Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[UDP]: Restore missing inDatagrams increments

Browse source 
The previous move of the the UDP inDatagrams counter caused the
counting of encapsulated packets, SUNRPC data (as opposed to call)
packets and RXRPC packets to go missing.

This patch restores all of these.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2007-12-11 11:30:32 -08:00 committed by David S. Miller
parent 27ab256864
commit 1781f7f580
8 changed files with 42 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
include/net/ipv6.h
View file

@ -164,15 +164,6 @@ DECLARE_SNMP_STAT(struct icmpv6msg_mib, icmpv6msg_statistics);
#define ICMP6MSGIN_INC_STATS_USER(idev, field) \
_DEVINC(icmpv6msg, _USER, idev, field)
DECLARE_SNMP_STAT(struct udp_mib, udp_stats_in6);
DECLARE_SNMP_STAT(struct udp_mib, udplite_stats_in6);
#define UDP6_INC_STATS_BH(field, is_udplite) do { \
if (is_udplite) SNMP_INC_STATS_BH(udplite_stats_in6, field); \
else SNMP_INC_STATS_BH(udp_stats_in6, field); } while(0)
#define UDP6_INC_STATS_USER(field, is_udplite) do { \
if (is_udplite) SNMP_INC_STATS_USER(udplite_stats_in6, field); \
else SNMP_INC_STATS_USER(udp_stats_in6, field); } while(0)
struct ip6_ra_chain
{
struct ip6_ra_chain *next;

25
include/net/udp.h
View file

@ -139,6 +139,12 @@ extern int udp_lib_setsockopt(struct sock *sk, int level, int optname,
int (*push_pending_frames)(struct sock *));
DECLARE_SNMP_STAT(struct udp_mib, udp_statistics);
DECLARE_SNMP_STAT(struct udp_mib, udp_stats_in6);
/* UDP-Lite does not have a standardized MIB yet, so we inherit from UDP */
DECLARE_SNMP_STAT(struct udp_mib, udplite_statistics);
DECLARE_SNMP_STAT(struct udp_mib, udplite_stats_in6);
/*
* SNMP statistics for UDP and UDP-Lite
*/
@ -149,6 +155,25 @@ DECLARE_SNMP_STAT(struct udp_mib, udp_statistics);
if (is_udplite) SNMP_INC_STATS_BH(udplite_statistics, field); \
else SNMP_INC_STATS_BH(udp_statistics, field); } while(0)
#define UDP6_INC_STATS_BH(field, is_udplite) do { \
if (is_udplite) SNMP_INC_STATS_BH(udplite_stats_in6, field); \
else SNMP_INC_STATS_BH(udp_stats_in6, field); } while(0)
#define UDP6_INC_STATS_USER(field, is_udplite) do { \
if (is_udplite) SNMP_INC_STATS_USER(udplite_stats_in6, field); \
else SNMP_INC_STATS_USER(udp_stats_in6, field); } while(0)
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
#define UDPX_INC_STATS_BH(sk, field) \
do { \
if ((sk)->sk_family == AF_INET) \
UDP_INC_STATS_BH(field, 0); \
else \
UDP6_INC_STATS_BH(field, 0); \
} while (0);
#else
#define UDPX_INC_STATS_BH(sk, field) UDP_INC_STATS_BH(field, 0)
#endif
/* /proc */
struct udp_seq_afinfo {
struct module *owner;

3
include/net/udplite.h
View file

@ -13,9 +13,6 @@
extern struct proto udplite_prot;
extern struct hlist_head udplite_hash[UDP_HTABLE_SIZE];
/* UDP-Lite does not have a standardized MIB yet, so we inherit from UDP */
DECLARE_SNMP_STAT(struct udp_mib, udplite_statistics);
/*
* Checksum computation is all in software, hence simpler getfrag.
*/

6
net/ipv4/udp.c
View file

@ -110,6 +110,7 @@
*/
DEFINE_SNMP_STAT(struct udp_mib, udp_statistics) __read_mostly;
EXPORT_SYMBOL(udp_statistics);
struct hlist_head udp_hash[UDP_HTABLE_SIZE];
DEFINE_RWLOCK(udp_hash_lock);
@ -969,8 +970,11 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
int ret;
ret = (*up->encap_rcv)(sk, skb);
if (ret <= 0)
if (ret <= 0) {
UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS,
is_udplite);
return -ret;
}
}
/* FALLTHROUGH -- it's a UDP Packet */

1
net/ipv6/proc.c
View file

@ -27,6 +27,7 @@
#include <net/ip.h>
#include <net/sock.h>
#include <net/tcp.h>
#include <net/udp.h>
#include <net/transp_v6.h>
#include <net/ipv6.h>

2
net/ipv6/udp.c
View file

@ -34,6 +34,7 @@
#include <linux/ipv6.h>
#include <linux/icmpv6.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/skbuff.h>
#include <asm/uaccess.h>
@ -51,6 +52,7 @@
#include "udp_impl.h"
DEFINE_SNMP_STAT(struct udp_mib, udp_stats_in6) __read_mostly;
EXPORT_SYMBOL(udp_stats_in6);
static inline int udp_v6_get_port(struct sock *sk, unsigned short snum)
{

4
net/rxrpc/ar-input.c
View file

@ -20,6 +20,7 @@
#include <net/sock.h>
#include <net/af_rxrpc.h>
#include <net/ip.h>
#include <net/udp.h>
#include "ar-internal.h"
unsigned long rxrpc_ack_timeout = 1;
@ -707,10 +708,13 @@ void rxrpc_data_ready(struct sock *sk, int count)
if (skb_checksum_complete(skb)) {
rxrpc_free_skb(skb);
rxrpc_put_local(local);
UDP_INC_STATS_BH(UDP_MIB_INERRORS, 0);
_leave(" [CSUM failed]");
return;
}
UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS, 0);
/* the socket buffer we have is owned by UDP, with UDP's data all over
* it, but we really want our own */
skb_orphan(skb);

6
net/sunrpc/xprtsock.c
View file

@ -838,8 +838,12 @@ static void xs_udp_data_ready(struct sock *sk, int len)
copied = repsize;
/* Suck it into the iovec, verify checksum if not done by hw. */
if (csum_partial_copy_to_xdr(&rovr->rq_private_buf, skb))
if (csum_partial_copy_to_xdr(&rovr->rq_private_buf, skb)) {
UDPX_INC_STATS_BH(sk, UDP_MIB_INERRORS);
goto out_unlock;
}
UDPX_INC_STATS_BH(sk, UDP_MIB_INDATAGRAMS);
/* Something worked... */
dst_confirm(skb->dst);