Add support for flush VXLAN FDB entries by source VNI.
Signed-off-by: Amit Cohen <amcohen@xxxxxxxxxx>
Reviewed-by: Petr Machata <petrm@xxxxxxxxxx>
Reviewed-by: Ido Schimmel <idosch@xxxxxxxxxx>
---
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;
--
2.40.1
