From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Mon, 12 Oct 2009 21:19:18 +0000 (+0200)
Subject: Add skb_add_rx_frag to backport.
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=bff9e3a4006e443e75f069ca21c9fceaab2fdb98;p=openwrt%2Fstaging%2Fblogic.git

Add skb_add_rx_frag to backport.

This is needed by iwl-3945.c.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---

diff --git a/compat/compat-2.6.28.c b/compat/compat-2.6.28.c
index 33871a224b23..c379b19e01bd 100644
--- a/compat/compat-2.6.28.c
+++ b/compat/compat-2.6.28.c
@@ -275,4 +275,14 @@ unsigned long round_jiffies_up(unsigned long j)
 }
 EXPORT_SYMBOL_GPL(round_jiffies_up);
 
+void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off,
+		int size)
+{
+	skb_fill_page_desc(skb, i, page, off, size);
+	skb->len += size;
+	skb->data_len += size;
+	skb->truesize += size;
+}
+EXPORT_SYMBOL(skb_add_rx_frag);
+
 #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28) */
diff --git a/compat/compat-2.6.28.h b/compat/compat-2.6.28.h
index dd223c6771f3..f158cbefc220 100644
--- a/compat/compat-2.6.28.h
+++ b/compat/compat-2.6.28.h
@@ -178,6 +178,9 @@ static inline void skb_queue_splice_tail_init(struct sk_buff_head *list,
 
 unsigned long round_jiffies_up(unsigned long j);
 
+extern void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page,
+			    int off, int size);
+
 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)) */
 
 #endif /* LINUX_26_28_COMPAT_H */