diff options
| author | Amit Cohen <amcohen@nvidia.com> | 2023-10-09 13:06:13 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-10-13 10:00:31 +0100 |
| commit | 36c111233b561b8337997b2b4b4eff0c43a77fc0 (patch) | |
| tree | c1f19812b914ca04c33b8e943aab9de7d86b9cd1 /drivers | |
| parent | a0f89d5e68b6b8d688517c993222ef626c6cc041 (diff) | |
vxlan: vxlan_core: Support FDB flushing by nexthop ID
Add support for flush VXLAN FDB entries by nexthop ID.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/vxlan/vxlan_core.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index 8214db56989d..ec7147409d99 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -3029,6 +3029,7 @@ struct vxlan_fdb_flush_desc { unsigned long flags; unsigned long flags_mask; __be32 src_vni; + u32 nhid; }; static bool vxlan_fdb_is_default_entry(const struct vxlan_fdb *f, @@ -3037,6 +3038,13 @@ static bool vxlan_fdb_is_default_entry(const struct vxlan_fdb *f, return is_zero_ether_addr(f->eth_addr) && f->vni == vxlan->cfg.vni; } +static bool vxlan_fdb_nhid_matches(const struct vxlan_fdb *f, u32 nhid) +{ + struct nexthop *nh = rtnl_dereference(f->nh); + + return nh && nh->id == nhid; +} + static bool vxlan_fdb_flush_matches(const struct vxlan_fdb *f, const struct vxlan_dev *vxlan, const struct vxlan_fdb_flush_desc *desc) @@ -3053,6 +3061,9 @@ static bool vxlan_fdb_flush_matches(const struct vxlan_fdb *f, if (desc->src_vni && f->vni != desc->src_vni) return false; + if (desc->nhid && !vxlan_fdb_nhid_matches(f, desc->nhid)) + return false; + return true; } @@ -3081,6 +3092,7 @@ static void vxlan_flush(struct vxlan_dev *vxlan, static const struct nla_policy vxlan_del_bulk_policy[NDA_MAX + 1] = { [NDA_SRC_VNI] = { .type = NLA_U32 }, + [NDA_NH_ID] = { .type = NLA_U32 }, [NDA_NDM_STATE_MASK] = { .type = NLA_U16 }, [NDA_NDM_FLAGS_MASK] = { .type = NLA_U8 }, }; @@ -3128,6 +3140,9 @@ static int vxlan_fdb_delete_bulk(struct nlmsghdr *nlh, struct net_device *dev, if (tb[NDA_SRC_VNI]) desc.src_vni = cpu_to_be32(nla_get_u32(tb[NDA_SRC_VNI])); + if (tb[NDA_NH_ID]) + desc.nhid = nla_get_u32(tb[NDA_NH_ID]); + vxlan_flush(vxlan, &desc); return 0; |