diff options
Diffstat (limited to 'net/ipv6/addrconf.c')
| -rw-r--r-- | net/ipv6/addrconf.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 7cba8845242f..3984f52181f4 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c | |||
| @@ -588,7 +588,8 @@ static u32 ipv6_addr_hash(const struct in6_addr *addr) | |||
| 588 | * We perform the hash function over the last 64 bits of the address | 588 | * We perform the hash function over the last 64 bits of the address |
| 589 | * This will include the IEEE address token on links that support it. | 589 | * This will include the IEEE address token on links that support it. |
| 590 | */ | 590 | */ |
| 591 | return jhash_2words(addr->s6_addr32[2], addr->s6_addr32[3], 0) | 591 | return jhash_2words((__force u32)addr->s6_addr32[2], |
| 592 | (__force u32)addr->s6_addr32[3], 0) | ||
| 592 | & (IN6_ADDR_HSIZE - 1); | 593 | & (IN6_ADDR_HSIZE - 1); |
| 593 | } | 594 | } |
| 594 | 595 | ||
| @@ -1345,7 +1346,7 @@ struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *add | |||
| 1345 | struct hlist_node *node; | 1346 | struct hlist_node *node; |
| 1346 | 1347 | ||
| 1347 | rcu_read_lock_bh(); | 1348 | rcu_read_lock_bh(); |
| 1348 | hlist_for_each_entry_rcu(ifp, node, &inet6_addr_lst[hash], addr_lst) { | 1349 | hlist_for_each_entry_rcu_bh(ifp, node, &inet6_addr_lst[hash], addr_lst) { |
| 1349 | if (!net_eq(dev_net(ifp->idev->dev), net)) | 1350 | if (!net_eq(dev_net(ifp->idev->dev), net)) |
| 1350 | continue; | 1351 | continue; |
| 1351 | if (ipv6_addr_equal(&ifp->addr, addr)) { | 1352 | if (ipv6_addr_equal(&ifp->addr, addr)) { |
| @@ -2958,7 +2959,7 @@ static struct inet6_ifaddr *if6_get_first(struct seq_file *seq) | |||
| 2958 | 2959 | ||
| 2959 | for (state->bucket = 0; state->bucket < IN6_ADDR_HSIZE; ++state->bucket) { | 2960 | for (state->bucket = 0; state->bucket < IN6_ADDR_HSIZE; ++state->bucket) { |
| 2960 | struct hlist_node *n; | 2961 | struct hlist_node *n; |
| 2961 | hlist_for_each_entry_rcu(ifa, n, &inet6_addr_lst[state->bucket], | 2962 | hlist_for_each_entry_rcu_bh(ifa, n, &inet6_addr_lst[state->bucket], |
| 2962 | addr_lst) | 2963 | addr_lst) |
| 2963 | if (net_eq(dev_net(ifa->idev->dev), net)) | 2964 | if (net_eq(dev_net(ifa->idev->dev), net)) |
| 2964 | return ifa; | 2965 | return ifa; |
| @@ -2973,12 +2974,12 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq, | |||
| 2973 | struct net *net = seq_file_net(seq); | 2974 | struct net *net = seq_file_net(seq); |
| 2974 | struct hlist_node *n = &ifa->addr_lst; | 2975 | struct hlist_node *n = &ifa->addr_lst; |
| 2975 | 2976 | ||
| 2976 | hlist_for_each_entry_continue_rcu(ifa, n, addr_lst) | 2977 | hlist_for_each_entry_continue_rcu_bh(ifa, n, addr_lst) |
| 2977 | if (net_eq(dev_net(ifa->idev->dev), net)) | 2978 | if (net_eq(dev_net(ifa->idev->dev), net)) |
| 2978 | return ifa; | 2979 | return ifa; |
| 2979 | 2980 | ||
| 2980 | while (++state->bucket < IN6_ADDR_HSIZE) { | 2981 | while (++state->bucket < IN6_ADDR_HSIZE) { |
| 2981 | hlist_for_each_entry(ifa, n, | 2982 | hlist_for_each_entry_rcu_bh(ifa, n, |
| 2982 | &inet6_addr_lst[state->bucket], addr_lst) { | 2983 | &inet6_addr_lst[state->bucket], addr_lst) { |
| 2983 | if (net_eq(dev_net(ifa->idev->dev), net)) | 2984 | if (net_eq(dev_net(ifa->idev->dev), net)) |
| 2984 | return ifa; | 2985 | return ifa; |
| @@ -2999,7 +3000,7 @@ static struct inet6_ifaddr *if6_get_idx(struct seq_file *seq, loff_t pos) | |||
| 2999 | } | 3000 | } |
| 3000 | 3001 | ||
| 3001 | static void *if6_seq_start(struct seq_file *seq, loff_t *pos) | 3002 | static void *if6_seq_start(struct seq_file *seq, loff_t *pos) |
| 3002 | __acquires(rcu) | 3003 | __acquires(rcu_bh) |
| 3003 | { | 3004 | { |
| 3004 | rcu_read_lock_bh(); | 3005 | rcu_read_lock_bh(); |
| 3005 | return if6_get_idx(seq, *pos); | 3006 | return if6_get_idx(seq, *pos); |
| @@ -3015,7 +3016,7 @@ static void *if6_seq_next(struct seq_file *seq, void *v, loff_t *pos) | |||
| 3015 | } | 3016 | } |
| 3016 | 3017 | ||
| 3017 | static void if6_seq_stop(struct seq_file *seq, void *v) | 3018 | static void if6_seq_stop(struct seq_file *seq, void *v) |
| 3018 | __releases(rcu) | 3019 | __releases(rcu_bh) |
| 3019 | { | 3020 | { |
| 3020 | rcu_read_unlock_bh(); | 3021 | rcu_read_unlock_bh(); |
| 3021 | } | 3022 | } |
| @@ -3092,7 +3093,7 @@ int ipv6_chk_home_addr(struct net *net, struct in6_addr *addr) | |||
| 3092 | unsigned int hash = ipv6_addr_hash(addr); | 3093 | unsigned int hash = ipv6_addr_hash(addr); |
| 3093 | 3094 | ||
| 3094 | rcu_read_lock_bh(); | 3095 | rcu_read_lock_bh(); |
| 3095 | hlist_for_each_entry_rcu(ifp, n, &inet6_addr_lst[hash], addr_lst) { | 3096 | hlist_for_each_entry_rcu_bh(ifp, n, &inet6_addr_lst[hash], addr_lst) { |
| 3096 | if (!net_eq(dev_net(ifp->idev->dev), net)) | 3097 | if (!net_eq(dev_net(ifp->idev->dev), net)) |
| 3097 | continue; | 3098 | continue; |
| 3098 | if (ipv6_addr_equal(&ifp->addr, addr) && | 3099 | if (ipv6_addr_equal(&ifp->addr, addr) && |
| @@ -3126,7 +3127,7 @@ static void addrconf_verify(unsigned long foo) | |||
| 3126 | 3127 | ||
| 3127 | for (i = 0; i < IN6_ADDR_HSIZE; i++) { | 3128 | for (i = 0; i < IN6_ADDR_HSIZE; i++) { |
| 3128 | restart: | 3129 | restart: |
| 3129 | hlist_for_each_entry_rcu(ifp, node, | 3130 | hlist_for_each_entry_rcu_bh(ifp, node, |
| 3130 | &inet6_addr_lst[i], addr_lst) { | 3131 | &inet6_addr_lst[i], addr_lst) { |
| 3131 | unsigned long age; | 3132 | unsigned long age; |
| 3132 | 3133 | ||
