[PATCH v1 net-next 0/6] ip6_gre: Support per-netns device unregistration.

Patch 1 & 2 convert ip6gre_net.tunnels[][] to hlist as a prep.

Patch 3 & 4 unlink devices from ip6gre_net.tunnels[][] in
 ->dellink().

Patch 5 & 6 adds mutex and support per-netns device unregistration.


Kuniyuki Iwashima (6):
  ip6_gre: Initialise ign->tunnels_wc[0] before register_netdev().
  ip6_gre: Convert ip6gre_net.tunnels[][] to hlist.
  ip6_gre: Clear ign->fb_tunnel_dev in ip6gre_exit_rtnl_net().
  ip6_gre: Unlink ip6gre_tunnel_unlink() from ->dellink().
  ip6_gre: Protect ip6gre_net.tunnels[][] with mutex.
  ip6_gre: Support per-netns device unregistration.

 include/net/ip6_tunnel.h |   1 +
 net/ipv6/ip6_gre.c       | 268 +++++++++++++++++++++++++--------------
 2 files changed, 177 insertions(+), 92 deletions(-)

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2.55.0.1082.g2b9226bbc0-goog