Add support for flush VXLAN FDB entries by source VNI.
Signed-off-by: Amit Cohen amcohen@nvidia.com Reviewed-by: Petr Machata petrm@nvidia.com Reviewed-by: Ido Schimmel idosch@nvidia.com --- drivers/net/vxlan/vxlan_core.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index 0aeb973e3da7..8214db56989d 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -3028,6 +3028,7 @@ struct vxlan_fdb_flush_desc { unsigned long state_mask; unsigned long flags; unsigned long flags_mask; + __be32 src_vni; };
static bool vxlan_fdb_is_default_entry(const struct vxlan_fdb *f, @@ -3049,6 +3050,9 @@ static bool vxlan_fdb_flush_matches(const struct vxlan_fdb *f, if (desc->ignore_default_entry && vxlan_fdb_is_default_entry(f, vxlan)) return false;
+ if (desc->src_vni && f->vni != desc->src_vni) + return false; + return true; }
@@ -3076,6 +3080,7 @@ 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_NDM_STATE_MASK] = { .type = NLA_U16 }, [NDA_NDM_FLAGS_MASK] = { .type = NLA_U8 }, }; @@ -3120,6 +3125,9 @@ static int vxlan_fdb_delete_bulk(struct nlmsghdr *nlh, struct net_device *dev, if (tb[NDA_NDM_FLAGS_MASK]) desc.flags_mask = nla_get_u8(tb[NDA_NDM_FLAGS_MASK]);
+ if (tb[NDA_SRC_VNI]) + desc.src_vni = cpu_to_be32(nla_get_u32(tb[NDA_SRC_VNI])); + vxlan_flush(vxlan, &desc);
return 0;