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| author | Eric Dumazet <edumazet@google.com> | 2021-03-31 19:52:13 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-31 23:48:20 +0200 |
| commit | 0dd39d952f75a678b2ebcac8bd60f449f303c755 (patch) | |
| tree | f69a9a010d9e2fde647c71143af5e730c657760e /include/net/netns/ipv6.h | |
| parent | ipv6: convert elligible sysctls to u8 (diff) | |
| download | linux-0dd39d952f75a678b2ebcac8bd60f449f303c755.tar.xz linux-0dd39d952f75a678b2ebcac8bd60f449f303c755.zip | |
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>
Diffstat (limited to 'include/net/netns/ipv6.h')
| -rw-r--r-- | include/net/netns/ipv6.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h index 84f4a8bec397..808f0f79ea9c 100644 --- a/include/net/netns/ipv6.h +++ b/include/net/netns/ipv6.h @@ -55,6 +55,9 @@ struct netns_sysctl_ipv6 { }; struct netns_ipv6 { + /* Keep ip6_dst_ops at the beginning of netns_sysctl_ipv6 */ + struct dst_ops ip6_dst_ops; + struct netns_sysctl_ipv6 sysctl; struct ipv6_devconf *devconf_all; struct ipv6_devconf *devconf_dflt; @@ -76,7 +79,6 @@ struct netns_ipv6 { struct hlist_head *fib_table_hash; struct fib6_table *fib6_main_tbl; struct list_head fib6_walkers; - struct dst_ops ip6_dst_ops; rwlock_t fib6_walker_lock; spinlock_t fib6_gc_lock; unsigned int ip6_rt_gc_expire; |