提交 107e7be6 编写于 作者: A Allan Stephens 提交者: David S. Miller

tipc: Add support for "-s" configuration option

Provide initial support for displaying overall TIPC status/statistics
information at runtime.  Currently, only version info for the TIPC
kernel module is displayed.
Signed-off-by: NAllan Stephens <allan.stephens@windriver.com>
Signed-off-by: NPaul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 3aec9cc9
......@@ -74,6 +74,7 @@
#define TIPC_CMD_SHOW_NAME_TABLE 0x0005 /* tx name_tbl_query, rx ultra_string */
#define TIPC_CMD_SHOW_PORTS 0x0006 /* tx none, rx ultra_string */
#define TIPC_CMD_SHOW_LINK_STATS 0x000B /* tx link_name, rx ultra_string */
#define TIPC_CMD_SHOW_STATS 0x000F /* tx unsigned, rx ultra_string */
#if 0
#define TIPC_CMD_SHOW_PORT_STATS 0x0008 /* tx port_ref, rx ultra_string */
......
......@@ -246,13 +246,48 @@ static void cfg_cmd_event(struct tipc_cmd_msg *msg,
default:
rv = tipc_cfg_cmd(msg, data, sz, (u32 *)&msg_sect[1].iov_len, orig);
}
exit:
exit:
rmsg.result_len = htonl(msg_sect[1].iov_len);
rmsg.retval = htonl(rv);
tipc_cfg_respond(msg_sect, 2u, orig);
}
#endif
#define MAX_STATS_INFO 2000
static struct sk_buff *tipc_show_stats(void)
{
struct sk_buff *buf;
struct tlv_desc *rep_tlv;
struct print_buf pb;
int str_len;
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = ntohl(*(u32 *)TLV_DATA(req_tlv_area));
if (value != 0)
return tipc_cfg_reply_error_string("unsupported argument");
buf = tipc_cfg_reply_alloc(TLV_SPACE(MAX_STATS_INFO));
if (buf == NULL)
return NULL;
rep_tlv = (struct tlv_desc *)buf->data;
tipc_printbuf_init(&pb, (char *)TLV_DATA(rep_tlv), MAX_STATS_INFO);
tipc_printf(&pb, "TIPC version " TIPC_MOD_VER "\n");
/* Use additional tipc_printf()'s to return more info ... */
str_len = tipc_printbuf_validate(&pb);
skb_put(buf, TLV_SPACE(str_len));
TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);
return buf;
}
static struct sk_buff *cfg_enable_bearer(void)
{
struct tipc_bearer_config *args;
......@@ -536,6 +571,9 @@ struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area
case TIPC_CMD_DUMP_LOG:
rep_tlv_buf = tipc_log_dump();
break;
case TIPC_CMD_SHOW_STATS:
rep_tlv_buf = tipc_show_stats();
break;
case TIPC_CMD_SET_LINK_TOL:
case TIPC_CMD_SET_LINK_PRI:
case TIPC_CMD_SET_LINK_WINDOW:
......
......@@ -49,8 +49,6 @@
#include "config.h"
#define TIPC_MOD_VER "2.0.0"
#ifndef CONFIG_TIPC_ZONES
#define CONFIG_TIPC_ZONES 3
#endif
......
......@@ -59,6 +59,9 @@
#include <linux/slab.h>
#include <linux/vmalloc.h>
#define TIPC_MOD_VER "2.0.0"
/*
* TIPC sanity test macros
*/
......
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