diff options
| author | Eric Dumazet <edumazet@google.com> | 2023-03-13 23:17:31 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-03-15 10:37:32 +0300 |
| commit | b071af523579df7341cabf0f16fc661125e9a13f (patch) | |
| tree | 5fa71bee995c95b37e5c7d336ce22bbebb3417a0 /drivers/net/vxlan | |
| parent | 68a84a127bb07d2a47e95c808520f742c54781c7 (diff) | |
| download | linux-b071af523579df7341cabf0f16fc661125e9a13f.tar.xz | |
neighbour: annotate lockless accesses to n->nud_state
We have many lockless accesses to n->nud_state.
Before adding another one in the following patch,
add annotations to readers and writers.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Reviewed-by: Martin KaFai Lau <martin.lau@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/vxlan')
| -rw-r--r-- | drivers/net/vxlan/vxlan_core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index b1b179effe2a..f2c30214cae8 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -1863,7 +1863,7 @@ static int arp_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) struct vxlan_fdb *f; struct sk_buff *reply; - if (!(n->nud_state & NUD_CONNECTED)) { + if (!(READ_ONCE(n->nud_state) & NUD_CONNECTED)) { neigh_release(n); goto out; } @@ -2027,7 +2027,7 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) struct vxlan_fdb *f; struct sk_buff *reply; - if (!(n->nud_state & NUD_CONNECTED)) { + if (!(READ_ONCE(n->nud_state) & NUD_CONNECTED)) { neigh_release(n); goto out; } |