diff options
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/ipvs/Kconfig | 1 | ||||
| -rw-r--r-- | net/netfilter/nf_conntrack_core.c | 3 | ||||
| -rw-r--r-- | net/netfilter/nf_conntrack_proto.c | 6 |
3 files changed, 9 insertions, 1 deletions
diff --git a/net/netfilter/ipvs/Kconfig b/net/netfilter/ipvs/Kconfig index a22dac227055..70bd1d0774c6 100644 --- a/net/netfilter/ipvs/Kconfig +++ b/net/netfilter/ipvs/Kconfig @@ -4,6 +4,7 @@ menuconfig IP_VS tristate "IP virtual server support" depends on NET && INET && NETFILTER + depends on (NF_CONNTRACK || NF_CONNTRACK=n) ---help--- IP Virtual Server support will let you build a high-performance virtual server based on cluster of two or more real servers. This diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 1eacf8d9966a..27a5ea6b6a0f 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1312,7 +1312,8 @@ void *nf_ct_alloc_hashtable(unsigned int *sizep, int *vmalloced, int nulls) if (!hash) { *vmalloced = 1; printk(KERN_WARNING "nf_conntrack: falling back to vmalloc.\n"); - hash = __vmalloc(sz, GFP_KERNEL | __GFP_ZERO, PAGE_KERNEL); + hash = __vmalloc(sz, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO, + PAGE_KERNEL); } if (hash && nulls) diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c index ed6d92958023..dc7bb74110df 100644 --- a/net/netfilter/nf_conntrack_proto.c +++ b/net/netfilter/nf_conntrack_proto.c @@ -292,6 +292,12 @@ int nf_conntrack_l4proto_register(struct nf_conntrack_l4proto *l4proto) for (i = 0; i < MAX_NF_CT_PROTO; i++) proto_array[i] = &nf_conntrack_l4proto_generic; + + /* Before making proto_array visible to lockless readers, + * we must make sure its content is committed to memory. + */ + smp_wmb(); + nf_ct_protos[l4proto->l3proto] = proto_array; } else if (nf_ct_protos[l4proto->l3proto][l4proto->l4proto] != &nf_conntrack_l4proto_generic) { |