upstream/opnsense-src
1
0
Fork 0
mirror of https://github.com/opnsense/src.git synced 2026-05-28 04:12:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

tcp: define tcp_lro_log() only when TCP_BLACKBOX is defined

Browse source 
Reviewed by:		rrs, Peter Lei
Sponsored by:		Netflix, Inc.
Differential Revision:	https://reviews.freebsd.org/D47401

(cherry picked from commit 8caa2f5351ded559c68ba0cd4713e00136801bd9)
This commit is contained in:
Michael Tuexen 2024-11-17 19:16:27 +01:00
parent f9e4eb3e8e
commit 08398b84ef
1 changed files with 16 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
sys/netinet/tcp_lro_hpts.c
View file

@ -61,7 +61,9 @@
#include <netinet/tcp_lro.h>
#include <netinet/tcp_var.h>
#include <netinet/tcp_hpts.h>
#ifdef TCP_BLACKBOX
#include <netinet/tcp_log_buf.h>
#endif
static void
build_ack_entry(struct tcp_ackent *ae, struct tcphdr *th, struct mbuf *m,
@ -147,6 +149,7 @@ tcp_lro_check_wake_status(struct tcpcb *tp)
return (false);
}
#ifdef TCP_BLACKBOX
static void
tcp_lro_log(struct tcpcb *tp, const struct lro_ctrl *lc,
const struct lro_entry *le, const struct mbuf *m,
@ -196,6 +199,7 @@ tcp_lro_log(struct tcpcb *tp, const struct lro_ctrl *lc,
TCP_LOG_LRO, 0, 0, &log, false, &tv);
}
}
#endif
static struct mbuf *
tcp_lro_get_last_if_ackcmp(struct lro_ctrl *lc, struct lro_entry *le,
@ -208,7 +212,9 @@ tcp_lro_get_last_if_ackcmp(struct lro_ctrl *lc, struct lro_entry *le,
m = STAILQ_LAST(&tp->t_inqueue, mbuf, m_stailqpkt);
if (m != NULL && (m->m_flags & M_ACKCMP) != 0) {
if (M_TRAILINGSPACE(m) >= sizeof(struct tcp_ackent)) {
#ifdef TCP_BLACKBOX
tcp_lro_log(tp, lc, le, NULL, 23, 0, 0, 0, 0);
#endif
*new_m = 0;
counter_u64_add(tcp_extra_mbuf, 1);
return (m);
@ -219,7 +225,9 @@ tcp_lro_get_last_if_ackcmp(struct lro_ctrl *lc, struct lro_entry *le,
}
}
/* Decide mbuf size. */
#ifdef TCP_BLACKBOX
tcp_lro_log(tp, lc, le, NULL, 21, 0, 0, 0, 0);
#endif
if (tp->t_flags2 & TF2_MBUF_L_ACKS)
m = m_getcl(M_NOWAIT, MT_DATA, M_ACKCMP | M_PKTHDR);
else
@ -611,13 +619,19 @@ _tcp_lro_flush_tcphpts(struct lro_ctrl *lc, struct lro_entry *le)
* ack will be required.
*/
cmp = NULL;
#ifdef TCP_BLACKBOX
tcp_lro_log(tp, lc, le, NULL, 25, 0, 0, 0, 0);
#endif
} else if (mv_to != NULL) {
/* We are asked to move pp up */
pp = &mv_to->m_nextpkt;
#ifdef TCP_BLACKBOX
tcp_lro_log(tp, lc, le, NULL, 24, 0, 0, 0, 0);
} else
tcp_lro_log(tp, lc, le, NULL, 26, 0, 0, 0, 0);
#else
}
#endif
}
/* Update "m_last_mbuf", if any. */
if (pp == &le->m_head)
@ -628,7 +642,9 @@ _tcp_lro_flush_tcphpts(struct lro_ctrl *lc, struct lro_entry *le)
/* Check if any data mbufs left. */
if (le->m_head != NULL) {
counter_u64_add(tcp_inp_lro_direct_queue, 1);
#ifdef TCP_BLACKBOX
tcp_lro_log(tp, lc, le, NULL, 22, 1, tp->t_flags2, 0, 1);
#endif
tcp_queue_pkts(tp, le);
}
if (should_wake) {