netdev - [PATCH v4 bpf-next 0/2] Add support to set window

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Message-ID: <20201202213152.435886-1-prankgup@fb.com>
Date:   Wed, 2 Dec 2020 13:31:50 -0800
From:   Prankur gupta <prankgup@...com>
To:     <bpf@...r.kernel.org>
CC:     <kernel-team@...com>, <netdev@...r.kernel.org>
Subject: [PATCH v4 bpf-next 0/2] Add support to set window_clamp from bpf setsockops

This patch contains support to set tcp window_field field from bpf setsockops.

v2: Used TCP_WINDOW_CLAMP setsockopt logic for bpf_setsockopt (review comment addressed)

v3: Created a common function for duplicated code (review comment addressed)

v4: Removing logic to pass struct sock and struct tcp_sock together (review comment addressed)

Prankur gupta (2):
  bpf: Adds support for setting window clamp
  selftests/bpf: Add Userspace tests for TCP_WINDOW_CLAMP

 include/net/tcp.h                             |  1 +
 net/core/filter.c                             |  3 ++
 net/ipv4/tcp.c                                | 25 +++++++++-----
 tools/testing/selftests/bpf/bpf_tcp_helpers.h |  1 +
 .../selftests/bpf/prog_tests/tcpbpf_user.c    |  4 +++
 .../selftests/bpf/progs/test_tcpbpf_kern.c    | 33 +++++++++++++++++++
 tools/testing/selftests/bpf/test_tcpbpf.h     |  2 ++
 7 files changed, 60 insertions(+), 9 deletions(-)

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2.24.1