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-rw-r--r--trafgen.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/trafgen.c b/trafgen.c
index e69fcb5..6f19677 100644
--- a/trafgen.c
+++ b/trafgen.c
@@ -55,7 +55,7 @@
#include "csum.h"
struct ctx {
- bool rand, rfraw, jumbo_support, verbose, smoke_test, enforce;
+ bool rand, rfraw, jumbo_support, verbose, smoke_test, enforce, qdisc_path;
unsigned long kpull, num, reserve_size;
unsigned int cpus;
uid_t uid; gid_t gid;
@@ -80,7 +80,7 @@ size_t plen = 0;
struct packet_dyn *packet_dyn = NULL;
size_t dlen = 0;
-static const char *short_options = "d:c:n:t:vJhS:rk:i:o:VRs:P:eE:pu:g:CHQ";
+static const char *short_options = "d:c:n:t:vJhS:rk:i:o:VRs:P:eE:pu:g:CHQq";
static const struct option long_options[] = {
{"dev", required_argument, NULL, 'd'},
{"out", required_argument, NULL, 'o'},
@@ -97,6 +97,7 @@ static const struct option long_options[] = {
{"group", required_argument, NULL, 'g'},
{"prio-high", no_argument, NULL, 'H'},
{"notouch-irq", no_argument, NULL, 'Q'},
+ {"qdisc-path", no_argument, NULL, 'q'},
{"jumbo-support", no_argument, NULL, 'J'},
{"no-cpu-stats", no_argument, NULL, 'C'},
{"cpp", no_argument, NULL, 'p'},
@@ -193,6 +194,7 @@ static void __noreturn help(void)
" -g|--group <groupid> Drop privileges and change to groupid\n"
" -H|--prio-high Make this high priority process\n"
" -Q|--notouch-irq Do not touch IRQ CPU affinity of NIC\n"
+ " -q|--qdisc-path Enabled qdisc kernel path (default off since 3.14)\n"
" -V|--verbose Be more verbose\n"
" -C|--no-cpu-stats Do not print CPU time statistics on exit\n"
" -v|--version Show version and exit\n"
@@ -856,6 +858,9 @@ static void main_loop(struct ctx *ctx, char *confname, bool slow,
sock = pf_tx_socket();
+ if (ctx->qdisc_path == false)
+ set_sock_qdisc_bypass(sock, ctx->verbose);
+
if (slow)
xmit_slowpath_or_die(ctx, cpu, orig_num);
else
@@ -897,6 +902,7 @@ int main(int argc, char **argv)
ctx.cpus = get_number_cpus_online();
ctx.uid = getuid();
ctx.gid = getgid();
+ ctx.qdisc_path = false;
while ((c = getopt_long(argc, argv, short_options, long_options,
&opt_index)) != EOF) {
@@ -934,6 +940,9 @@ int main(int argc, char **argv)
case 'Q':
set_irq_aff = false;
break;
+ case 'q':
+ ctx.qdisc_path = true;
+ break;
case 'r':
ctx.rand = true;
break;