Merge pull request #1877 from esnet/bmah-pr-1717-fix-ups

Minor fix-ups from #1717

Author: bmah888

src/iperf3.1

@@ -1,4 +1,4 @@
-.TH IPERF3 1 "May 2024" ESnet "User Manuals"
+.TH IPERF3 1 "May 2025" ESnet "User Manuals"
 .SH NAME
 iperf3 \- perform network throughput tests
 .SH SYNOPSIS
@@ -410,6 +410,10 @@ Set number of SCTP streams.
 Use a "zero copy" method of sending data, such as sendfile(2),
 instead of the usual write(2).
 .TP
+.BR --skip-rx-copy
+Ignored received packet data, using the MSG_TRUNC flag to the
+recv(2) system call.
+.TP
 .BR -O ", " --omit " \fIn\fR"
 Perform pre-test for N seconds and omit the pre-test statistics, to skip past the TCP slow-start
 period.

src/iperf_api.h

@@ -1,5 +1,5 @@
 /*
- * iperf, Copyright (c) 2014-2023, The Regents of the University of
+ * iperf, Copyright (c) 2014-2025, The Regents of the University of
  * California, through Lawrence Berkeley National Laboratory (subject
  * to receipt of any required approvals from the U.S. Dept. of
  * Energy).  All rights reserved.
@@ -101,8 +101,8 @@ typedef atomic_uint_fast64_t atomic_iperf_size_t;
 #define OPT_JSON_STREAM 28
 #define OPT_SND_TIMEOUT 29
 #define OPT_USE_PKCS1_PADDING 30
-#define OPT_SKIP_RX_COPY 32
 #define OPT_CNTL_KA 31
+#define OPT_SKIP_RX_COPY 32
 
 /* states */
 #define TEST_START 1