From c2cfa39ed73cddee4971f3f59a47c1f641604a9e Mon Sep 17 00:00:00 2001 From: Ksawlii Date: Wed, 18 Dec 2024 15:32:26 +0100 Subject: [PATCH] Revert "tcp: export TCPI_OPT_ECN_LOW in tcp_info tcpi_options field" This reverts commit 62a04f2316840319773abfb9e3b1c4c6329df7a1. --- include/uapi/linux/tcp.h | 1 - net/ipv4/tcp.c | 2 -- 2 files changed, 3 deletions(-) diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h index 12ac0f6ff..f792f092f 100755 --- a/include/uapi/linux/tcp.h +++ b/include/uapi/linux/tcp.h @@ -170,7 +170,6 @@ enum tcp_fastopen_client_fail { #define TCPI_OPT_ECN 8 /* ECN was negociated at TCP session init */ #define TCPI_OPT_ECN_SEEN 16 /* we received at least one packet with ECT */ #define TCPI_OPT_SYN_DATA 32 /* SYN-ACK acked data in SYN sent or rcvd */ -#define TCPI_OPT_ECN_LOW 64 /* Low-latency ECN configured at init */ /* * Sender's congestion state indicating normal or abnormal situations diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index eabb2418c..0818074c3 100755 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3566,8 +3566,6 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info) info->tcpi_options |= TCPI_OPT_ECN; if (tp->ecn_flags & TCP_ECN_SEEN) info->tcpi_options |= TCPI_OPT_ECN_SEEN; - if (tp->ecn_flags & TCP_ECN_LOW) - info->tcpi_options |= TCPI_OPT_ECN_LOW; if (tp->syn_data_acked) info->tcpi_options |= TCPI_OPT_SYN_DATA;