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Diffstat (limited to 'net/xdp/xsk_buff_pool.c')
-rw-r--r--net/xdp/xsk_buff_pool.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c
index b0a6116778..ce60ecd48a 100644
--- a/net/xdp/xsk_buff_pool.c
+++ b/net/xdp/xsk_buff_pool.c
@@ -85,6 +85,8 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs,
XDP_PACKET_HEADROOM;
pool->umem = umem;
pool->addrs = umem->addrs;
+ pool->tx_metadata_len = umem->tx_metadata_len;
+ pool->tx_sw_csum = umem->flags & XDP_UMEM_TX_SW_CSUM;
INIT_LIST_HEAD(&pool->free_list);
INIT_LIST_HEAD(&pool->xskb_list);
INIT_LIST_HEAD(&pool->xsk_tx_list);
@@ -123,6 +125,18 @@ void xp_set_rxq_info(struct xsk_buff_pool *pool, struct xdp_rxq_info *rxq)
}
EXPORT_SYMBOL(xp_set_rxq_info);
+void xp_fill_cb(struct xsk_buff_pool *pool, struct xsk_cb_desc *desc)
+{
+ u32 i;
+
+ for (i = 0; i < pool->heads_cnt; i++) {
+ struct xdp_buff_xsk *xskb = &pool->heads[i];
+
+ memcpy(xskb->cb + desc->off, desc->src, desc->bytes);
+ }
+}
+EXPORT_SYMBOL(xp_fill_cb);
+
static void xp_disable_drv_zc(struct xsk_buff_pool *pool)
{
struct netdev_bpf bpf;