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path: root/net/ipv6/ip6_vti.c
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2014-01-14Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
2014-01-07ipv6: pcpu_tstats.syncp should be initialised in ip6_vti.cLi RongQing
initialise pcpu_tstats.syncp to kill the calltrace [ 11.973950] Call Trace: [ 11.973950] [<819bbaff>] dump_stack+0x48/0x60 [ 11.973950] [<819bbaff>] dump_stack+0x48/0x60 [ 11.973950] [<81078dcf>] __lock_acquire.isra.22+0x1bf/0xc10 [ 11.973950] [<81078dcf>] __lock_acquire.isra.22+0x1bf/0xc10 [ 11.973950] [<81079fa7>] lock_acquire+0x77/0xa0 [ 11.973950] [<81079fa7>] lock_acquire+0x77/0xa0 [ 11.973950] [<817ca7ab>] ? dev_get_stats+0xcb/0x130 [ 11.973950] [<817ca7ab>] ? dev_get_stats+0xcb/0x130 [ 11.973950] [<8183862d>] ip_tunnel_get_stats64+0x6d/0x230 [ 11.973950] [<8183862d>] ip_tunnel_get_stats64+0x6d/0x230 [ 11.973950] [<817ca7ab>] ? dev_get_stats+0xcb/0x130 [ 11.973950] [<817ca7ab>] ? dev_get_stats+0xcb/0x130 [ 11.973950] [<811cf8c1>] ? __nla_reserve+0x21/0xd0 [ 11.973950] [<811cf8c1>] ? __nla_reserve+0x21/0xd0 [ 11.973950] [<817ca7ab>] dev_get_stats+0xcb/0x130 [ 11.973950] [<817ca7ab>] dev_get_stats+0xcb/0x130 [ 11.973950] [<817d5409>] rtnl_fill_ifinfo+0x569/0xe20 [ 11.973950] [<817d5409>] rtnl_fill_ifinfo+0x569/0xe20 [ 11.973950] [<810352e0>] ? kvm_clock_read+0x20/0x30 [ 11.973950] [<810352e0>] ? kvm_clock_read+0x20/0x30 [ 11.973950] [<81008e38>] ? sched_clock+0x8/0x10 [ 11.973950] [<81008e38>] ? sched_clock+0x8/0x10 [ 11.973950] [<8106ba45>] ? sched_clock_local+0x25/0x170 [ 11.973950] [<8106ba45>] ? sched_clock_local+0x25/0x170 [ 11.973950] [<810da6bd>] ? __kmalloc+0x3d/0x90 [ 11.973950] [<810da6bd>] ? __kmalloc+0x3d/0x90 [ 11.973950] [<817b8c10>] ? __kmalloc_reserve.isra.41+0x20/0x70 [ 11.973950] [<817b8c10>] ? __kmalloc_reserve.isra.41+0x20/0x70 [ 11.973950] [<810da81a>] ? slob_alloc_node+0x2a/0x60 [ 11.973950] [<810da81a>] ? slob_alloc_node+0x2a/0x60 [ 11.973950] [<817b919a>] ? __alloc_skb+0x6a/0x2b0 [ 11.973950] [<817b919a>] ? __alloc_skb+0x6a/0x2b0 [ 11.973950] [<817d8795>] rtmsg_ifinfo+0x65/0xe0 [ 11.973950] [<817d8795>] rtmsg_ifinfo+0x65/0xe0 [ 11.973950] [<817cbd31>] register_netdevice+0x531/0x5a0 [ 11.973950] [<817cbd31>] register_netdevice+0x531/0x5a0 [ 11.973950] [<81892b87>] ? ip6_tnl_get_cap+0x27/0x90 [ 11.973950] [<81892b87>] ? ip6_tnl_get_cap+0x27/0x90 [ 11.973950] [<817cbdb6>] register_netdev+0x16/0x30 [ 11.973950] [<817cbdb6>] register_netdev+0x16/0x30 [ 11.973950] [<81f574a6>] vti6_init_net+0x1c4/0x1d4 [ 11.973950] [<81f574a6>] vti6_init_net+0x1c4/0x1d4 [ 11.973950] [<81f573af>] ? vti6_init_net+0xcd/0x1d4 [ 11.973950] [<81f573af>] ? vti6_init_net+0xcd/0x1d4 [ 11.973950] [<817c16df>] ops_init.constprop.11+0x17f/0x1c0 [ 11.973950] [<817c16df>] ops_init.constprop.11+0x17f/0x1c0 [ 11.973950] [<817c1779>] register_pernet_operations.isra.9+0x59/0x90 [ 11.973950] [<817c1779>] register_pernet_operations.isra.9+0x59/0x90 [ 11.973950] [<817c18d1>] register_pernet_device+0x21/0x60 [ 11.973950] [<817c18d1>] register_pernet_device+0x21/0x60 [ 11.973950] [<81f574b6>] ? vti6_init_net+0x1d4/0x1d4 [ 11.973950] [<81f574b6>] ? vti6_init_net+0x1d4/0x1d4 [ 11.973950] [<81f574c7>] vti6_tunnel_init+0x11/0x68 [ 11.973950] [<81f574c7>] vti6_tunnel_init+0x11/0x68 [ 11.973950] [<81f572a1>] ? mip6_init+0x73/0xb4 [ 11.973950] [<81f572a1>] ? mip6_init+0x73/0xb4 [ 11.973950] [<81f0cba4>] do_one_initcall+0xbb/0x15b [ 11.973950] [<81f0cba4>] do_one_initcall+0xbb/0x15b [ 11.973950] [<811a00d8>] ? sha_transform+0x528/0x1150 [ 11.973950] [<811a00d8>] ? sha_transform+0x528/0x1150 [ 11.973950] [<81f0c544>] ? repair_env_string+0x12/0x51 [ 11.973950] [<81f0c544>] ? repair_env_string+0x12/0x51 [ 11.973950] [<8105c30d>] ? parse_args+0x2ad/0x440 [ 11.973950] [<8105c30d>] ? parse_args+0x2ad/0x440 [ 11.973950] [<810546be>] ? __usermodehelper_set_disable_depth+0x3e/0x50 [ 11.973950] [<810546be>] ? __usermodehelper_set_disable_depth+0x3e/0x50 [ 11.973950] [<81f0cd27>] kernel_init_freeable+0xe3/0x182 [ 11.973950] [<81f0cd27>] kernel_init_freeable+0xe3/0x182 [ 11.973950] [<81f0c532>] ? do_early_param+0x7a/0x7a [ 11.973950] [<81f0c532>] ? do_early_param+0x7a/0x7a [ 11.973950] [<819b5b1b>] kernel_init+0xb/0x100 [ 11.973950] [<819b5b1b>] kernel_init+0xb/0x100 [ 11.973950] [<819cebf7>] ret_from_kernel_thread+0x1b/0x28 [ 11.973950] [<819cebf7>] ret_from_kernel_thread+0x1b/0x28 [ 11.973950] [<819b5b10>] ? rest_init+0xc0/0xc0 [ 11.973950] [<819b5b10>] ? rest_init+0xc0/0xc0 Before 469bdcefdc ("ipv6: fix the use of pcpu_tstats in ip6_vti.c"), the pcpu_tstats.syncp is not used to pretect the 64bit elements of pcpu_tstats, so not appear this calltrace. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: Li RongQing <roy.qing.li@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-01-06Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
Conflicts: drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c net/ipv6/ip6_tunnel.c net/ipv6/ip6_vti.c ipv6 tunnel statistic bug fixes conflicting with consolidation into generic sw per-cpu net stats. qlogic conflict between queue counting bug fix and the addition of multiple MAC address support. Signed-off-by: David S. Miller <davem@davemloft.net>
2014-01-04net: unify the pcpu_tstats and br_cpu_netstats as oneLi RongQing
They are same, so unify them as one, pcpu_sw_netstats. Define pcpu_sw_netstat in netdevice.h, remove pcpu_tstats from if_tunnel and remove br_cpu_netstats from br_private.h Cc: Cong Wang <xiyou.wangcong@gmail.com> Cc: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: Li RongQing <roy.qing.li@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-01-02ipv6: fix the use of pcpu_tstats in ip6_vti.cLi RongQing
when read/write the 64bit data, the correct lock should be hold. and we can use the generic vti6_get_stats to return stats, and not define a new one in ip6_vti.c Fixes: 87b6d218f3adb ("tunnel: implement 64 bits statistics") Cc: Stephen Hemminger <stephen@networkplumber.org> Cc: Eric Dumazet <edumazet@google.com> Signed-off-by: Li RongQing <roy.qing.li@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-10-10ipv6: Add support for IPsec virtual tunnel interfacesSteffen Klassert
This patch adds IPv6 support for IPsec virtual tunnel interfaces (vti). IPsec virtual tunnel interfaces provide a routable interface for IPsec tunnel endpoints. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>