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neighbor: Add tracepoint to __neigh_create

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Add tracepoint to __neigh_create to enable debugging of new entries.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern
2019-05-22 12:22:21 -07:00
committed by David S. Miller
parent a92a0a7b8e
commit fc651001d2
2 changed files with 51 additions and 0 deletions
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2
net/core/neighbour.c
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@@ -587,6 +587,8 @@ static struct neighbour *___neigh_create(struct neigh_table *tbl,
int error;
struct neigh_hash_table *nht;
trace_neigh_create(tbl, dev, pkey, n, exempt_from_gc);
if (!n) {
rc = ERR_PTR(-ENOBUFS);
goto out;