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Searched refs:nhead (Results 1 – 5 of 5) sorted by relevance

/net/xfrm/
Dxfrm_output.c33 int nhead = dst->header_len + LL_RESERVED_SPACE(dst->dev) in xfrm_skb_check_space() local
37 if (nhead <= 0) { in xfrm_skb_check_space()
40 nhead = 0; in xfrm_skb_check_space()
44 return pskb_expand_head(skb, nhead, ntail, GFP_ATOMIC); in xfrm_skb_check_space()
/net/core/
Dlwt_bpf.c163 int nhead = HH_DATA_ALIGN(hh_len - skb_headroom(skb)); in xmit_check_hhlen() local
165 if (pskb_expand_head(skb, nhead, 0, GFP_ATOMIC)) in xmit_check_hhlen()
Dskbuff.c1689 int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail, in pskb_expand_head() argument
1693 int size = osize + nhead + ntail; in pskb_expand_head()
1697 BUG_ON(nhead < 0); in pskb_expand_head()
1714 memcpy(data + nhead, skb->head, skb_tail_pointer(skb) - skb->head); in pskb_expand_head()
1740 off = (data + nhead) - skb->head; in pskb_expand_head()
1748 off = nhead; in pskb_expand_head()
1751 skb_headers_offset_update(skb, nhead); in pskb_expand_head()
Dpktgen.c2696 int nhead = 0; in process_ipsec() local
2702 nhead = x->props.header_len - skb_headroom(skb); in process_ipsec()
2703 if (nhead > 0) { in process_ipsec()
2704 ret = pskb_expand_head(skb, nhead, 0, GFP_ATOMIC); in process_ipsec()
/net/bpf/
Dtest_run.c668 int nhead = HH_DATA_ALIGN(hh_len - skb_headroom(skb)); in bpf_prog_test_run_skb() local
670 if (pskb_expand_head(skb, nhead, 0, GFP_USER)) { in bpf_prog_test_run_skb()