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From: Pavel Begunkov <[email protected]>
To: [email protected], [email protected],
	[email protected], [email protected], [email protected],
	[email protected], [email protected]
Cc: Pavel Begunkov <[email protected]>
Subject: [PATCH net-next 0/2] minor tcp io_uring zc optimisations
Date: Mon, 15 May 2023 17:06:35 +0100	[thread overview]
Message-ID: <[email protected]> (raw)

Patch 1 is a simple cleanup, patch 2 gives removes 2 atomics from the
io_uring zc TCP submission path, which yielded extra 0.5% for my
throughput CPU bound tests based on liburing/examples/send-zerocopy.c

Pavel Begunkov (2):
  net/tcp: don't peek at tail for io_uring zc
  net/tcp: optimise io_uring zc ubuf refcounting

 net/ipv4/tcp.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

-- 
2.40.0


             reply	other threads:[~2023-05-15 16:08 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-15 16:06 Pavel Begunkov [this message]
2023-05-15 16:06 ` [PATCH net-next 1/2] net/tcp: don't peek at tail for io_uring zc Pavel Begunkov
2023-05-15 17:27   ` David Ahern
2023-05-15 18:11     ` Eric Dumazet
2023-05-15 16:06 ` [PATCH net-next 2/2] net/tcp: optimise io_uring zc ubuf refcounting Pavel Begunkov
2023-05-15 17:29   ` David Ahern
2023-05-15 18:14     ` Eric Dumazet
2023-05-15 18:40       ` David Ahern
2023-05-16 12:59         ` Pavel Begunkov
2023-05-16 14:37           ` David Ahern
2023-05-16 17:46             ` Pavel Begunkov
2023-05-17  7:40 ` [PATCH net-next 0/2] minor tcp io_uring zc optimisations patchwork-bot+netdevbpf

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