/home/acme/git/net-2.6/net/ipv6/tcp_ipv6.c:
struct tcp_sock | -16
struct tcp6_sock | -16
2 structs changed
Now it is at:
/* size: 1552, cachelines: 25 */
/* paddings: 2, sum paddings: 8 */
/* last cacheline: 16 bytes */
As soon as we stop using skb_queue_list we'll get it down to 24 cachelines.
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
include/linux/tcp.h | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 08027f1..f48644d 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -304,7 +304,6 @@ struct tcp_sock {
u32 rtt_seq; /* sequence number to update rttvar */
u32 packets_out; /* Packets which are "in flight" */
- u32 retrans_out; /* Retransmitted packets out */
/*
* Options received (usually on last packet, some only on SYN packets).
*/
@@ -332,6 +331,8 @@ struct tcp_sock {
struct tcp_sack_block recv_sack_cache[4];
+ u32 retrans_out; /* Retransmitted packets out */
+
struct sk_buff *highest_sack; /* highest skb with SACK received
* (validity guaranteed only if
* sacked_out > 0)
@@ -372,7 +373,6 @@ struct tcp_sock {
unsigned int keepalive_time; /* time before keep alive takes place */
unsigned int keepalive_intvl; /* time interval between keep alive probes */
- int linger2;
unsigned long last_synq_overflow;
@@ -398,6 +398,8 @@ struct tcp_sock {
u32 probe_seq_end;
} mtu_probe;
+ int linger2;
+
#ifdef CONFIG_TCP_MD5SIG
/* TCP AF-Specific parts; only used by MD5 Signature support so far */
struct tcp_sock_af_ops *af_specific;
--
1.5.3.8
-
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