diff mbox series

[RFC,v0,1/2] selftests/txtimestamp: Add more configurable parameters

Message ID 20180312231052.13961-2-vinicius.gomes@intel.com
State RFC, archived
Delegated to: David Miller
Headers show
Series skbuff: Fix applications not being woken for errors | expand

Commit Message

Vinicius Costa Gomes March 12, 2018, 11:10 p.m. UTC
Add a way to configure if poll() should wait forever for an event, the
number of packets that should be sent for each and if there should be
any delay between packets.

Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
---
 .../selftests/networking/timestamping/txtimestamp.c | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/tools/testing/selftests/networking/timestamping/txtimestamp.c b/tools/testing/selftests/networking/timestamping/txtimestamp.c
index 5df07047ca86..5190b1dd78b1 100644
--- a/tools/testing/selftests/networking/timestamping/txtimestamp.c
+++ b/tools/testing/selftests/networking/timestamping/txtimestamp.c
@@ -68,9 +68,11 @@  static int cfg_num_pkts = 4;
 static int do_ipv4 = 1;
 static int do_ipv6 = 1;
 static int cfg_payload_len = 10;
+static int cfg_poll_timeout = 100;
 static bool cfg_show_payload;
 static bool cfg_do_pktinfo;
 static bool cfg_loop_nodata;
+static bool cfg_no_delay;
 static uint16_t dest_port = 9000;
 
 static struct sockaddr_in daddr;
@@ -171,7 +173,7 @@  static void __poll(int fd)
 
 	memset(&pollfd, 0, sizeof(pollfd));
 	pollfd.fd = fd;
-	ret = poll(&pollfd, 1, 100);
+	ret = poll(&pollfd, 1, cfg_poll_timeout);
 	if (ret != 1)
 		error(1, errno, "poll");
 }
@@ -371,7 +373,8 @@  static void do_test(int family, unsigned int opt)
 			error(1, errno, "send");
 
 		/* wait for all errors to be queued, else ACKs arrive OOO */
-		usleep(50 * 1000);
+		if (!cfg_no_delay)
+			usleep(50 * 1000);
 
 		__poll(fd);
 
@@ -397,6 +400,9 @@  static void __attribute__((noreturn)) usage(const char *filepath)
 			"  -n:   set no-payload option\n"
 			"  -r:   use raw\n"
 			"  -R:   use raw (IP_HDRINCL)\n"
+			"  -D:   no delay between packets\n"
+			"  -F:   poll() waits forever for an event\n"
+			"  -c N: number of packets for each test\n"
 			"  -p N: connect to port N\n"
 			"  -u:   use udp\n"
 			"  -x:   show payload (up to 70 bytes)\n",
@@ -409,7 +415,7 @@  static void parse_opt(int argc, char **argv)
 	int proto_count = 0;
 	char c;
 
-	while ((c = getopt(argc, argv, "46hIl:np:rRux")) != -1) {
+	while ((c = getopt(argc, argv, "46hIl:np:rRuxc:DF")) != -1) {
 		switch (c) {
 		case '4':
 			do_ipv6 = 0;
@@ -447,6 +453,15 @@  static void parse_opt(int argc, char **argv)
 		case 'x':
 			cfg_show_payload = true;
 			break;
+		case 'c':
+			cfg_num_pkts = strtoul(optarg, NULL, 10);
+			break;
+		case 'D':
+			cfg_no_delay = true;
+			break;
+		case 'F':
+			cfg_poll_timeout = -1;
+			break;
 		case 'h':
 		default:
 			usage(argv[0]);