diff options
author | Maarten Lankhorst | 2019-05-28 09:38:59 +0200 |
---|---|---|
committer | Maarten Lankhorst | 2019-05-28 09:39:08 +0200 |
commit | 4672b1d65fc9b5a5ded911fbebb4853b892d5d89 (patch) | |
tree | 4ddeeb9fd195ce85f0f49525b94c39bdee8b94d9 /net/ipv6 | |
parent | cf57fdc8e42bd88dae1213a2bbe683d4b6c2190b (diff) | |
parent | 14ee642c2ab0a3d8a1ded11fade692d8b77172b9 (diff) |
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
This picks up rc2 for us as well.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'net/ipv6')
-rw-r--r-- | net/ipv6/Kconfig | 1 | ||||
-rw-r--r-- | net/ipv6/addrconf_core.c | 1 | ||||
-rw-r--r-- | net/ipv6/ah6.c | 14 | ||||
-rw-r--r-- | net/ipv6/calipso.c | 16 | ||||
-rw-r--r-- | net/ipv6/datagram.c | 2 | ||||
-rw-r--r-- | net/ipv6/esp6.c | 14 | ||||
-rw-r--r-- | net/ipv6/exthdrs_core.c | 1 | ||||
-rw-r--r-- | net/ipv6/fou6.c | 1 | ||||
-rw-r--r-- | net/ipv6/ila/Makefile | 1 | ||||
-rw-r--r-- | net/ipv6/ip6_fib.c | 12 | ||||
-rw-r--r-- | net/ipv6/ip6_udp_tunnel.c | 1 | ||||
-rw-r--r-- | net/ipv6/ipcomp6.c | 14 | ||||
-rw-r--r-- | net/ipv6/mip6.c | 14 | ||||
-rw-r--r-- | net/ipv6/netfilter/Kconfig | 1 | ||||
-rw-r--r-- | net/ipv6/netfilter/ip6table_raw.c | 1 | ||||
-rw-r--r-- | net/ipv6/netfilter/nf_dup_ipv6.c | 5 | ||||
-rw-r--r-- | net/ipv6/netfilter/nf_flow_table_ipv6.c | 1 | ||||
-rw-r--r-- | net/ipv6/netfilter/nf_tproxy_ipv6.c | 1 | ||||
-rw-r--r-- | net/ipv6/output_core.c | 1 | ||||
-rw-r--r-- | net/ipv6/raw.c | 2 | ||||
-rw-r--r-- | net/ipv6/route.c | 58 | ||||
-rw-r--r-- | net/ipv6/tunnel6.c | 14 | ||||
-rw-r--r-- | net/ipv6/xfrm6_tunnel.c | 15 |
23 files changed, 65 insertions, 126 deletions
diff --git a/net/ipv6/Kconfig b/net/ipv6/Kconfig index cd915e332c98..ae1344e4cec5 100644 --- a/net/ipv6/Kconfig +++ b/net/ipv6/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # IPv6 configuration # diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c index 763a947e0d14..5b1246635e02 100644 --- a/net/ipv6/addrconf_core.c +++ b/net/ipv6/addrconf_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPv6 library code, needed by static components when full IPv6 support is * not configured or static. diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c index 78c974391567..68b9e92e469e 100644 --- a/net/ipv6/ah6.c +++ b/net/ipv6/ah6.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C)2002 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Authors * * Mitsuru KANDA @USAGI : IPv6 Support diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c index 1c0bb9fb76e6..221c81f85cbf 100644 --- a/net/ipv6/calipso.c +++ b/net/ipv6/calipso.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * CALIPSO - Common Architecture Label IPv6 Security Option * @@ -6,25 +7,10 @@ * * Authors: Paul Moore <paul.moore@hp.com> * Huw Davies <huw@codeweavers.com> - * */ /* (c) Copyright Hewlett-Packard Development Company, L.P., 2006, 2008 * (c) Copyright Huw Davies <huw@codeweavers.com>, 2015 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See - * the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #include <linux/init.h> diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index ee4a4e54d016..f07fb24f4ba1 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -1034,7 +1034,7 @@ void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, src = &sp->sk_v6_rcv_saddr; seq_printf(seq, "%5d: %08X%08X%08X%08X:%04X %08X%08X%08X%08X:%04X " - "%02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %d\n", + "%02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %u\n", bucket, src->s6_addr32[0], src->s6_addr32[1], src->s6_addr32[2], src->s6_addr32[3], srcp, diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c index 239d4a65ad6e..ae6a739c5f52 100644 --- a/net/ipv6/esp6.c +++ b/net/ipv6/esp6.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C)2002 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Authors * * Mitsuru KANDA @USAGI : IPv6 Support diff --git a/net/ipv6/exthdrs_core.c b/net/ipv6/exthdrs_core.c index ae365df8abf7..11a43ee4dd45 100644 --- a/net/ipv6/exthdrs_core.c +++ b/net/ipv6/exthdrs_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPv6 library code, needed by static components when full IPv6 support is * not configured or static. diff --git a/net/ipv6/fou6.c b/net/ipv6/fou6.c index ec4e2ed95f36..091f94184dc1 100644 --- a/net/ipv6/fou6.c +++ b/net/ipv6/fou6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/module.h> #include <linux/errno.h> #include <linux/socket.h> diff --git a/net/ipv6/ila/Makefile b/net/ipv6/ila/Makefile index b7739aba6e68..1bc88ed7edc5 100644 --- a/net/ipv6/ila/Makefile +++ b/net/ipv6/ila/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for ILA module # diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 08e0390e001c..008421b550c6 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -904,6 +904,12 @@ static void fib6_drop_pcpu_from(struct fib6_info *f6i, { int cpu; + /* Make sure rt6_make_pcpu_route() wont add other percpu routes + * while we are cleaning them here. + */ + f6i->fib6_destroying = 1; + mb(); /* paired with the cmpxchg() in rt6_make_pcpu_route() */ + /* release the reference to this fib entry from * all of its cached pcpu routes */ @@ -927,6 +933,9 @@ static void fib6_purge_rt(struct fib6_info *rt, struct fib6_node *fn, { struct fib6_table *table = rt->fib6_table; + if (rt->rt6i_pcpu) + fib6_drop_pcpu_from(rt, table); + if (refcount_read(&rt->fib6_ref) != 1) { /* This route is used as dummy address holder in some split * nodes. It is not leaked, but it still holds other resources, @@ -948,9 +957,6 @@ static void fib6_purge_rt(struct fib6_info *rt, struct fib6_node *fn, fn = rcu_dereference_protected(fn->parent, lockdep_is_held(&table->tb6_lock)); } - - if (rt->rt6i_pcpu) - fib6_drop_pcpu_from(rt, table); } } diff --git a/net/ipv6/ip6_udp_tunnel.c b/net/ipv6/ip6_udp_tunnel.c index 25430c991cea..58956a6b66a2 100644 --- a/net/ipv6/ip6_udp_tunnel.c +++ b/net/ipv6/ip6_udp_tunnel.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/module.h> #include <linux/errno.h> #include <linux/socket.h> diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c index 54d165b9845a..51fd33294c7c 100644 --- a/net/ipv6/ipcomp6.c +++ b/net/ipv6/ipcomp6.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IP Payload Compression Protocol (IPComp) for IPv6 - RFC3173 * * Copyright (C)2003 USAGI/WIDE Project * * Author Mitsuru KANDA <mk@linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* * [Memo] diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c index 64f0f7be9e5e..91801432878c 100644 --- a/net/ipv6/mip6.c +++ b/net/ipv6/mip6.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C)2003-2006 Helsinki University of Technology * Copyright (C)2003-2006 USAGI/WIDE Project - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* * Authors: diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig index 086fc669279e..f7c6f5be9f76 100644 --- a/net/ipv6/netfilter/Kconfig +++ b/net/ipv6/netfilter/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # IP netfilter configuration # diff --git a/net/ipv6/netfilter/ip6table_raw.c b/net/ipv6/netfilter/ip6table_raw.c index 710fa0806c37..3f7d4691c423 100644 --- a/net/ipv6/netfilter/ip6table_raw.c +++ b/net/ipv6/netfilter/ip6table_raw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPv6 raw table, a port of the IPv4 raw table to IPv6 * diff --git a/net/ipv6/netfilter/nf_dup_ipv6.c b/net/ipv6/netfilter/nf_dup_ipv6.c index 4a7ddeddbaab..e6c9da9866b1 100644 --- a/net/ipv6/netfilter/nf_dup_ipv6.c +++ b/net/ipv6/netfilter/nf_dup_ipv6.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * (C) 2007 by Sebastian Claßen <sebastian.classen@freenet.ag> * (C) 2007-2010 by Jan Engelhardt <jengelh@medozas.de> * * Extracted from xt_TEE.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 or later, as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/percpu.h> diff --git a/net/ipv6/netfilter/nf_flow_table_ipv6.c b/net/ipv6/netfilter/nf_flow_table_ipv6.c index c511d206bf9b..f6d9a48c7a2a 100644 --- a/net/ipv6/netfilter/nf_flow_table_ipv6.c +++ b/net/ipv6/netfilter/nf_flow_table_ipv6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/init.h> #include <linux/module.h> diff --git a/net/ipv6/netfilter/nf_tproxy_ipv6.c b/net/ipv6/netfilter/nf_tproxy_ipv6.c index 5dfd33af6451..34d51cd426b0 100644 --- a/net/ipv6/netfilter/nf_tproxy_ipv6.c +++ b/net/ipv6/netfilter/nf_tproxy_ipv6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only #include <net/netfilter/nf_tproxy.h> #include <linux/module.h> #include <net/inet6_hashtables.h> diff --git a/net/ipv6/output_core.c b/net/ipv6/output_core.c index 868ae23dbae1..af36acc1a644 100644 --- a/net/ipv6/output_core.c +++ b/net/ipv6/output_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPv6 library code, needed by static components when full IPv6 support is * not configured or static. These functions are needed by GSO/GRO implementation. diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 84dbe21b71e5..96a3559f2a09 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -287,7 +287,9 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) /* Binding to link-local address requires an interface */ if (!sk->sk_bound_dev_if) goto out_unlock; + } + if (sk->sk_bound_dev_if) { err = -ENODEV; dev = dev_get_by_index_rcu(sock_net(sk), sk->sk_bound_dev_if); diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 23a20d62daac..7a014ca877ed 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -111,8 +111,8 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb, int iif, int type, u32 portid, u32 seq, unsigned int flags); static struct rt6_info *rt6_find_cached_rt(const struct fib6_result *res, - struct in6_addr *daddr, - struct in6_addr *saddr); + const struct in6_addr *daddr, + const struct in6_addr *saddr); #ifdef CONFIG_IPV6_ROUTE_INFO static struct fib6_info *rt6_add_route_info(struct net *net, @@ -1295,6 +1295,13 @@ static struct rt6_info *rt6_make_pcpu_route(struct net *net, prev = cmpxchg(p, NULL, pcpu_rt); BUG_ON(prev); + if (res->f6i->fib6_destroying) { + struct fib6_info *from; + + from = xchg((__force struct fib6_info **)&pcpu_rt->from, NULL); + fib6_info_release(from); + } + return pcpu_rt; } @@ -1566,31 +1573,44 @@ out: * Caller has to hold rcu_read_lock() */ static struct rt6_info *rt6_find_cached_rt(const struct fib6_result *res, - struct in6_addr *daddr, - struct in6_addr *saddr) + const struct in6_addr *daddr, + const struct in6_addr *saddr) { + const struct in6_addr *src_key = NULL; struct rt6_exception_bucket *bucket; - struct in6_addr *src_key = NULL; struct rt6_exception *rt6_ex; struct rt6_info *ret = NULL; - bucket = rcu_dereference(res->f6i->rt6i_exception_bucket); - #ifdef CONFIG_IPV6_SUBTREES /* fib6i_src.plen != 0 indicates f6i is in subtree * and exception table is indexed by a hash of * both fib6_dst and fib6_src. - * Otherwise, the exception table is indexed by - * a hash of only fib6_dst. + * However, the src addr used to create the hash + * might not be exactly the passed in saddr which + * is a /128 addr from the flow. + * So we need to use f6i->fib6_src to redo lookup + * if the passed in saddr does not find anything. + * (See the logic in ip6_rt_cache_alloc() on how + * rt->rt6i_src is updated.) */ if (res->f6i->fib6_src.plen) src_key = saddr; +find_ex: #endif + bucket = rcu_dereference(res->f6i->rt6i_exception_bucket); rt6_ex = __rt6_find_exception_rcu(&bucket, daddr, src_key); if (rt6_ex && !rt6_check_expired(rt6_ex->rt6i)) ret = rt6_ex->rt6i; +#ifdef CONFIG_IPV6_SUBTREES + /* Use fib6_src as src_key and redo lookup */ + if (!ret && src_key && src_key != &res->f6i->fib6_src.addr) { + src_key = &res->f6i->fib6_src.addr; + goto find_ex; + } +#endif + return ret; } @@ -2665,12 +2685,10 @@ u32 ip6_mtu_from_fib6(const struct fib6_result *res, const struct in6_addr *daddr, const struct in6_addr *saddr) { - struct rt6_exception_bucket *bucket; const struct fib6_nh *nh = res->nh; struct fib6_info *f6i = res->f6i; - const struct in6_addr *src_key; - struct rt6_exception *rt6_ex; struct inet6_dev *idev; + struct rt6_info *rt; u32 mtu = 0; if (unlikely(fib6_metric_locked(f6i, RTAX_MTU))) { @@ -2679,18 +2697,10 @@ u32 ip6_mtu_from_fib6(const struct fib6_result *res, goto out; } - src_key = NULL; -#ifdef CONFIG_IPV6_SUBTREES - if (f6i->fib6_src.plen) - src_key = saddr; -#endif - - bucket = rcu_dereference(f6i->rt6i_exception_bucket); - rt6_ex = __rt6_find_exception_rcu(&bucket, daddr, src_key); - if (rt6_ex && !rt6_check_expired(rt6_ex->rt6i)) - mtu = dst_metric_raw(&rt6_ex->rt6i->dst, RTAX_MTU); - - if (likely(!mtu)) { + rt = rt6_find_cached_rt(res, daddr, saddr); + if (unlikely(rt)) { + mtu = dst_metric_raw(&rt->dst, RTAX_MTU); + } else { struct net_device *dev = nh->fib_nh_dev; mtu = IPV6_MIN_MTU; diff --git a/net/ipv6/tunnel6.c b/net/ipv6/tunnel6.c index 1991dede7367..21e7b95ddbfa 100644 --- a/net/ipv6/tunnel6.c +++ b/net/ipv6/tunnel6.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C)2003,2004 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Authors Mitsuru KANDA <mk@linux-ipv6.org> * YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> */ diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c index d9e5f6808811..e11bdb0aaa15 100644 --- a/net/ipv6/xfrm6_tunnel.c +++ b/net/ipv6/xfrm6_tunnel.c @@ -1,24 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C)2003,2004 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Authors Mitsuru KANDA <mk@linux-ipv6.org> * YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> * * Based on net/ipv4/xfrm4_tunnel.c - * */ #include <linux/module.h> #include <linux/xfrm.h> |