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-rw-r--r--src/plugins/dpdk/device/common.c5
-rw-r--r--src/plugins/dpdk/device/dpdk.h5
-rw-r--r--src/plugins/dpdk/device/init.c11
-rw-r--r--src/plugins/dpdk/device/node.c1
4 files changed, 7 insertions, 15 deletions
diff --git a/src/plugins/dpdk/device/common.c b/src/plugins/dpdk/device/common.c
index b3de5cf652c..3bd5001480e 100644
--- a/src/plugins/dpdk/device/common.c
+++ b/src/plugins/dpdk/device/common.c
@@ -147,7 +147,12 @@ dpdk_device_setup (dpdk_device_t * xd)
goto error;
rte_eth_dev_set_mtu (xd->port_id, hi->max_packet_bytes);
+ xd->buffer_flags =
+ (VLIB_BUFFER_TOTAL_LENGTH_VALID | VLIB_BUFFER_EXT_HDR_VALID);
+ if (xd->port_conf.rxmode.offloads & DEV_RX_OFFLOAD_TCP_CKSUM)
+ xd->buffer_flags |=
+ (VNET_BUFFER_F_L4_CHECKSUM_COMPUTED | VNET_BUFFER_F_L4_CHECKSUM_CORRECT);
if (xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP)
dpdk_device_start (xd);
diff --git a/src/plugins/dpdk/device/dpdk.h b/src/plugins/dpdk/device/dpdk.h
index 7ead961d091..362c74bd5d3 100644
--- a/src/plugins/dpdk/device/dpdk.h
+++ b/src/plugins/dpdk/device/dpdk.h
@@ -176,6 +176,7 @@ typedef struct
u32 hw_if_index;
u32 sw_if_index;
+ u32 buffer_flags;
/* next node index if we decide to steal the rx graph arc */
u32 per_interface_next_index;
@@ -330,14 +331,10 @@ typedef struct
typedef struct
{
-
/* Devices */
dpdk_device_t *devices;
dpdk_per_thread_data_t *per_thread_data;
- /* buffer flags template, configurable to enable/disable tcp / udp cksum */
- u32 buffer_flags_template;
-
/*
* flag indicating that a posted admin up/down
* (via post_sw_interface_set_flags) is in progress
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index 53fd24b2044..06fb55e1734 100644
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -230,10 +230,6 @@ dpdk_lib_init (dpdk_main_t * dm)
if (CLIB_DEBUG > 0)
dpdk_log_notice ("DPDK drivers found %d ports...", nports);
- if (dm->conf->enable_tcp_udp_checksum)
- dm->buffer_flags_template &= ~(VNET_BUFFER_F_L4_CHECKSUM_CORRECT
- | VNET_BUFFER_F_L4_CHECKSUM_COMPUTED);
-
/* vlib_buffer_t template */
vec_validate_aligned (dm->per_thread_data, tm->n_vlib_mains - 1,
CLIB_CACHE_LINE_BYTES);
@@ -241,7 +237,6 @@ dpdk_lib_init (dpdk_main_t * dm)
{
dpdk_per_thread_data_t *ptd = vec_elt_at_index (dm->per_thread_data, i);
clib_memset (&ptd->buffer_template, 0, sizeof (vlib_buffer_t));
- ptd->buffer_template.flags = dm->buffer_flags_template;
vnet_buffer (&ptd->buffer_template)->sw_if_index[VLIB_TX] = (u32) ~ 0;
}
@@ -1887,12 +1882,6 @@ dpdk_init (vlib_main_t * vm)
vec_add1 (dm->conf->eal_init_args, (u8 *) "vnet");
- /* Default vlib_buffer_t flags, DISABLES tcp/udp checksumming... */
- dm->buffer_flags_template = (VLIB_BUFFER_TOTAL_LENGTH_VALID |
- VLIB_BUFFER_EXT_HDR_VALID |
- VNET_BUFFER_F_L4_CHECKSUM_COMPUTED |
- VNET_BUFFER_F_L4_CHECKSUM_CORRECT);
-
dm->stat_poll_interval = DPDK_STATS_POLL_INTERVAL;
dm->link_state_poll_interval = DPDK_LINK_POLL_INTERVAL;
diff --git a/src/plugins/dpdk/device/node.c b/src/plugins/dpdk/device/node.c
index 2357e399dc8..9acf594ba19 100644
--- a/src/plugins/dpdk/device/node.c
+++ b/src/plugins/dpdk/device/node.c
@@ -376,6 +376,7 @@ dpdk_device_input (vlib_main_t * vm, dpdk_main_t * dm, dpdk_device_t * xd,
/* Update buffer template */
vnet_buffer (bt)->sw_if_index[VLIB_RX] = xd->sw_if_index;
bt->error = node->errors[DPDK_ERROR_NONE];
+ bt->flags = xd->buffer_flags;
/* as DPDK is allocating empty buffers from mempool provided before interface
start for each queue, it is safe to store this in the template */
bt->buffer_pool_index = rxq->buffer_pool_index;