mbox series

[v3,bpf-next,0/2] Add support to set window_clamp from bpf setsockops

Message ID 20201202202925.165803-1-prankgup@fb.com
Headers show
Series Add support to set window_clamp from bpf setsockops | expand

Message

Prankur gupta Dec. 2, 2020, 8:29 p.m. UTC 
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)


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                                | 23 ++++++++-----
 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, 58 insertions(+), 9 deletions(-)