From: Pavel Begunkov <asml.silence@gmail.com>
To: io-uring@vger.kernel.org, netdev@vger.kernel.org,
edumazet@google.com, davem@davemloft.net, dsahern@kernel.org,
kuba@kernel.org, pabeni@redhat.com
Cc: Pavel Begunkov <asml.silence@gmail.com>
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: <cover.1684166247.git.asml.silence@gmail.com> (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
next 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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