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-rw-r--r--src/vnet/gso/node.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/src/vnet/gso/node.c b/src/vnet/gso/node.c
index c690835af48..ddbcb996b5f 100644
--- a/src/vnet/gso/node.c
+++ b/src/vnet/gso/node.c
@@ -261,7 +261,7 @@ tso_init_buf_from_template (vlib_main_t * vm, vlib_buffer_t * nb0,
static_always_inline void
tso_fixup_segmented_buf (vlib_main_t * vm, vlib_buffer_t * b0, u8 tcp_flags,
- int is_ip6, generic_header_offset_t * gho)
+ int is_l2, int is_ip6, generic_header_offset_t * gho)
{
ip4_header_t *ip4 =
(ip4_header_t *) (vlib_buffer_get_current (b0) + gho->l3_hdr_offset);
@@ -300,7 +300,7 @@ tso_fixup_segmented_buf (vlib_main_t * vm, vlib_buffer_t * b0, u8 tcp_flags,
b0->flags &= ~VNET_BUFFER_F_OFFLOAD_IP_CKSUM;
}
- if ((gho->gho_flags & GHO_F_TUNNEL) == 0)
+ if (!is_l2 && ((gho->gho_flags & GHO_F_TUNNEL) == 0))
{
u32 adj_index0 = vnet_buffer (b0)->ip.adj_index[VLIB_TX];
@@ -326,7 +326,8 @@ tso_fixup_segmented_buf (vlib_main_t * vm, vlib_buffer_t * b0, u8 tcp_flags,
static_always_inline u32
tso_segment_buffer (vlib_main_t * vm, vnet_interface_per_thread_data_t * ptd,
u32 sbi0, vlib_buffer_t * sb0,
- generic_header_offset_t * gho, u32 n_bytes_b0, int is_ip6)
+ generic_header_offset_t * gho, u32 n_bytes_b0, int is_l2,
+ int is_ip6)
{
u32 n_tx_bytes = 0;
u16 gso_size = vnet_buffer2 (sb0)->gso_size;
@@ -374,7 +375,8 @@ tso_segment_buffer (vlib_main_t * vm, vnet_interface_per_thread_data_t * ptd,
src_ptr = vlib_buffer_get_current (sb0) + l234_sz + first_data_size;
src_left = sb0->current_length - l234_sz - first_data_size;
- tso_fixup_segmented_buf (vm, b0, tcp_flags_no_fin_psh, is_ip6, gho);
+ tso_fixup_segmented_buf (vm, b0, tcp_flags_no_fin_psh, is_l2, is_ip6,
+ gho);
/* grab a second buffer and prepare the loop */
ASSERT (dbi < vec_len (ptd->split_buffers));
@@ -423,8 +425,8 @@ tso_segment_buffer (vlib_main_t * vm, vnet_interface_per_thread_data_t * ptd,
if (0 == dst_left && total_src_left)
{
n_tx_bytes += cdb0->current_length;
- tso_fixup_segmented_buf (vm, cdb0, tcp_flags_no_fin_psh, is_ip6,
- gho);
+ tso_fixup_segmented_buf (vm, cdb0, tcp_flags_no_fin_psh, is_l2,
+ is_ip6, gho);
ASSERT (dbi < vec_len (ptd->split_buffers));
cdb0 = vlib_get_buffer (vm, ptd->split_buffers[dbi++]);
tso_init_buf_from_template (vm, cdb0, b0, l234_sz,
@@ -433,7 +435,7 @@ tso_segment_buffer (vlib_main_t * vm, vnet_interface_per_thread_data_t * ptd,
}
}
- tso_fixup_segmented_buf (vm, cdb0, save_tcp_flags, is_ip6, gho);
+ tso_fixup_segmented_buf (vm, cdb0, save_tcp_flags, is_l2, is_ip6, gho);
n_tx_bytes += cdb0->current_length;
}
@@ -678,7 +680,7 @@ vnet_gso_node_inline (vlib_main_t * vm,
n_tx_bytes =
tso_segment_buffer (vm, ptd, bi0, b[0], &gho, n_bytes_b0,
- inner_is_ip6);
+ is_l2, inner_is_ip6);
if (PREDICT_FALSE (n_tx_bytes == 0))
{