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authorWang Chen <wangchen@cn.fujitsu.com>2007-11-13 23:31:14 -0500
committerDavid S. Miller <davem@davemloft.net>2008-01-28 17:53:34 -0500
commita92aa318b4b369091fd80433c80e62838db8bc1c (patch)
treee1deef70d36b654080a69d94beeeab14631c259e /net
parent33c732c36169d7022ad7d6eb474b0c9be43a2dc1 (diff)
[IPV6]: Add raw6 drops counter.
Add raw drops counter for IPv6 in /proc/net/raw6 . Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/raw.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 807260d03586..ae314f3fea46 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -354,14 +354,14 @@ static inline int rawv6_rcv_skb(struct sock * sk, struct sk_buff * skb)
354{ 354{
355 if ((raw6_sk(sk)->checksum || sk->sk_filter) && 355 if ((raw6_sk(sk)->checksum || sk->sk_filter) &&
356 skb_checksum_complete(skb)) { 356 skb_checksum_complete(skb)) {
357 /* FIXME: increment a raw6 drops counter here */ 357 atomic_inc(&sk->sk_drops);
358 kfree_skb(skb); 358 kfree_skb(skb);
359 return 0; 359 return 0;
360 } 360 }
361 361
362 /* Charge it to the socket. */ 362 /* Charge it to the socket. */
363 if (sock_queue_rcv_skb(sk,skb)<0) { 363 if (sock_queue_rcv_skb(sk,skb)<0) {
364 /* FIXME: increment a raw6 drops counter here */ 364 atomic_inc(&sk->sk_drops);
365 kfree_skb(skb); 365 kfree_skb(skb);
366 return 0; 366 return 0;
367 } 367 }
@@ -382,6 +382,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
382 struct raw6_sock *rp = raw6_sk(sk); 382 struct raw6_sock *rp = raw6_sk(sk);
383 383
384 if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb)) { 384 if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb)) {
385 atomic_inc(&sk->sk_drops);
385 kfree_skb(skb); 386 kfree_skb(skb);
386 return NET_RX_DROP; 387 return NET_RX_DROP;
387 } 388 }
@@ -405,7 +406,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
405 406
406 if (inet->hdrincl) { 407 if (inet->hdrincl) {
407 if (skb_checksum_complete(skb)) { 408 if (skb_checksum_complete(skb)) {
408 /* FIXME: increment a raw6 drops counter here */ 409 atomic_inc(&sk->sk_drops);
409 kfree_skb(skb); 410 kfree_skb(skb);
410 return 0; 411 return 0;
411 } 412 }
@@ -496,7 +497,7 @@ csum_copy_err:
496 as some normal condition. 497 as some normal condition.
497 */ 498 */
498 err = (flags&MSG_DONTWAIT) ? -EAGAIN : -EHOSTUNREACH; 499 err = (flags&MSG_DONTWAIT) ? -EAGAIN : -EHOSTUNREACH;
499 /* FIXME: increment a raw6 drops counter here */ 500 atomic_inc(&sk->sk_drops);
500 goto out; 501 goto out;
501} 502}
502 503
@@ -1254,7 +1255,7 @@ static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
1254 srcp = inet_sk(sp)->num; 1255 srcp = inet_sk(sp)->num;
1255 seq_printf(seq, 1256 seq_printf(seq,
1256 "%4d: %08X%08X%08X%08X:%04X %08X%08X%08X%08X:%04X " 1257 "%4d: %08X%08X%08X%08X:%04X %08X%08X%08X%08X:%04X "
1257 "%02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p\n", 1258 "%02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p %d\n",
1258 i, 1259 i,
1259 src->s6_addr32[0], src->s6_addr32[1], 1260 src->s6_addr32[0], src->s6_addr32[1],
1260 src->s6_addr32[2], src->s6_addr32[3], srcp, 1261 src->s6_addr32[2], src->s6_addr32[3], srcp,
@@ -1266,7 +1267,7 @@ static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
1266 0, 0L, 0, 1267 0, 0L, 0,
1267 sock_i_uid(sp), 0, 1268 sock_i_uid(sp), 0,
1268 sock_i_ino(sp), 1269 sock_i_ino(sp),
1269 atomic_read(&sp->sk_refcnt), sp); 1270 atomic_read(&sp->sk_refcnt), sp, atomic_read(&sp->sk_drops));
1270} 1271}
1271 1272
1272static int raw6_seq_show(struct seq_file *seq, void *v) 1273static int raw6_seq_show(struct seq_file *seq, void *v)
@@ -1277,7 +1278,7 @@ static int raw6_seq_show(struct seq_file *seq, void *v)
1277 "local_address " 1278 "local_address "
1278 "remote_address " 1279 "remote_address "
1279 "st tx_queue rx_queue tr tm->when retrnsmt" 1280 "st tx_queue rx_queue tr tm->when retrnsmt"
1280 " uid timeout inode\n"); 1281 " uid timeout inode drops\n");
1281 else 1282 else
1282 raw6_sock_seq_show(seq, v, raw6_seq_private(seq)->bucket); 1283 raw6_sock_seq_show(seq, v, raw6_seq_private(seq)->bucket);
1283 return 0; 1284 return 0;