RDMA/cxgb4: Use cxgb4 service for packet gl to skb
Remove the local service t4_pktgl_to_skb() and use cxgb4_pktgl_to_skb() exported by cxgb4. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
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de5dd81b49
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1 changed files with 1 additions and 41 deletions
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@ -454,46 +454,6 @@ out:
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return dev;
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}
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static struct sk_buff *t4_pktgl_to_skb(const struct pkt_gl *gl,
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unsigned int skb_len,
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unsigned int pull_len)
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{
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struct sk_buff *skb;
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struct skb_shared_info *ssi;
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if (gl->tot_len <= 512) {
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skb = alloc_skb(gl->tot_len, GFP_ATOMIC);
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if (unlikely(!skb))
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goto out;
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__skb_put(skb, gl->tot_len);
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skb_copy_to_linear_data(skb, gl->va, gl->tot_len);
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} else {
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skb = alloc_skb(skb_len, GFP_ATOMIC);
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if (unlikely(!skb))
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goto out;
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__skb_put(skb, pull_len);
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skb_copy_to_linear_data(skb, gl->va, pull_len);
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ssi = skb_shinfo(skb);
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ssi->frags[0].page = gl->frags[0].page;
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ssi->frags[0].page_offset = gl->frags[0].page_offset + pull_len;
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ssi->frags[0].size = gl->frags[0].size - pull_len;
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if (gl->nfrags > 1)
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memcpy(&ssi->frags[1], &gl->frags[1],
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(gl->nfrags - 1) * sizeof(skb_frag_t));
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ssi->nr_frags = gl->nfrags;
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skb->len = gl->tot_len;
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skb->data_len = skb->len - pull_len;
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skb->truesize += skb->data_len;
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/* Get a reference for the last page, we don't own it */
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get_page(gl->frags[gl->nfrags - 1].page);
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}
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out:
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return skb;
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}
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static int c4iw_uld_rx_handler(void *handle, const __be64 *rsp,
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const struct pkt_gl *gl)
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{
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@ -518,7 +478,7 @@ static int c4iw_uld_rx_handler(void *handle, const __be64 *rsp,
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c4iw_ev_handler(dev, qid);
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return 0;
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} else {
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skb = t4_pktgl_to_skb(gl, 128, 128);
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skb = cxgb4_pktgl_to_skb(gl, 128, 128);
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if (unlikely(!skb))
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goto nomem;
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}
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