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authorGeliang Tang <geliangtang@gmail.com>2021-03-26 21:26:35 +0300
committerDavid S. Miller <davem@davemloft.net>2021-03-27 01:05:15 +0300
commit2e580a63b5c214a89bcc3e243ee2058691cee001 (patch)
treee5366ed4f9954a0e8a0f360a79ffd6ed5d43eb41 /tools
parent348d5c1dec60f5f50869a8e40315a66006897732 (diff)
downloadlinux-2e580a63b5c214a89bcc3e243ee2058691cee001.tar.xz
selftests: mptcp: add cfg_do_w for cfg_remove
In some testcases, we need to slow down the transmitting process. This patch added a new argument named cfg_do_w for cfg_remove to allow the caller to pass an argument to cfg_remove. In do_rnd_write, use this cfg_do_w to control the transmitting speed. Signed-off-by: Geliang Tang <geliangtang@gmail.com> Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/net/mptcp/mptcp_connect.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.c b/tools/testing/selftests/net/mptcp/mptcp_connect.c
index 77bb62feb872..69d89b5d666f 100644
--- a/tools/testing/selftests/net/mptcp/mptcp_connect.c
+++ b/tools/testing/selftests/net/mptcp/mptcp_connect.c
@@ -55,6 +55,7 @@ static int cfg_sndbuf;
static int cfg_rcvbuf;
static bool cfg_join;
static bool cfg_remove;
+static unsigned int cfg_do_w;
static int cfg_wait;
static void die_usage(void)
@@ -272,8 +273,8 @@ static size_t do_rnd_write(const int fd, char *buf, const size_t len)
if (cfg_join && first && do_w > 100)
do_w = 100;
- if (cfg_remove && do_w > 50)
- do_w = 50;
+ if (cfg_remove && do_w > cfg_do_w)
+ do_w = cfg_do_w;
bw = write(fd, buf, do_w);
if (bw < 0)
@@ -829,7 +830,7 @@ static void parse_opts(int argc, char **argv)
{
int c;
- while ((c = getopt(argc, argv, "6jrlp:s:hut:m:S:R:w:")) != -1) {
+ while ((c = getopt(argc, argv, "6jr:lp:s:hut:m:S:R:w:")) != -1) {
switch (c) {
case 'j':
cfg_join = true;
@@ -840,6 +841,9 @@ static void parse_opts(int argc, char **argv)
cfg_remove = true;
cfg_mode = CFG_MODE_POLL;
cfg_wait = 400000;
+ cfg_do_w = atoi(optarg);
+ if (cfg_do_w <= 0)
+ cfg_do_w = 50;
break;
case 'l':
listen_mode = true;