next_out));
- tipc_printf(buf, "%u]", buf_seqno(l_ptr->last_out));
- if ((mod(buf_seqno(l_ptr->last_out) -
- buf_seqno(l_ptr->first_out))
- != (l_ptr->out_queue_size - 1)) ||
- (l_ptr->last_out->next != NULL)) {
- tipc_printf(buf, "\nSend queue inconsistency\n");
- tipc_printf(buf, "first_out= %p ", l_ptr->first_out);
- tipc_printf(buf, "next_out= %p ", l_ptr->next_out);
- tipc_printf(buf, "last_out= %p ", l_ptr->last_out);
- }
- } else
- tipc_printf(buf, "[]");
- tipc_printf(buf, "SQSIZ(%u)", l_ptr->out_queue_size);
- if (l_ptr->oldest_deferred_in) {
- u32 o = buf_seqno(l_ptr->oldest_deferred_in);
- u32 n = buf_seqno(l_ptr->newest_deferred_in);
- tipc_printf(buf, ":RQUE[%u..%u]", o, n);
- if (l_ptr->deferred_inqueue_sz != mod((n + 1) - o)) {
- tipc_printf(buf, ":RQSIZ(%u)",
- l_ptr->deferred_inqueue_sz);
- }
- }
-print_state:
-#endif
+ pr_info("%s Link %x<%s>:", str, l_ptr->addr, l_ptr->b_ptr->name);
if (link_working_unknown(l_ptr))
- tipc_printf(buf, ":WU");
+ pr_cont(":WU\n");
else if (link_reset_reset(l_ptr))
- tipc_printf(buf, ":RR");
+ pr_cont(":RR\n");
else if (link_reset_unknown(l_ptr))
- tipc_printf(buf, ":RU");
+ pr_cont(":RU\n");
else if (link_working_working(l_ptr))
- tipc_printf(buf, ":WW");
- tipc_printf(buf, "\n");
-
- tipc_printbuf_validate(buf);
- info("%s", print_area);
+ pr_cont(":WW\n");
+ else
+ pr_cont("\n");
}
generated by cgit v0.10.2 at 2024-11-02 15:40:48 (GMT)