From: Pavel Begunkov <asml.silence@gmail.com>
To: netdev@vger.kernel.org, "David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>
Cc: David Ahern <dsahern@kernel.org>,
Eric Dumazet <edumazet@google.com>,
linux-kernel@vger.kernel.org,
Pavel Begunkov <asml.silence@gmail.com>
Subject: [PATCH net-next 0/5] generic net and ipv6 minor optimisations
Date: Thu, 28 Apr 2022 11:58:43 +0100 [thread overview]
Message-ID: <cover.1651141755.git.asml.silence@gmail.com> (raw)
1-3 inline simple functions that only reshuffle arguments possibly adding
extra zero args, and call another function. It was benchmarked before with
a bunch of extra patches, see for details
https://lore.kernel.org/netdev/cover.1648981570.git.asml.silence@gmail.com/
It may increase the binary size, but it's the right thing to do and at least
without modules it actually sheds some bytes for some standard-ish config.
text data bss dec hex filename
9627200 0 0 9627200 92e640 ./arch/x86_64/boot/bzImage
text data bss dec hex filename
9627104 0 0 9627104 92e5e0 ./arch/x86_64/boot/bzImage
Pavel Begunkov (5):
net: inline sock_alloc_send_skb
net: inline skb_zerocopy_iter_dgram
net: inline dev_queue_xmit()
ipv6: help __ip6_finish_output() inlining
ipv6: refactor ip6_finish_output2()
include/linux/netdevice.h | 14 ++++++++++++--
include/linux/skbuff.h | 36 ++++++++++++++++++++++--------------
include/net/sock.h | 10 ++++++++--
net/core/datagram.c | 2 --
net/core/datagram.h | 15 ---------------
net/core/dev.c | 15 ++-------------
net/core/skbuff.c | 7 -------
net/core/sock.c | 7 -------
net/ipv6/ip6_output.c | 25 +++++++++++++------------
9 files changed, 57 insertions(+), 74 deletions(-)
delete mode 100644 net/core/datagram.h
--
2.36.0
next reply other threads:[~2022-04-28 11:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-28 10:58 Pavel Begunkov [this message]
2022-04-28 10:58 ` [PATCH net-next 1/5] net: inline sock_alloc_send_skb Pavel Begunkov
2022-04-28 10:58 ` [PATCH net-next 2/5] net: inline skb_zerocopy_iter_dgram Pavel Begunkov
2022-04-28 10:58 ` [PATCH net-next 3/5] net: inline dev_queue_xmit() Pavel Begunkov
2022-04-28 10:58 ` [PATCH net-next 4/5] ipv6: help __ip6_finish_output() inlining Pavel Begunkov
2022-04-28 10:58 ` [PATCH net-next 5/5] ipv6: refactor ip6_finish_output2() Pavel Begunkov
2022-04-30 12:10 ` [PATCH net-next 0/5] generic net and ipv6 minor optimisations patchwork-bot+netdevbpf
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