David Miller a écrit :
commit c387760826bd71103220e06ca7b0bf90a785567e
Author: David S. Miller <[EMAIL PROTECTED]>
Date: Tue Feb 27 16:44:42 2007 -0800
[TCP]: Store retransmit queue packets in RB tree.
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 4ff3940..b70fd21 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -18,6 +18,7 @@
#include <linux/compiler.h>
#include <linux/time.h>
#include <linux/cache.h>
+#include <linux/rbtree.h>
#include <asm/atomic.h>
#include <asm/types.h>
@@ -232,6 +233,8 @@ struct sk_buff {
struct sk_buff *next;
struct sk_buff *prev;
+ struct rb_node rb;
+
struct sock *sk;
struct skb_timeval tstamp;
struct net_device *dev;
I am not sure this rb_node placement is optimal. rb lookups want to access
rb_node and end_seq. They should be placed in the same cache line :)
next/prev were at the begining of sk_buff, there is no such constraint for rb
-
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