netdev - [PATCH bpf-next v2 0/6] tcp: add some RTO MIN and DELACK MAX {bpf

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250311085437.14703-1-kerneljasonxing@gmail.com>
Date: Tue, 11 Mar 2025 09:54:31 +0100
From: Jason Xing <kerneljasonxing@...il.com>
To: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	dsahern@...nel.org,
	ast@...nel.org,
	daniel@...earbox.net,
	andrii@...nel.org,
	martin.lau@...ux.dev,
	eddyz87@...il.com,
	song@...nel.org,
	yonghong.song@...ux.dev,
	john.fastabend@...il.com,
	kpsingh@...nel.org,
	sdf@...ichev.me,
	haoluo@...gle.com,
	jolsa@...nel.org,
	horms@...nel.org,
	kuniyu@...zon.com,
	ncardwell@...gle.com
Cc: bpf@...r.kernel.org,
	netdev@...r.kernel.org,
	Jason Xing <kerneljasonxing@...il.com>
Subject: [PATCH bpf-next v2 0/6] tcp: add some RTO MIN and DELACK MAX {bpf_}set/getsockopt supports

Introduce bpf_sol_tcp_getsockopt() helper.

Add bpf_getsockopt for RTO MIN and DELACK MAX.

Add setsockopt/getsockopt for RTO MIN and DELACK MAX.

Add corresponding selftests for bpf.

v2
Link: https://lore.kernel.org/all/20250309123004.85612-1-kerneljasonxing@gmail.com/
1. add bpf getsockopt common helper
2. target bpf-next net branch

Jason Xing (6):
  bpf: introduce bpf_sol_tcp_getsockopt to support TCP_BPF flags
  tcp: bpf: support bpf_getsockopt for TCP_BPF_RTO_MIN
  tcp: bpf: support bpf_getsockopt for TCP_BPF_DELACK_MAX
  tcp: support TCP_RTO_MIN_US for set/getsockopt use
  tcp: support TCP_DELACK_MAX_US for set/getsockopt use
  selftests: add bpf_set/getsockopt() for TCP_BPF_DELACK_MAX and
    TCP_BPF_RTO_MIN

 Documentation/networking/ip-sysctl.rst        |  4 +-
 include/net/tcp.h                             |  2 +-
 include/uapi/linux/tcp.h                      |  2 +
 net/core/filter.c                             | 45 ++++++++++++++-----
 net/ipv4/tcp.c                                | 32 ++++++++++++-
 net/ipv4/tcp_output.c                         |  2 +-
 .../selftests/bpf/progs/setget_sockopt.c      |  2 +
 7 files changed, 71 insertions(+), 18 deletions(-)

-- 
2.43.5