I wanted to send this out again for feedback.

This patch series enables lockdep for seqcount/seqlock structures,
as well as provides the required cleanups to explicitly initialize
the seqcount structures on u64_stat_sync users.

In addition the last two patches in this provide naive fixes to
some of the issues the new lockdep infrastructure caught.

I'd greatly appreciate any thoughts or feedback on the series!

thanks
-john

Cc: Thomas Petazzoni <[email protected]>
Cc: Mirko Lindner <[email protected]>
Cc: Stephen Hemminger <[email protected]>
Cc: Roger Luethi <[email protected]>
Cc: Patrick McHardy <[email protected]>
Cc: Rusty Russell <[email protected]>
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Alexey Kuznetsov <[email protected]>
Cc: James Morris <[email protected]>
Cc: Hideaki YOSHIFUJI <[email protected]>
Cc: Wensong Zhang <[email protected]>
Cc: Simon Horman <[email protected]>
Cc: Julian Anastasov <[email protected]>
Cc: Jesse Gross <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: [email protected]
Cc: [email protected]


John Stultz (4):
  [RFC] net: Explicitly initialize u64_stats_sync structures for lockdep
  [RFC] seqcount: Add lockdep functionality to seqcount/seqlock
    structures
  [RFC] cpuset: Fix potential deadlock w/ set_mems_allowed
  [RFC] ipv6: Fix for possible ipv6 seqlock deadlock

 arch/x86/vdso/vclock_gettime.c                 |  8 +--
 drivers/net/dummy.c                            |  6 ++
 drivers/net/ethernet/emulex/benet/be_main.c    |  4 ++
 drivers/net/ethernet/intel/igb/igb_main.c      |  5 ++
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c  |  4 ++
 drivers/net/ethernet/marvell/mvneta.c          |  3 +
 drivers/net/ethernet/marvell/sky2.c            |  3 +
 drivers/net/ethernet/neterion/vxge/vxge-main.c |  4 ++
 drivers/net/ethernet/nvidia/forcedeth.c        |  2 +
 drivers/net/ethernet/realtek/8139too.c         |  3 +
 drivers/net/ethernet/tile/tilepro.c            |  2 +
 drivers/net/ethernet/via/via-rhine.c           |  3 +
 drivers/net/ifb.c                              |  5 ++
 drivers/net/loopback.c                         |  6 ++
 drivers/net/macvlan.c                          |  7 +++
 drivers/net/nlmon.c                            |  8 +++
 drivers/net/team/team.c                        |  6 ++
 drivers/net/team/team_mode_loadbalance.c       |  9 ++-
 drivers/net/veth.c                             |  8 +++
 drivers/net/virtio_net.c                       |  8 +++
 drivers/net/vxlan.c                            |  8 +++
 drivers/net/xen-netfront.c                     |  6 ++
 fs/dcache.c                                    |  4 +-
 fs/fs_struct.c                                 |  2 +-
 include/linux/cpuset.h                         |  4 ++
 include/linux/init_task.h                      |  8 +--
 include/linux/lockdep.h                        |  8 ++-
 include/linux/seqlock.h                        | 79 ++++++++++++++++++++++++--
 include/linux/u64_stats_sync.h                 |  7 +++
 mm/filemap_xip.c                               |  2 +-
 net/8021q/vlan_dev.c                           |  9 ++-
 net/bridge/br_device.c                         |  7 +++
 net/ipv4/af_inet.c                             | 14 +++++
 net/ipv4/ip_tunnel.c                           |  8 ++-
 net/ipv6/addrconf.c                            | 14 +++++
 net/ipv6/af_inet6.c                            | 14 +++++
 net/ipv6/ip6_gre.c                             | 15 +++++
 net/ipv6/ip6_output.c                          |  7 ++-
 net/ipv6/ip6_tunnel.c                          |  7 +++
 net/ipv6/sit.c                                 | 15 +++++
 net/netfilter/ipvs/ip_vs_ctl.c                 | 25 +++++++-
 net/openvswitch/datapath.c                     |  6 ++
 net/openvswitch/vport.c                        |  8 +++
 43 files changed, 354 insertions(+), 27 deletions(-)

-- 
1.8.1.2


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