Commit f8d291f0 authored by Peng Li's avatar Peng Li Committed by David S. Miller

net: hns3: fix rx path skb->truesize reporting bug

Original skb->truesize reports the received packet size,
not the actual buffer size NIC driver allocated(1 Page).
The linux net protocol will misjudge the true size of rx queue.
Signed-off-by: default avatarPeng Li <lipeng321@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e98d7183
......@@ -2080,15 +2080,13 @@ static void hns3_nic_reuse_page(struct sk_buff *skb, int i,
desc = &ring->desc[ring->next_to_clean];
size = le16_to_cpu(desc->rx.size);
if (twobufs) {
truesize = hnae_buf_size(ring);
} else {
truesize = ALIGN(size, L1_CACHE_BYTES);
truesize = hnae_buf_size(ring);
if (!twobufs)
last_offset = hnae_page_size(ring) - hnae_buf_size(ring);
}
skb_add_rx_frag(skb, i, desc_cb->priv, desc_cb->page_offset + pull_len,
size - pull_len, truesize - pull_len);
size - pull_len, truesize);
/* Avoid re-using remote pages,flag default unreuse */
if (unlikely(page_to_nid(desc_cb->priv) != numa_node_id()))
......
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