From: David S. Miller <davem@davemloft.net>
Date: Thu, 11 Sep 2008 11:48:58 +0000 (-0700)
Subject: net: Add DMA mapping tokens to skb_shared_info.
X-Git-Tag: Ubuntu-goldfish-3.4.0-4.27~15286^2~296
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=271bff7afbb2cbaa81e744006ad2fff1f3e10b1b;p=mirror_ubuntu-zesty-kernel.git

net: Add DMA mapping tokens to skb_shared_info.

Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 909923717830..4b2be23903c4 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -146,8 +146,14 @@ struct skb_shared_info {
 	unsigned short	gso_segs;
 	unsigned short  gso_type;
 	__be32          ip6_frag_id;
+#ifdef CONFIG_HAS_DMA
+	unsigned int	num_dma_maps;
+#endif
 	struct sk_buff	*frag_list;
 	skb_frag_t	frags[MAX_SKB_FRAGS];
+#ifdef CONFIG_HAS_DMA
+	dma_addr_t	dma_maps[MAX_SKB_FRAGS + 1];
+#endif
 };
 
 /* We divide dataref into two halves.  The higher 16 bits hold references