From: Jakub Kicinski <kuba@kernel.org>
To: Eric Dumazet <edumazet@google.com>
Cc: kuniyu@google.com, ncardwell@google.com, netdev@vger.kernel.org,
davem@davemloft.net, pabeni@redhat.com, andrew+netdev@lunn.ch,
horms@kernel.org
Subject: Re: [PATCH net-next] tcp: try to defer / return acked skbs to originating CPU
Date: Tue, 17 Feb 2026 13:50:08 -0800 [thread overview]
Message-ID: <20260217135008.30561ad9@kernel.org> (raw)
In-Reply-To: <CANn89iLURfPA69TjXjdBJjbc+Ad8X8XO-fiDQp=Uc8J+0PU5JQ@mail.gmail.com>
On Mon, 16 Feb 2026 19:16:46 +0100 Eric Dumazet wrote:
> UDP use of skb_attempt_defer_free() is with RX skbs, and normally
> their zcopy status has been cleared ?
I meant coming in via napi_consume_skb() -> skb_attempt_defer_free().
There we are freeing Tx skbs, which for UDP these may legitimately
have zc state. No?
next prev parent reply other threads:[~2026-02-17 21:50 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-17 16:42 [PATCH net-next] tcp: try to defer / return acked skbs to originating CPU Jakub Kicinski
2026-01-17 17:10 ` Jakub Kicinski
2026-01-17 18:16 ` Eric Dumazet
2026-01-17 23:03 ` Jakub Kicinski
2026-01-18 12:15 ` Eric Dumazet
2026-01-19 17:04 ` Jakub Kicinski
2026-01-29 23:04 ` Jakub Kicinski
2026-01-29 23:10 ` Jakub Kicinski
2026-02-16 16:06 ` Eric Dumazet
2026-02-16 17:49 ` Jakub Kicinski
2026-02-16 17:58 ` Eric Dumazet
2026-02-16 18:11 ` Jakub Kicinski
2026-02-16 18:16 ` Eric Dumazet
2026-02-17 21:50 ` Jakub Kicinski [this message]
2026-02-17 21:56 ` Eric Dumazet
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