ipv6: move ip6_dst_ops first in netns_ipv6
ip6_dst_ops have cache line alignement. Moving it at beginning of netns_ipv6 removes a 48 byte hole, and shrinks netns_ipv6 from 12 to 11 cache lines. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -55,6 +55,9 @@ struct netns_sysctl_ipv6 {
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};
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struct netns_ipv6 {
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/* Keep ip6_dst_ops at the beginning of netns_sysctl_ipv6 */
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struct dst_ops ip6_dst_ops;
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struct netns_sysctl_ipv6 sysctl;
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struct ipv6_devconf *devconf_all;
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struct ipv6_devconf *devconf_dflt;
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@ -76,7 +79,6 @@ struct netns_ipv6 {
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struct hlist_head *fib_table_hash;
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struct fib6_table *fib6_main_tbl;
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struct list_head fib6_walkers;
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struct dst_ops ip6_dst_ops;
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rwlock_t fib6_walker_lock;
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spinlock_t fib6_gc_lock;
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unsigned int ip6_rt_gc_expire;
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