diff options
Diffstat (limited to 'net/ipv6/reassembly.c')
| -rw-r--r-- | net/ipv6/reassembly.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 77a874020f3a..241b2cc49bf5 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -89,9 +89,9 @@ int ip6_frag_nqueues(struct net *net) return net->ipv6.frags.nqueues; } -int ip6_frag_mem(void) +int ip6_frag_mem(struct net *net) { - return atomic_read(&ip6_frags.mem); + return atomic_read(&net->ipv6.frags.mem); } static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev, @@ -149,11 +149,12 @@ int ip6_frag_match(struct inet_frag_queue *q, void *a) EXPORT_SYMBOL(ip6_frag_match); /* Memory Tracking Functions. */ -static inline void frag_kfree_skb(struct sk_buff *skb, int *work) +static inline void frag_kfree_skb(struct netns_frags *nf, + struct sk_buff *skb, int *work) { if (work) *work -= skb->truesize; - atomic_sub(skb->truesize, &ip6_frags.mem); + atomic_sub(skb->truesize, &nf->mem); kfree_skb(skb); } @@ -183,11 +184,11 @@ static __inline__ void fq_kill(struct frag_queue *fq) inet_frag_kill(&fq->q, &ip6_frags); } -static void ip6_evictor(struct inet6_dev *idev) +static void ip6_evictor(struct net *net, struct inet6_dev *idev) { int evicted; - evicted = inet_frag_evictor(&ip6_frags); + evicted = inet_frag_evictor(&net->ipv6.frags, &ip6_frags); if (evicted) IP6_ADD_STATS_BH(idev, IPSTATS_MIB_REASMFAILS, evicted); } @@ -389,7 +390,7 @@ static int ip6_frag_queue(struct frag_queue *fq, struct sk_buff *skb, fq->q.fragments = next; fq->q.meat -= free_it->len; - frag_kfree_skb(free_it, NULL); + frag_kfree_skb(fq->q.net, free_it, NULL); } } @@ -409,7 +410,7 @@ static int ip6_frag_queue(struct frag_queue *fq, struct sk_buff *skb, } fq->q.stamp = skb->tstamp; fq->q.meat += skb->len; - atomic_add(skb->truesize, &ip6_frags.mem); + atomic_add(skb->truesize, &fq->q.net->mem); /* The first fragment. * nhoffset is obtained from the first fragment, of course. @@ -503,7 +504,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev, head->len -= clone->len; clone->csum = 0; clone->ip_summed = head->ip_summed; - atomic_add(clone->truesize, &ip6_frags.mem); + atomic_add(clone->truesize, &fq->q.net->mem); } /* We have to remove fragment header from datagram and to relocate @@ -518,7 +519,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev, skb_shinfo(head)->frag_list = head->next; skb_reset_transport_header(head); skb_push(head, head->data - skb_network_header(head)); - atomic_sub(head->truesize, &ip6_frags.mem); + atomic_sub(head->truesize, &fq->q.net->mem); for (fp=head->next; fp; fp = fp->next) { head->data_len += fp->len; @@ -528,7 +529,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev, else if (head->ip_summed == CHECKSUM_COMPLETE) head->csum = csum_add(head->csum, fp->csum); head->truesize += fp->truesize; - atomic_sub(fp->truesize, &ip6_frags.mem); + atomic_sub(fp->truesize, &fq->q.net->mem); } head->next = NULL; @@ -600,8 +601,9 @@ static int ipv6_frag_rcv(struct sk_buff *skb) } net = skb->dev->nd_net; - if (atomic_read(&ip6_frags.mem) > init_net.ipv6.sysctl.frags.high_thresh) - ip6_evictor(ip6_dst_idev(skb->dst)); + if (atomic_read(&net->ipv6.frags.mem) > + init_net.ipv6.sysctl.frags.high_thresh) + ip6_evictor(net, ip6_dst_idev(skb->dst)); if ((fq = fq_find(net, fhdr->identification, &hdr->saddr, &hdr->daddr, ip6_dst_idev(skb->dst))) != NULL) { |