diff options
| author | Eric Dumazet <edumazet@google.com> | 2024-02-22 10:50:08 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-02-26 11:46:12 +0000 |
| commit | e353ea9ce471331c13edffd5977eadd602d1bb80 (patch) | |
| tree | 31a5794e37547a88bfe9d15ad6770be6bdfdf358 /drivers/infiniband | |
| parent | 5f6000aa24b939a8853dbc76642ba3cd12765bd8 (diff) | |
rtnetlink: prepare nla_put_iflink() to run under RCU
We want to be able to run rtnl_fill_ifinfo() under RCU protection
instead of RTNL in the future.
This patch prepares dev_get_iflink() and nla_put_iflink()
to run either with RTNL or RCU held.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 7a5be705d718..6f2a688fccbf 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1272,10 +1272,10 @@ static int ipoib_get_iflink(const struct net_device *dev) /* parent interface */ if (!test_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags)) - return dev->ifindex; + return READ_ONCE(dev->ifindex); /* child/vlan interface */ - return priv->parent->ifindex; + return READ_ONCE(priv->parent->ifindex); } static u32 ipoib_addr_hash(struct ipoib_neigh_hash *htbl, u8 *daddr) |