netdev - Re: [PATCH v2 net-next 5/6] net: sched: claim one cache line in Qdisc

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Message-ID: <CAAVpQUA2TrWingw=so+MyuAe8XypUrXCiHNiWWf7G7=eY461KQ@mail.gmail.com>
Date: Tue, 14 Oct 2025 22:42:43 -0700
From: Kuniyuki Iwashima <kuniyu@...gle.com>
To: Eric Dumazet <edumazet@...gle.com>
Cc: "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, 
	Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, 
	Jamal Hadi Salim <jhs@...atatu.com>, Cong Wang <xiyou.wangcong@...il.com>, 
	Jiri Pirko <jiri@...nulli.us>, Willem de Bruijn <willemb@...gle.com>, netdev@...r.kernel.org, 
	eric.dumazet@...il.com
Subject: Re: [PATCH v2 net-next 5/6] net: sched: claim one cache line in Qdisc

On Tue, Oct 14, 2025 at 10:19 AM Eric Dumazet <edumazet@...gle.com> wrote:
>
> Replace state2 field with a boolean.
>
> Move it to a hole between qstats and state so that
> we shrink Qdisc by a full cache line.
>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Reviewed-by: Kuniyuki Iwashima <kuniyu@...gle.com>