diff options
| author | Leon Romanovsky <leonro@nvidia.com> | 2023-07-19 12:26:56 +0300 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2023-07-25 15:08:57 +0200 |
| commit | 89edf40220be8e68922beb54a06fdfc66f743c39 (patch) | |
| tree | 8e7c8f49fadc252d3efaf5797a4f5d18ce5c713c /net/xfrm | |
| parent | d65954934937f1509501ffdd7e0201b37638d2e1 (diff) | |
xfrm: Support UDP encapsulation in packet offload mode
Since mlx5 supports UDP encapsulation in packet offload, change the XFRM
core to allow users to configure it.
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Acked-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/xfrm')
| -rw-r--r-- | net/xfrm/xfrm_device.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c index 533697e2488f..3784534c9185 100644 --- a/net/xfrm/xfrm_device.c +++ b/net/xfrm/xfrm_device.c @@ -247,12 +247,6 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, return -EINVAL; } - /* We don't yet support UDP encapsulation and TFC padding. */ - if (x->encap || x->tfcpad) { - NL_SET_ERR_MSG(extack, "Encapsulation and TFC padding can't be offloaded"); - return -EINVAL; - } - if (xuo->flags & ~(XFRM_OFFLOAD_IPV6 | XFRM_OFFLOAD_INBOUND | XFRM_OFFLOAD_PACKET)) { NL_SET_ERR_MSG(extack, "Unrecognized flags in offload request"); @@ -260,6 +254,13 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, } is_packet_offload = xuo->flags & XFRM_OFFLOAD_PACKET; + + /* We don't yet support UDP encapsulation and TFC padding. */ + if ((!is_packet_offload && x->encap) || x->tfcpad) { + NL_SET_ERR_MSG(extack, "Encapsulation and TFC padding can't be offloaded"); + return -EINVAL; + } + dev = dev_get_by_index(net, xuo->ifindex); if (!dev) { if (!(xuo->flags & XFRM_OFFLOAD_INBOUND)) { |