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author | Guillaume Nault <gnault@redhat.com> | 2022-07-27 13:18:21 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2022-07-29 13:10:21 +0200 |
commit | 1c7249e4af8e1aea1c47739ec9dc63cc828b5d08 (patch) | |
tree | 94f7b29e0deb5479d39e370d6158c3b04d9aa488 /Documentation/networking/ip-sysctl.rst | |
parent | net/af_packet: check len when min_header_len equals to 0 (diff) | |
download | linux-1c7249e4af8e1aea1c47739ec9dc63cc828b5d08.tar.xz linux-1c7249e4af8e1aea1c47739ec9dc63cc828b5d08.zip |
Documentation: Describe net.ipv4.tcp_reflect_tos.
The tcp_reflect_tos option was introduced in Linux 5.10 but was still
undocumented.
Signed-off-by: Guillaume Nault <gnault@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r-- | Documentation/networking/ip-sysctl.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst index 3c39776728b9..56cd4ea059b2 100644 --- a/Documentation/networking/ip-sysctl.rst +++ b/Documentation/networking/ip-sysctl.rst @@ -636,6 +636,16 @@ tcp_recovery - INTEGER Default: 0x1 +tcp_reflect_tos - BOOLEAN + For listening sockets, reuse the DSCP value of the initial SYN message + for outgoing packets. This allows to have both directions of a TCP + stream to use the same DSCP value, assuming DSCP remains unchanged for + the lifetime of the connection. + + This options affects both IPv4 and IPv6. + + Default: 0 (disabled) + tcp_reordering - INTEGER Initial reordering level of packets in a TCP stream. TCP stack can then dynamically adjust flow reordering level |