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authorMohsin Kazmi <sykazmi@cisco.com>2020-06-10 12:35:05 +0200
committerPaul Vinciguerra <pvinci@vinciconsulting.com>2020-06-16 01:35:05 +0000
commit0cf528233ab9272d7153f7323bacae2d50313b1a (patch)
treedb9a463f939da54acc3f976cd2c2d536aa2e064d /src
parentff13e46215ab96df988310b4a20eddefad92de99 (diff)
gso: fix the udp checksum in test
Type: fix Change-Id: I7005e4763e73f3679c40f94bdab26d439cd23188 Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vnet/pg/input.c19
-rw-r--r--src/vnet/pg/pg.api2
2 files changed, 8 insertions, 13 deletions
diff --git a/src/vnet/pg/input.c b/src/vnet/pg/input.c
index 483add0b5f3..6968cce19e7 100644
--- a/src/vnet/pg/input.c
+++ b/src/vnet/pg/input.c
@@ -1537,7 +1537,6 @@ fill_buffer_offload_flags (vlib_main_t * vm, u32 * buffers, u32 n_buffers,
{
vlib_buffer_t *b0 = vlib_get_buffer (vm, buffers[i]);
u8 l4_proto = 0;
- u8 l4_hdr_sz = 0;
ethernet_header_t *eh =
(ethernet_header_t *) vlib_buffer_get_current (b0);
@@ -1589,25 +1588,21 @@ fill_buffer_offload_flags (vlib_main_t * vm, u32 * buffers, u32 n_buffers,
if (l4_proto == IP_PROTOCOL_TCP)
{
b0->flags |= VNET_BUFFER_F_OFFLOAD_TCP_CKSUM;
- tcp_header_t *tcp = (tcp_header_t *) (vlib_buffer_get_current (b0) +
- vnet_buffer
- (b0)->l4_hdr_offset);
- tcp->checksum = 0;
- if (gso_enabled)
+
+ /* only set GSO flag for chained buffers */
+ if (gso_enabled && (b0->flags & VLIB_BUFFER_NEXT_PRESENT))
{
b0->flags |= VNET_BUFFER_F_GSO;
- l4_hdr_sz = tcp_header_bytes (tcp);
- vnet_buffer2 (b0)->gso_l4_hdr_sz = l4_hdr_sz;
+ tcp_header_t *tcp =
+ (tcp_header_t *) (vlib_buffer_get_current (b0) +
+ vnet_buffer (b0)->l4_hdr_offset);
+ vnet_buffer2 (b0)->gso_l4_hdr_sz = tcp_header_bytes (tcp);
vnet_buffer2 (b0)->gso_size = gso_size;
}
}
else if (l4_proto == IP_PROTOCOL_UDP)
{
b0->flags |= VNET_BUFFER_F_OFFLOAD_UDP_CKSUM;
- udp_header_t *udp = (udp_header_t *) (vlib_buffer_get_current (b0) +
- vnet_buffer
- (b0)->l4_hdr_offset);
- udp->checksum = 0;
}
}
}
diff --git a/src/vnet/pg/pg.api b/src/vnet/pg/pg.api
index ad44beeedfa..86343d5c8df 100644
--- a/src/vnet/pg/pg.api
+++ b/src/vnet/pg/pg.api
@@ -26,7 +26,7 @@ import "vnet/interface_types.api";
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
@param interface_id - interface index
- @param enable_gso - enable gso on this interface
+ @param gso_enabled - enable gso on this interface
@param gso_size - gso size on this interface
*/
define pg_create_interface