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netns: embed ip6_dst_ops directly

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struct net::ipv6.ip6_dst_ops is separatedly dynamically allocated,
but there is no fundamental reason for it. Embed it directly into
struct netns_ipv6.

For that:
* move struct dst_ops into separate header to fix circular dependencies
	I honestly tried not to, it's pretty impossible to do other way
* drop dynamical allocation, allocate together with netns

For a change, remove struct dst_ops::dst_net, it's deducible
by using container_of() given dst_ops pointer.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan
2009-08-29 01:34:49 +00:00
committed by David S. Miller
parent 885a136c52
commit 86393e52c3
4 changed files with 44 additions and 44 deletions
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3
include/net/netns/ipv6.h
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@ -6,6 +6,7 @@
#ifndef __NETNS_IPV6_H__
#define __NETNS_IPV6_H__
#include <net/dst_ops.h>
struct ctl_table_header;
@ -42,7 +43,7 @@ struct netns_ipv6 {
struct timer_list ip6_fib_timer;
struct hlist_head *fib_table_hash;
struct fib6_table *fib6_main_tbl;
struct dst_ops *ip6_dst_ops;
struct dst_ops ip6_dst_ops;
unsigned int ip6_rt_gc_expire;
unsigned long ip6_rt_last_gc;
#ifdef CONFIG_IPV6_MULTIPLE_TABLES