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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2017-05-17 19:31:39 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-05-18 10:30:36 -0400 |
| commit | 667271455f883d23e6418ef3376eb1214da9d066 (patch) | |
| tree | 51cb42e808239743693c30747a82fa32d4e1da05 /include/net/dst.h | |
| parent | cc76169c9352d2605cbdc111be99094cfb77b50c (diff) | |
| download | linux-667271455f883d23e6418ef3376eb1214da9d066.tar.gz | |
net: make struct dst_entry::dev first member
struct dst_entry::dev is used most often. Move it so it can be accessed without imm8 offset on x86_64. add/remove: 0/0 grow/shrink: 9/239 up/down: 52/-413 (-361) function old new delta dst_rcu_free 126 138 +12 fnhe_flush_routes 211 219 +8 rt_set_nexthop 747 754 +7 rt_cache_route 85 91 +6 rt6_release 209 215 +6 dst_release 107 111 +4 dst_destroy_rcu 29 33 +4 dn_dst_check_expire 329 333 +4 dn_insert_route 484 485 +1 xfrm_resolve_and_create_bundle 2991 2990 -1 ... ip_route_me_harder 1163 1157 -6 __ip_append_data.isra 2730 2724 -6 ip6_forward 3052 3045 -7 callforward_do_filter 659 651 -8 dst_gc_task 571 549 -22 Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/dst.h')
| -rw-r--r-- | include/net/dst.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/dst.h b/include/net/dst.h index 049af33da3b6..755a0eedffde 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -31,9 +31,9 @@ struct sk_buff; struct dst_entry { + struct net_device *dev; struct rcu_head rcu_head; struct dst_entry *child; - struct net_device *dev; struct dst_ops *ops; unsigned long _metrics; unsigned long expires; |