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net: move rps_sock_flow_table to net_hotdata

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rps_sock_flow_table and rps_cpu_mask are used in fast path.

Move them to net_hotdata for better cache locality.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20240306160031.874438-19-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Dumazet
2024-03-06 16:00:31 +00:00
committed by Jakub Kicinski
parent 490a79faf9
commit ce7f49ab74
4 changed files with 16 additions and 17 deletions
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4
include/net/hotdata.h
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@@ -27,6 +27,10 @@ struct net_hotdata {
struct kmem_cache *skbuff_cache;
struct kmem_cache *skbuff_fclone_cache;
struct kmem_cache *skb_small_head_cache;
#ifdef CONFIG_RPS
struct rps_sock_flow_table __rcu *rps_sock_flow_table;
u32 rps_cpu_mask;
#endif
int gro_normal_batch;
int netdev_budget;
int netdev_budget_usecs;