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| author | Eric Dumazet <edumazet@google.com> | 2024-05-03 22:20:59 +0300 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-05-07 12:14:50 +0300 |
| commit | 9cf621bd5fcbeadc2804951d13d487e22e95b363 (patch) | |
| tree | 04a9eea4366aa75be0d1011dbe90e04ded85a3ad /net/ipv4/ip_tunnel.c | |
| parent | 979aad40da9217d5e907ee4ad7c7f0dc555944a7 (diff) | |
| download | linux-9cf621bd5fcbeadc2804951d13d487e22e95b363.tar.xz | |
rtnetlink: allow rtnl_fill_link_netnsid() to run under RCU protection
We want to be able to run rtnl_fill_ifinfo() under RCU protection
instead of RTNL in the future.
All rtnl_link_ops->get_link_net() methods already using dev_net()
are ready. I added READ_ONCE() annotations on others.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/ipv4/ip_tunnel.c')
| -rw-r--r-- | net/ipv4/ip_tunnel.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index ba46cf7612f4..f1c5f6c3f2f8 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -1120,7 +1120,7 @@ struct net *ip_tunnel_get_link_net(const struct net_device *dev) { struct ip_tunnel *tunnel = netdev_priv(dev); - return tunnel->net; + return READ_ONCE(tunnel->net); } EXPORT_SYMBOL(ip_tunnel_get_link_net); |