9a8afc8d39
Signed-off-by: Neil Horman <nhorman@tuxdriver.com> include/linux/net_dropmon.h | 56 +++++++++ net/core/drop_monitor.c | 263 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 319 insertions(+) Signed-off-by: David S. Miller <davem@davemloft.net>
57 lines
928 B
C
57 lines
928 B
C
#ifndef __NET_DROPMON_H
|
|
#define __NET_DROPMON_H
|
|
|
|
#include <linux/netlink.h>
|
|
|
|
struct net_dm_drop_point {
|
|
__u8 pc[8];
|
|
__u32 count;
|
|
};
|
|
|
|
#define NET_DM_CFG_VERSION 0
|
|
#define NET_DM_CFG_ALERT_COUNT 1
|
|
#define NET_DM_CFG_ALERT_DELAY 2
|
|
#define NET_DM_CFG_MAX 3
|
|
|
|
struct net_dm_config_entry {
|
|
__u32 type;
|
|
__u64 data __attribute__((aligned(8)));
|
|
};
|
|
|
|
struct net_dm_config_msg {
|
|
__u32 entries;
|
|
struct net_dm_config_entry options[0];
|
|
};
|
|
|
|
struct net_dm_alert_msg {
|
|
__u32 entries;
|
|
struct net_dm_drop_point points[0];
|
|
};
|
|
|
|
struct net_dm_user_msg {
|
|
union {
|
|
struct net_dm_config_msg user;
|
|
struct net_dm_alert_msg alert;
|
|
} u;
|
|
};
|
|
|
|
|
|
/* These are the netlink message types for this protocol */
|
|
|
|
enum {
|
|
NET_DM_CMD_UNSPEC = 0,
|
|
NET_DM_CMD_ALERT,
|
|
NET_DM_CMD_CONFIG,
|
|
NET_DM_CMD_START,
|
|
NET_DM_CMD_STOP,
|
|
_NET_DM_CMD_MAX,
|
|
};
|
|
|
|
#define NET_DM_CMD_MAX (_NET_DM_CMD_MAX - 1)
|
|
|
|
/*
|
|
* Our group identifiers
|
|
*/
|
|
#define NET_DM_GRP_ALERT 1
|
|
#endif
|