net: add NUMA awareness to skb_attempt_defer_free()

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Instead of sharing sd->defer_list & sd->defer_count with
many cpus, add one pair for each NUMA node.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Jason Xing <kerneljasonxing@gmail.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20250928084934.3266948-4-edumazet@google.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

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Eric Dumazet 2025-09-28 08:49:34 +00:00 • committed by Paolo Abeni

parent 844c9db7f7

commit 5628f3fe3b

5 changed files with 37 additions and 22 deletions

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4

include/linux/netdevice.h

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7

include/net/hotdata.h

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35

net/core/dev.c

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2

net/core/dev.h

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11

net/core/skbuff.c

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