git: b45aa1d82745 - main - tcp rack,bbr: cleanup

From: Michael Tuexen <tuexen_at_FreeBSD.org>
Date: Thu, 24 Jul 2025 16:13:27 UTC
The branch main has been updated by tuexen:

URL: https://cgit.FreeBSD.org/src/commit/?id=b45aa1d82745e096b7b3006aceb8b5ec13b343f1

commit b45aa1d82745e096b7b3006aceb8b5ec13b343f1
Author:     Michael Tuexen <tuexen@FreeBSD.org>
AuthorDate: 2025-07-24 16:11:20 +0000
Commit:     Michael Tuexen <tuexen@FreeBSD.org>
CommitDate: 2025-07-24 16:11:20 +0000

    tcp rack,bbr: cleanup
    
    Remove code that can't be enabled in FreeBSD anyway.
    
    Reviewed by:            glebius, rrs
    MFC after:              1 week
    Sponsored by:           Netflix, Inc.
    Differential Revision:  https://reviews.freebsd.org/D51423
---
 sys/netinet/tcp_stacks/bbr.c  | 6 +-----
 sys/netinet/tcp_stacks/rack.c | 9 +--------
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/sys/netinet/tcp_stacks/bbr.c b/sys/netinet/tcp_stacks/bbr.c
index d2636f01714e..4345e6d4480e 100644
--- a/sys/netinet/tcp_stacks/bbr.c
+++ b/sys/netinet/tcp_stacks/bbr.c
@@ -13172,11 +13172,7 @@ send:
 				mb, moff, &len,
 				if_hw_tsomaxsegcount,
 				if_hw_tsomaxsegsize, msb,
-				((rsm == NULL) ? hw_tls : 0)
-#ifdef NETFLIX_COPY_ARGS
-				, NULL, NULL
-#endif
-				);
+				((rsm == NULL) ? hw_tls : 0));
 			if (len <= maxseg) {
 				/*
 				 * Must have ran out of mbufs for the copy
diff --git a/sys/netinet/tcp_stacks/rack.c b/sys/netinet/tcp_stacks/rack.c
index 834e1347a152..cb2c021967b4 100644
--- a/sys/netinet/tcp_stacks/rack.c
+++ b/sys/netinet/tcp_stacks/rack.c
@@ -14638,9 +14638,6 @@ rack_init(struct tcpcb *tp, void **ptr)
 	if (rack->r_ctl.pcm_s == NULL) {
 		rack->r_ctl.pcm_i.cnt_alloc = 0;
 	}
-#ifdef NETFLIX_STATS
-	rack->r_ctl.side_chan_dis_mask = tcp_sidechannel_disable_mask;
-#endif
 	rack->r_ctl.rack_per_upper_bound_ss = (uint8_t)rack_per_upper_bound_ss;
 	rack->r_ctl.rack_per_upper_bound_ca = (uint8_t)rack_per_upper_bound_ca;
 	if (rack_enable_shared_cwnd)
@@ -21556,11 +21553,7 @@ send:
 			m->m_next = tcp_m_copym(
 				mb, moff, &len,
 				if_hw_tsomaxsegcount, if_hw_tsomaxsegsize, msb,
-				((rsm == NULL) ? hw_tls : 0)
-#ifdef NETFLIX_COPY_ARGS
-				, &s_mb, &s_moff
-#endif
-				);
+				((rsm == NULL) ? hw_tls : 0));
 			if (len <= (tp->t_maxseg - optlen)) {
 				/*
 				 * Must have ran out of mbufs for the copy