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-rwxr-xr-xtools/testing/selftests/bpf/test_xsk.sh53
-rw-r--r--tools/testing/selftests/bpf/xdpxceiver.c547
-rw-r--r--tools/testing/selftests/bpf/xdpxceiver.h42
-rwxr-xr-xtools/testing/selftests/bpf/xsk_prereqs.sh47
4 files changed, 439 insertions, 250 deletions
diff --git a/tools/testing/selftests/bpf/test_xsk.sh b/tools/testing/selftests/bpf/test_xsk.sh
index cd7bf32e6a17..567500299231 100755
--- a/tools/testing/selftests/bpf/test_xsk.sh
+++ b/tools/testing/selftests/bpf/test_xsk.sh
@@ -43,7 +43,6 @@
# ** veth<xxxx> in root namespace
# ** veth<yyyy> in af_xdp<xxxx> namespace
# ** namespace af_xdp<xxxx>
-# * create a spec file veth.spec that includes this run-time configuration
# *** xxxx and yyyy are randomly generated 4 digit numbers used to avoid
# conflict with any existing interface
# * tests the veth and xsk layers of the topology
@@ -77,7 +76,7 @@
. xsk_prereqs.sh
-while getopts "cvD" flag
+while getopts "vD" flag
do
case "${flag}" in
v) verbose=1;;
@@ -88,7 +87,7 @@ done
TEST_NAME="PREREQUISITES"
URANDOM=/dev/urandom
-[ ! -e "${URANDOM}" ] && { echo "${URANDOM} not found. Skipping tests."; test_exit 1 1; }
+[ ! -e "${URANDOM}" ] && { echo "${URANDOM} not found. Skipping tests."; test_exit $ksft_fail; }
VETH0_POSTFIX=$(cat ${URANDOM} | tr -dc '0-9' | fold -w 256 | head -n 1 | head --bytes 4)
VETH0=ve${VETH0_POSTFIX}
@@ -98,6 +97,13 @@ NS0=root
NS1=af_xdp${VETH1_POSTFIX}
MTU=1500
+trap ctrl_c INT
+
+function ctrl_c() {
+ cleanup_exit ${VETH0} ${VETH1} ${NS1}
+ exit 1
+}
+
setup_vethPairs() {
if [[ $verbose -eq 1 ]]; then
echo "setting up ${VETH0}: namespace: ${NS0}"
@@ -110,6 +116,14 @@ setup_vethPairs() {
if [[ $verbose -eq 1 ]]; then
echo "setting up ${VETH1}: namespace: ${NS1}"
fi
+
+ if [[ $busy_poll -eq 1 ]]; then
+ echo 2 > /sys/class/net/${VETH0}/napi_defer_hard_irqs
+ echo 200000 > /sys/class/net/${VETH0}/gro_flush_timeout
+ echo 2 > /sys/class/net/${VETH1}/napi_defer_hard_irqs
+ echo 200000 > /sys/class/net/${VETH1}/gro_flush_timeout
+ fi
+
ip link set ${VETH1} netns ${NS1}
ip netns exec ${NS1} ip link set ${VETH1} mtu ${MTU}
ip link set ${VETH0} mtu ${MTU}
@@ -130,17 +144,12 @@ if [ $retval -ne 0 ]; then
exit $retval
fi
-echo "${VETH0}:${VETH1},${NS1}" > ${SPECFILE}
-
-validate_veth_spec_file
-
if [[ $verbose -eq 1 ]]; then
- echo "Spec file created: ${SPECFILE}"
- VERBOSE_ARG="-v"
+ ARGS+="-v "
fi
if [[ $dump_pkts -eq 1 ]]; then
- DUMP_PKTS_ARG="-D"
+ ARGS="-D "
fi
test_status $retval "${TEST_NAME}"
@@ -149,23 +158,31 @@ test_status $retval "${TEST_NAME}"
statusList=()
-TEST_NAME="XSK KSELFTESTS"
+TEST_NAME="XSK_SELFTESTS_SOFTIRQ"
execxdpxceiver
-retval=$?
-test_status $retval "${TEST_NAME}"
-statusList+=($retval)
+cleanup_exit ${VETH0} ${VETH1} ${NS1}
+TEST_NAME="XSK_SELFTESTS_BUSY_POLL"
+busy_poll=1
+
+setup_vethPairs
+execxdpxceiver
## END TESTS
cleanup_exit ${VETH0} ${VETH1} ${NS1}
-for _status in "${statusList[@]}"
+failures=0
+echo -e "\nSummary:"
+for i in "${!statusList[@]}"
do
- if [ $_status -ne 0 ]; then
- test_exit $ksft_fail 0
+ if [ ${statusList[$i]} -ne 0 ]; then
+ test_status ${statusList[$i]} ${nameList[$i]}
+ failures=1
fi
done
-test_exit $ksft_pass 0
+if [ $failures -eq 0 ]; then
+ echo "All tests successful!"
+fi
diff --git a/tools/testing/selftests/bpf/xdpxceiver.c b/tools/testing/selftests/bpf/xdpxceiver.c
index cfcb031323c5..e5992a6b5e09 100644
--- a/tools/testing/selftests/bpf/xdpxceiver.c
+++ b/tools/testing/selftests/bpf/xdpxceiver.c
@@ -90,6 +90,8 @@
#include <string.h>
#include <stddef.h>
#include <sys/mman.h>
+#include <sys/socket.h>
+#include <sys/time.h>
#include <sys/types.h>
#include <sys/queue.h>
#include <time.h>
@@ -122,9 +124,17 @@ static void __exit_with_error(int error, const char *file, const char *func, int
#define exit_with_error(error) __exit_with_error(error, __FILE__, __func__, __LINE__)
#define mode_string(test) (test)->ifobj_tx->xdp_flags & XDP_FLAGS_SKB_MODE ? "SKB" : "DRV"
+#define busy_poll_string(test) (test)->ifobj_tx->busy_poll ? "BUSY-POLL " : ""
-#define print_ksft_result(test) \
- (ksft_test_result_pass("PASS: %s %s\n", mode_string(test), (test)->name))
+static void report_failure(struct test_spec *test)
+{
+ if (test->fail)
+ return;
+
+ ksft_test_result_fail("FAIL: %s %s%s\n", mode_string(test), busy_poll_string(test),
+ test->name);
+ test->fail = true;
+}
static void memset32_htonl(void *dest, u32 val, u32 size)
{
@@ -264,6 +274,26 @@ static int xsk_configure_umem(struct xsk_umem_info *umem, void *buffer, u64 size
return 0;
}
+static void enable_busy_poll(struct xsk_socket_info *xsk)
+{
+ int sock_opt;
+
+ sock_opt = 1;
+ if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_PREFER_BUSY_POLL,
+ (void *)&sock_opt, sizeof(sock_opt)) < 0)
+ exit_with_error(errno);
+
+ sock_opt = 20;
+ if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_BUSY_POLL,
+ (void *)&sock_opt, sizeof(sock_opt)) < 0)
+ exit_with_error(errno);
+
+ sock_opt = BATCH_SIZE;
+ if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_BUSY_POLL_BUDGET,
+ (void *)&sock_opt, sizeof(sock_opt)) < 0)
+ exit_with_error(errno);
+}
+
static int xsk_configure_socket(struct xsk_socket_info *xsk, struct xsk_umem_info *umem,
struct ifobject *ifobject, bool shared)
{
@@ -287,8 +317,8 @@ static int xsk_configure_socket(struct xsk_socket_info *xsk, struct xsk_umem_inf
static struct option long_options[] = {
{"interface", required_argument, 0, 'i'},
- {"queue", optional_argument, 0, 'q'},
- {"dump-pkts", optional_argument, 0, 'D'},
+ {"busy-poll", no_argument, 0, 'b'},
+ {"dump-pkts", no_argument, 0, 'D'},
{"verbose", no_argument, 0, 'v'},
{0, 0, 0, 0}
};
@@ -299,9 +329,9 @@ static void usage(const char *prog)
" Usage: %s [OPTIONS]\n"
" Options:\n"
" -i, --interface Use interface\n"
- " -q, --queue=n Use queue n (default 0)\n"
" -D, --dump-pkts Dump packets L2 - L5\n"
- " -v, --verbose Verbose output\n";
+ " -v, --verbose Verbose output\n"
+ " -b, --busy-poll Enable busy poll\n";
ksft_print_msg(str, prog);
}
@@ -347,7 +377,7 @@ static void parse_command_line(struct ifobject *ifobj_tx, struct ifobject *ifobj
for (;;) {
char *sptr, *token;
- c = getopt_long(argc, argv, "i:Dv", long_options, &option_index);
+ c = getopt_long(argc, argv, "i:Dvb", long_options, &option_index);
if (c == -1)
break;
@@ -373,6 +403,10 @@ static void parse_command_line(struct ifobject *ifobj_tx, struct ifobject *ifobj
case 'v':
opt_verbose = true;
break;
+ case 'b':
+ ifobj_tx->busy_poll = true;
+ ifobj_rx->busy_poll = true;
+ break;
default:
usage(basename(argv[0]));
ksft_exit_xfail();
@@ -390,8 +424,10 @@ static void __test_spec_init(struct test_spec *test, struct ifobject *ifobj_tx,
ifobj->xsk = &ifobj->xsk_arr[0];
ifobj->use_poll = false;
- ifobj->pacing_on = true;
+ ifobj->use_fill_ring = true;
+ ifobj->release_rx = true;
ifobj->pkt_stream = test->pkt_stream_default;
+ ifobj->validation_func = NULL;
if (i == 0) {
ifobj->rx_on = false;
@@ -416,6 +452,7 @@ static void __test_spec_init(struct test_spec *test, struct ifobject *ifobj_tx,
test->current_step = 0;
test->total_steps = 1;
test->nb_sockets = 1;
+ test->fail = false;
}
static void test_spec_init(struct test_spec *test, struct ifobject *ifobj_tx,
@@ -467,9 +504,10 @@ static struct pkt *pkt_stream_get_pkt(struct pkt_stream *pkt_stream, u32 pkt_nb)
return &pkt_stream->pkts[pkt_nb];
}
-static struct pkt *pkt_stream_get_next_rx_pkt(struct pkt_stream *pkt_stream)
+static struct pkt *pkt_stream_get_next_rx_pkt(struct pkt_stream *pkt_stream, u32 *pkts_sent)
{
while (pkt_stream->rx_pkt_nb < pkt_stream->nb_pkts) {
+ (*pkts_sent)++;
if (pkt_stream->pkts[pkt_stream->rx_pkt_nb].valid)
return &pkt_stream->pkts[pkt_stream->rx_pkt_nb++];
pkt_stream->rx_pkt_nb++;
@@ -485,10 +523,16 @@ static void pkt_stream_delete(struct pkt_stream *pkt_stream)
static void pkt_stream_restore_default(struct test_spec *test)
{
- if (test->ifobj_tx->pkt_stream != test->pkt_stream_default) {
+ struct pkt_stream *tx_pkt_stream = test->ifobj_tx->pkt_stream;
+
+ if (tx_pkt_stream != test->pkt_stream_default) {
pkt_stream_delete(test->ifobj_tx->pkt_stream);
test->ifobj_tx->pkt_stream = test->pkt_stream_default;
}
+
+ if (test->ifobj_rx->pkt_stream != test->pkt_stream_default &&
+ test->ifobj_rx->pkt_stream != tx_pkt_stream)
+ pkt_stream_delete(test->ifobj_rx->pkt_stream);
test->ifobj_rx->pkt_stream = test->pkt_stream_default;
}
@@ -510,6 +554,16 @@ static struct pkt_stream *__pkt_stream_alloc(u32 nb_pkts)
return pkt_stream;
}
+static void pkt_set(struct xsk_umem_info *umem, struct pkt *pkt, u64 addr, u32 len)
+{
+ pkt->addr = addr;
+ pkt->len = len;
+ if (len > umem->frame_size - XDP_PACKET_HEADROOM - MIN_PKT_SIZE * 2 - umem->frame_headroom)
+ pkt->valid = false;
+ else
+ pkt->valid = true;
+}
+
static struct pkt_stream *pkt_stream_generate(struct xsk_umem_info *umem, u32 nb_pkts, u32 pkt_len)
{
struct pkt_stream *pkt_stream;
@@ -521,14 +575,9 @@ static struct pkt_stream *pkt_stream_generate(struct xsk_umem_info *umem, u32 nb
pkt_stream->nb_pkts = nb_pkts;
for (i = 0; i < nb_pkts; i++) {
- pkt_stream->pkts[i].addr = (i % umem->num_frames) * umem->frame_size;
- pkt_stream->pkts[i].len = pkt_len;
+ pkt_set(umem, &pkt_stream->pkts[i], (i % umem->num_frames) * umem->frame_size,
+ pkt_len);
pkt_stream->pkts[i].payload = i;
-
- if (pkt_len > umem->frame_size)
- pkt_stream->pkts[i].valid = false;
- else
- pkt_stream->pkts[i].valid = true;
}
return pkt_stream;
@@ -556,15 +605,27 @@ static void pkt_stream_replace_half(struct test_spec *test, u32 pkt_len, int off
u32 i;
pkt_stream = pkt_stream_clone(umem, test->pkt_stream_default);
- for (i = 1; i < test->pkt_stream_default->nb_pkts; i += 2) {
- pkt_stream->pkts[i].addr = (i % umem->num_frames) * umem->frame_size + offset;
- pkt_stream->pkts[i].len = pkt_len;
- }
+ for (i = 1; i < test->pkt_stream_default->nb_pkts; i += 2)
+ pkt_set(umem, &pkt_stream->pkts[i],
+ (i % umem->num_frames) * umem->frame_size + offset, pkt_len);
test->ifobj_tx->pkt_stream = pkt_stream;
test->ifobj_rx->pkt_stream = pkt_stream;
}
+static void pkt_stream_receive_half(struct test_spec *test)
+{
+ struct xsk_umem_info *umem = test->ifobj_rx->umem;
+ struct pkt_stream *pkt_stream = test->ifobj_tx->pkt_stream;
+ u32 i;
+
+ test->ifobj_rx->pkt_stream = pkt_stream_generate(umem, pkt_stream->nb_pkts,
+ pkt_stream->pkts[0].len);
+ pkt_stream = test->ifobj_rx->pkt_stream;
+ for (i = 1; i < pkt_stream->nb_pkts; i += 2)
+ pkt_stream->pkts[i].valid = false;
+}
+
static struct pkt *pkt_generate(struct ifobject *ifobject, u32 pkt_nb)
{
struct pkt *pkt = pkt_stream_get_pkt(ifobject->pkt_stream, pkt_nb);
@@ -575,7 +636,7 @@ static struct pkt *pkt_generate(struct ifobject *ifobject, u32 pkt_nb)
if (!pkt)
return NULL;
- if (!pkt->valid || pkt->len < PKT_SIZE)
+ if (!pkt->valid || pkt->len < MIN_PKT_SIZE)
return pkt;
data = xsk_umem__get_data(ifobject->umem->buffer, pkt->addr);
@@ -662,8 +723,7 @@ static bool is_offset_correct(struct xsk_umem_info *umem, struct pkt_stream *pkt
if (offset == expected_offset)
return true;
- ksft_test_result_fail("ERROR: [%s] expected [%u], got [%u]\n", __func__, expected_offset,
- offset);
+ ksft_print_msg("[%s] expected [%u], got [%u]\n", __func__, expected_offset, offset);
return false;
}
@@ -673,19 +733,18 @@ static bool is_pkt_valid(struct pkt *pkt, void *buffer, u64 addr, u32 len)
struct iphdr *iphdr = (struct iphdr *)(data + sizeof(struct ethhdr));
if (!pkt) {
- ksft_test_result_fail("ERROR: [%s] too many packets received\n", __func__);
+ ksft_print_msg("[%s] too many packets received\n", __func__);
return false;
}
- if (len < PKT_SIZE) {
- /*Do not try to verify packets that are smaller than minimum size. */
+ if (len < MIN_PKT_SIZE || pkt->len < MIN_PKT_SIZE) {
+ /* Do not try to verify packets that are smaller than minimum size. */
return true;
}
if (pkt->len != len) {
- ksft_test_result_fail
- ("ERROR: [%s] expected length [%d], got length [%d]\n",
- __func__, pkt->len, len);
+ ksft_print_msg("[%s] expected length [%d], got length [%d]\n",
+ __func__, pkt->len, len);
return false;
}
@@ -696,9 +755,8 @@ static bool is_pkt_valid(struct pkt *pkt, void *buffer, u64 addr, u32 len)
pkt_dump(data, PKT_SIZE);
if (pkt->payload != seqnum) {
- ksft_test_result_fail
- ("ERROR: [%s] expected seqnum [%d], got seqnum [%d]\n",
- __func__, pkt->payload, seqnum);
+ ksft_print_msg("[%s] expected seqnum [%d], got seqnum [%d]\n",
+ __func__, pkt->payload, seqnum);
return false;
}
} else {
@@ -716,12 +774,25 @@ static void kick_tx(struct xsk_socket_info *xsk)
int ret;
ret = sendto(xsk_socket__fd(xsk->xsk), NULL, 0, MSG_DONTWAIT, NULL, 0);
- if (ret >= 0 || errno == ENOBUFS || errno == EAGAIN || errno == EBUSY || errno == ENETDOWN)
+ if (ret >= 0)
return;
+ if (errno == ENOBUFS || errno == EAGAIN || errno == EBUSY || errno == ENETDOWN) {
+ usleep(100);
+ return;
+ }
exit_with_error(errno);
}
-static void complete_pkts(struct xsk_socket_info *xsk, int batch_size)
+static void kick_rx(struct xsk_socket_info *xsk)
+{
+ int ret;
+
+ ret = recvfrom(xsk_socket__fd(xsk->xsk), NULL, 0, MSG_DONTWAIT, NULL, NULL);
+ if (ret < 0)
+ exit_with_error(errno);
+}
+
+static int complete_pkts(struct xsk_socket_info *xsk, int batch_size)
{
unsigned int rcvd;
u32 idx;
@@ -734,26 +805,45 @@ static void complete_pkts(struct xsk_socket_info *xsk, int batch_size)
if (rcvd > xsk->outstanding_tx) {
u64 addr = *xsk_ring_cons__comp_addr(&xsk->umem->cq, idx + rcvd - 1);
- ksft_test_result_fail("ERROR: [%s] Too many packets completed\n",
- __func__);
+ ksft_print_msg("[%s] Too many packets completed\n", __func__);
ksft_print_msg("Last completion address: %llx\n", addr);
- return;
+ return TEST_FAILURE;
}
xsk_ring_cons__release(&xsk->umem->cq, rcvd);
xsk->outstanding_tx -= rcvd;
}
+
+ return TEST_PASS;
}
-static void receive_pkts(struct pkt_stream *pkt_stream, struct xsk_socket_info *xsk,
- struct pollfd *fds)
+static int receive_pkts(struct ifobject *ifobj, struct pollfd *fds)
{
- struct pkt *pkt = pkt_stream_get_next_rx_pkt(pkt_stream);
+ struct timeval tv_end, tv_now, tv_timeout = {RECV_TMOUT, 0};
+ u32 idx_rx = 0, idx_fq = 0, rcvd, i, pkts_sent = 0;
+ struct pkt_stream *pkt_stream = ifobj->pkt_stream;
+ struct xsk_socket_info *xsk = ifobj->xsk;
struct xsk_umem_info *umem = xsk->umem;
- u32 idx_rx = 0, idx_fq = 0, rcvd, i;
+ struct pkt *pkt;
int ret;
+ ret = gettimeofday(&tv_now, NULL);
+ if (ret)
+ exit_with_error(errno);
+ timeradd(&tv_now, &tv_timeout, &tv_end);
+
+ pkt = pkt_stream_get_next_rx_pkt(pkt_stream, &pkts_sent);
while (pkt) {
+ ret = gettimeofday(&tv_now, NULL);
+ if (ret)
+ exit_with_error(errno);
+ if (timercmp(&tv_now, &tv_end, >)) {
+ ksft_print_msg("ERROR: [%s] Receive loop timed out\n", __func__);
+ return TEST_FAILURE;
+ }
+
+ kick_rx(xsk);
+
rcvd = xsk_ring_cons__peek(&xsk->rx, BATCH_SIZE, &idx_rx);
if (!rcvd) {
if (xsk_ring_prod__needs_wakeup(&umem->fq)) {
@@ -764,54 +854,53 @@ static void receive_pkts(struct pkt_stream *pkt_stream, struct xsk_socket_info *
continue;
}
- ret = xsk_ring_prod__reserve(&umem->fq, rcvd, &idx_fq);
- while (ret != rcvd) {
- if (ret < 0)
- exit_with_error(-ret);
- if (xsk_ring_prod__needs_wakeup(&umem->fq)) {
- ret = poll(fds, 1, POLL_TMOUT);
+ if (ifobj->use_fill_ring) {
+ ret = xsk_ring_prod__reserve(&umem->fq, rcvd, &idx_fq);
+ while (ret != rcvd) {
if (ret < 0)
exit_with_error(-ret);
+ if (xsk_ring_prod__needs_wakeup(&umem->fq)) {
+ ret = poll(fds, 1, POLL_TMOUT);
+ if (ret < 0)
+ exit_with_error(-ret);
+ }
+ ret = xsk_ring_prod__reserve(&umem->fq, rcvd, &idx_fq);
}
- ret = xsk_ring_prod__reserve(&umem->fq, rcvd, &idx_fq);
}
for (i = 0; i < rcvd; i++) {
const struct xdp_desc *desc = xsk_ring_cons__rx_desc(&xsk->rx, idx_rx++);
u64 addr = desc->addr, orig;
- if (!pkt) {
- ksft_test_result_fail("ERROR: [%s] Received too many packets.\n",
- __func__);
- ksft_print_msg("Last packet has addr: %llx len: %u\n",
- addr, desc->len);
- return;
- }
-
orig = xsk_umem__extract_addr(addr);
addr = xsk_umem__add_offset_to_addr(addr);
- if (!is_pkt_valid(pkt, umem->buffer, addr, desc->len))
- return;
- if (!is_offset_correct(umem, pkt_stream, addr, pkt->addr))
- return;
+ if (!is_pkt_valid(pkt, umem->buffer, addr, desc->len) ||
+ !is_offset_correct(umem, pkt_stream, addr, pkt->addr))
+ return TEST_FAILURE;
- *xsk_ring_prod__fill_addr(&umem->fq, idx_fq++) = orig;
- pkt = pkt_stream_get_next_rx_pkt(pkt_stream);
+ if (ifobj->use_fill_ring)
+ *xsk_ring_prod__fill_addr(&umem->fq, idx_fq++) = orig;
+ pkt = pkt_stream_get_next_rx_pkt(pkt_stream, &pkts_sent);
}
- xsk_ring_prod__submit(&umem->fq, rcvd);
- xsk_ring_cons__release(&xsk->rx, rcvd);
+ if (ifobj->use_fill_ring)
+ xsk_ring_prod__submit(&umem->fq, rcvd);
+ if (ifobj->release_rx)
+ xsk_ring_cons__release(&xsk->rx, rcvd);
pthread_mutex_lock(&pacing_mutex);
- pkts_in_flight -= rcvd;
+ pkts_in_flight -= pkts_sent;
if (pkts_in_flight < umem->num_frames)
pthread_cond_signal(&pacing_cond);
pthread_mutex_unlock(&pacing_mutex);
+ pkts_sent = 0;
}
+
+ return TEST_PASS;
}
-static u32 __send_pkts(struct ifobject *ifobject, u32 pkt_nb)
+static int __send_pkts(struct ifobject *ifobject, u32 *pkt_nb)
{
struct xsk_socket_info *xsk = ifobject->xsk;
u32 i, idx, valid_pkts = 0;
@@ -821,21 +910,22 @@ static u32 __send_pkts(struct ifobject *ifobject, u32 pkt_nb)
for (i = 0; i < BATCH_SIZE; i++) {
struct xdp_desc *tx_desc = xsk_ring_prod__tx_desc(&xsk->tx, idx + i);
- struct pkt *pkt = pkt_generate(ifobject, pkt_nb);
+ struct pkt *pkt = pkt_generate(ifobject, *pkt_nb);
if (!pkt)
break;
tx_desc->addr = pkt->addr;
tx_desc->len = pkt->len;
- pkt_nb++;
+ (*pkt_nb)++;
if (pkt->valid)
valid_pkts++;
}
pthread_mutex_lock(&pacing_mutex);
pkts_in_flight += valid_pkts;
- if (ifobject->pacing_on && pkts_in_flight >= ifobject->umem->num_frames - BATCH_SIZE) {
+ /* pkts_in_flight might be negative if many invalid packets are sent */
+ if (pkts_in_flight >= (int)(ifobject->umem->num_frames - BATCH_SIZE)) {
kick_tx(xsk);
pthread_cond_wait(&pacing_cond, &pacing_mutex);
}
@@ -843,10 +933,11 @@ static u32 __send_pkts(struct ifobject *ifobject, u32 pkt_nb)
xsk_ring_prod__submit(&xsk->tx, i);
xsk->outstanding_tx += valid_pkts;
- complete_pkts(xsk, i);
+ if (complete_pkts(xsk, i))
+ return TEST_FAILURE;
usleep(10);
- return i;
+ return TEST_PASS;
}
static void wait_for_tx_completion(struct xsk_socket_info *xsk)
@@ -855,7 +946,7 @@ static void wait_for_tx_completion(struct xsk_socket_info *xsk)
complete_pkts(xsk, BATCH_SIZE);
}
-static void send_pkts(struct ifobject *ifobject)
+static int send_pkts(struct test_spec *test, struct ifobject *ifobject)
{
struct pollfd fds = { };
u32 pkt_cnt = 0;
@@ -864,6 +955,8 @@ static void send_pkts(struct ifobject *ifobject)
fds.events = POLLOUT;
while (pkt_cnt < ifobject->pkt_stream->nb_pkts) {
+ int err;
+
if (ifobject->use_poll) {
int ret;
@@ -875,58 +968,95 @@ static void send_pkts(struct ifobject *ifobject)
continue;
}
- pkt_cnt += __send_pkts(ifobject, pkt_cnt);
+ err = __send_pkts(ifobject, &pkt_cnt);
+ if (err || test->fail)
+ return TEST_FAILURE;
}
wait_for_tx_completion(ifobject->xsk);
+ return TEST_PASS;
}
-static bool rx_stats_are_valid(struct ifobject *ifobject)
+static int get_xsk_stats(struct xsk_socket *xsk, struct xdp_statistics *stats)
+{
+ int fd = xsk_socket__fd(xsk), err;
+ socklen_t optlen, expected_len;
+
+ optlen = sizeof(*stats);
+ err = getsockopt(fd, SOL_XDP, XDP_STATISTICS, stats, &optlen);
+ if (err) {
+ ksft_print_msg("[%s] getsockopt(XDP_STATISTICS) error %u %s\n",
+ __func__, -err, strerror(-err));
+ return TEST_FAILURE;
+ }
+
+ expected_len = sizeof(struct xdp_statistics);
+ if (optlen != expected_len) {
+ ksft_print_msg("[%s] getsockopt optlen error. Expected: %u got: %u\n",
+ __func__, expected_len, optlen);
+ return TEST_FAILURE;
+ }
+
+ return TEST_PASS;
+}
+
+static int validate_rx_dropped(struct ifobject *ifobject)
{
- u32 xsk_stat = 0, expected_stat = ifobject->pkt_stream->nb_pkts;
struct xsk_socket *xsk = ifobject->xsk->xsk;
- int fd = xsk_socket__fd(xsk);
struct xdp_statistics stats;
- socklen_t optlen;
int err;
- optlen = sizeof(stats);
- err = getsockopt(fd, SOL_XDP, XDP_STATISTICS, &stats, &optlen);
- if (err) {
- ksft_test_result_fail("ERROR Rx: [%s] getsockopt(XDP_STATISTICS) error %u %s\n",
- __func__, -err, strerror(-err));
- return true;
- }
+ kick_rx(ifobject->xsk);
- if (optlen == sizeof(struct xdp_statistics)) {
- switch (stat_test_type) {
- case STAT_TEST_RX_DROPPED:
- xsk_stat = stats.rx_dropped;
- break;
- case STAT_TEST_TX_INVALID:
- return true;
- case STAT_TEST_RX_FULL:
- xsk_stat = stats.rx_ring_full;
- if (ifobject->umem->num_frames < XSK_RING_PROD__DEFAULT_NUM_DESCS)
- expected_stat = ifobject->umem->num_frames - RX_FULL_RXQSIZE;
- else
- expected_stat = XSK_RING_PROD__DEFAULT_NUM_DESCS - RX_FULL_RXQSIZE;
- break;
- case STAT_TEST_RX_FILL_EMPTY:
- xsk_stat = stats.rx_fill_ring_empty_descs;
- break;
- default:
- break;
- }
+ err = get_xsk_stats(xsk, &stats);
+ if (err)
+ return TEST_FAILURE;
- if (xsk_stat == expected_stat)
- return true;
- }
+ if (stats.rx_dropped == ifobject->pkt_stream->nb_pkts / 2)
+ return TEST_PASS;
- return false;
+ return TEST_FAILURE;
}
-static void tx_stats_validate(struct ifobject *ifobject)
+static int validate_rx_full(struct ifobject *ifobject)
+{
+ struct xsk_socket *xsk = ifobject->xsk->xsk;
+ struct xdp_statistics stats;
+ int err;
+
+ usleep(1000);
+ kick_rx(ifobject->xsk);
+
+ err = get_xsk_stats(xsk, &stats);
+ if (err)
+ return TEST_FAILURE;
+
+ if (stats.rx_ring_full)
+ return TEST_PASS;
+
+ return TEST_FAILURE;
+}
+
+static int validate_fill_empty(struct ifobject *ifobject)
+{
+ struct xsk_socket *xsk = ifobject->xsk->xsk;
+ struct xdp_statistics stats;
+ int err;
+
+ usleep(1000);
+ kick_rx(ifobject->xsk);
+
+ err = get_xsk_stats(xsk, &stats);
+ if (err)
+ return TEST_FAILURE;
+
+ if (stats.rx_fill_ring_empty_descs)
+ return TEST_PASS;
+
+ return TEST_FAILURE;
+}
+
+static int validate_tx_invalid_descs(struct ifobject *ifobject)
{
struct xsk_socket *xsk = ifobject->xsk->xsk;
int fd = xsk_socket__fd(xsk);
@@ -937,16 +1067,18 @@ static void tx_stats_validate(struct ifobject *ifobject)
optlen = sizeof(stats);
err = getsockopt(fd, SOL_XDP, XDP_STATISTICS, &stats, &optlen);
if (err) {
- ksft_test_result_fail("ERROR Tx: [%s] getsockopt(XDP_STATISTICS) error %u %s\n",
- __func__, -err, strerror(-err));
- return;
+ ksft_print_msg("[%s] getsockopt(XDP_STATISTICS) error %u %s\n",
+ __func__, -err, strerror(-err));
+ return TEST_FAILURE;
}
- if (stats.tx_invalid_descs == ifobject->pkt_stream->nb_pkts)
- return;
+ if (stats.tx_invalid_descs != ifobject->pkt_stream->nb_pkts / 2) {
+ ksft_print_msg("[%s] tx_invalid_descs incorrect. Got [%u] expected [%u]\n",
+ __func__, stats.tx_invalid_descs, ifobject->pkt_stream->nb_pkts);
+ return TEST_FAILURE;
+ }
- ksft_test_result_fail("ERROR: [%s] tx_invalid_descs incorrect. Got [%u] expected [%u]\n",
- __func__, stats.tx_invalid_descs, ifobject->pkt_stream->nb_pkts);
+ return TEST_PASS;
}
static void thread_common_ops(struct test_spec *test, struct ifobject *ifobject)
@@ -984,6 +1116,9 @@ static void thread_common_ops(struct test_spec *test, struct ifobject *ifobject)
exit_with_error(-ret);
usleep(USLEEP_MAX);
}
+
+ if (ifobject->busy_poll)
+ enable_busy_poll(&ifobject->xsk_arr[i]);
}
ifobject->xsk = &ifobject->xsk_arr[0];
@@ -1016,18 +1151,21 @@ static void *worker_testapp_validate_tx(void *arg)
{
struct test_spec *test = (struct test_spec *)arg;
struct ifobject *ifobject = test->ifobj_tx;
+ int err;
if (test->current_step == 1)
thread_common_ops(test, ifobject);
print_verbose("Sending %d packets on interface %s\n", ifobject->pkt_stream->nb_pkts,
ifobject->ifname);
- send_pkts(ifobject);
+ err = send_pkts(test, ifobject);
- if (stat_test_type == STAT_TEST_TX_INVALID)
- tx_stats_validate(ifobject);
+ if (!err && ifobject->validation_func)
+ err = ifobject->validation_func(ifobject);
+ if (err)
+ report_failure(test);
- if (test->total_steps == test->current_step)
+ if (test->total_steps == test->current_step || err)
testapp_cleanup_xsk_res(ifobject);
pthread_exit(NULL);
}
@@ -1068,6 +1206,7 @@ static void *worker_testapp_validate_rx(void *arg)
struct test_spec *test = (struct test_spec *)arg;
struct ifobject *ifobject = test->ifobj_rx;
struct pollfd fds = { };
+ int err;
if (test->current_step == 1)
thread_common_ops(test, ifobject);
@@ -1079,18 +1218,23 @@ static void *worker_testapp_validate_rx(void *arg)
pthread_barrier_wait(&barr);
- if (test_type == TEST_TYPE_STATS)
- while (!rx_stats_are_valid(ifobject))
- continue;
- else
- receive_pkts(ifobject->pkt_stream, ifobject->xsk, &fds);
+ err = receive_pkts(ifobject, &fds);
- if (test->total_steps == test->current_step)
+ if (!err && ifobject->validation_func)
+ err = ifobject->validation_func(ifobject);
+ if (err) {
+ report_failure(test);
+ pthread_mutex_lock(&pacing_mutex);
+ pthread_cond_signal(&pacing_cond);
+ pthread_mutex_unlock(&pacing_mutex);
+ }
+
+ if (test->total_steps == test->current_step || err)
testapp_cleanup_xsk_res(ifobject);
pthread_exit(NULL);
}
-static void testapp_validate_traffic(struct test_spec *test)
+static int testapp_validate_traffic(struct test_spec *test)
{
struct ifobject *ifobj_tx = test->ifobj_tx;
struct ifobject *ifobj_rx = test->ifobj_rx;
@@ -1115,6 +1259,8 @@ static void testapp_validate_traffic(struct test_spec *test)
pthread_join(t1, NULL);
pthread_join(t0, NULL);
+
+ return !!test->fail;
}
static void testapp_teardown(struct test_spec *test)
@@ -1123,7 +1269,8 @@ static void testapp_teardown(struct test_spec *test)
test_spec_set_name(test, "TEARDOWN");
for (i = 0; i < MAX_TEARDOWN_ITER; i++) {
- testapp_validate_traffic(test);
+ if (testapp_validate_traffic(test))
+ return;
test_spec_reset(test);
}
}
@@ -1146,7 +1293,8 @@ static void testapp_bidi(struct test_spec *test)
test->ifobj_tx->rx_on = true;
test->ifobj_rx->tx_on = true;
test->total_steps = 2;
- testapp_validate_traffic(test);
+ if (testapp_validate_traffic(test))
+ return;
print_verbose("Switching Tx/Rx vectors\n");
swap_directions(&test->ifobj_rx, &test->ifobj_tx);
@@ -1174,7 +1322,8 @@ static void testapp_bpf_res(struct test_spec *test)
test_spec_set_name(test, "BPF_RES");
test->total_steps = 2;
test->nb_sockets = 2;
- testapp_validate_traffic(test);
+ if (testapp_validate_traffic(test))
+ return;
swap_xsk_resources(test->ifobj_tx, test->ifobj_rx);
testapp_validate_traffic(test);
@@ -1187,53 +1336,58 @@ static void testapp_headroom(struct test_spec *test)
testapp_validate_traffic(test);
}
-static void testapp_stats(struct test_spec *test)
+static void testapp_stats_rx_dropped(struct test_spec *test)
{
- int i;
+ test_spec_set_name(test, "STAT_RX_DROPPED");
+ test->ifobj_rx->umem->frame_headroom = test->ifobj_rx->umem->frame_size -
+ XDP_PACKET_HEADROOM - MIN_PKT_SIZE * 3;
+ pkt_stream_replace_half(test, MIN_PKT_SIZE * 4, 0);
+ pkt_stream_receive_half(test);
+ test->ifobj_rx->validation_func = validate_rx_dropped;
+ testapp_validate_traffic(test);
+}
- for (i = 0; i < STAT_TEST_TYPE_MAX; i++) {
- test_spec_reset(test);
- stat_test_type = i;
- /* No or few packets will be received so cannot pace packets */
- test->ifobj_tx->pacing_on = false;
-
- switch (stat_test_type) {
- case STAT_TEST_RX_DROPPED:
- test_spec_set_name(test, "STAT_RX_DROPPED");
- test->ifobj_rx->umem->frame_headroom = test->ifobj_rx->umem->frame_size -
- XDP_PACKET_HEADROOM - 1;
- testapp_validate_traffic(test);
- break;
- case STAT_TEST_RX_FULL:
- test_spec_set_name(test, "STAT_RX_FULL");
- test->ifobj_rx->xsk->rxqsize = RX_FULL_RXQSIZE;
- testapp_validate_traffic(test);
- break;
- case STAT_TEST_TX_INVALID:
- test_spec_set_name(test, "STAT_TX_INVALID");
- pkt_stream_replace(test, DEFAULT_PKT_CNT, XSK_UMEM__INVALID_FRAME_SIZE);
- testapp_validate_traffic(test);
+static void testapp_stats_tx_invalid_descs(struct test_spec *test)
+{
+ test_spec_set_name(test, "STAT_TX_INVALID");
+ pkt_stream_replace_half(test, XSK_UMEM__INVALID_FRAME_SIZE, 0);
+ test->ifobj_tx->validation_func = validate_tx_invalid_descs;
+ testapp_validate_traffic(test);
- pkt_stream_restore_default(test);
- break;
- case STAT_TEST_RX_FILL_EMPTY:
- test_spec_set_name(test, "STAT_RX_FILL_EMPTY");
- test->ifobj_rx->pkt_stream = pkt_stream_generate(test->ifobj_rx->umem, 0,
- MIN_PKT_SIZE);
- if (!test->ifobj_rx->pkt_stream)
- exit_with_error(ENOMEM);
- test->ifobj_rx->pkt_stream->use_addr_for_fill = true;
- testapp_validate_traffic(test);
-
- pkt_stream_restore_default(test);
- break;
- default:
- break;
- }
- }
+ pkt_stream_restore_default(test);
+}
- /* To only see the whole stat set being completed unless an individual test fails. */
- test_spec_set_name(test, "STATS");
+static void testapp_stats_rx_full(struct test_spec *test)
+{
+ test_spec_set_name(test, "STAT_RX_FULL");
+ pkt_stream_replace(test, DEFAULT_UMEM_BUFFERS + DEFAULT_UMEM_BUFFERS / 2, PKT_SIZE);
+ test->ifobj_rx->pkt_stream = pkt_stream_generate(test->ifobj_rx->umem,
+ DEFAULT_UMEM_BUFFERS, PKT_SIZE);
+ if (!test->ifobj_rx->pkt_stream)
+ exit_with_error(ENOMEM);
+
+ test->ifobj_rx->xsk->rxqsize = DEFAULT_UMEM_BUFFERS;
+ test->ifobj_rx->release_rx = false;
+ test->ifobj_rx->validation_func = validate_rx_full;
+ testapp_validate_traffic(test);
+
+ pkt_stream_restore_default(test);
+}
+
+static void testapp_stats_fill_empty(struct test_spec *test)
+{
+ test_spec_set_name(test, "STAT_RX_FILL_EMPTY");
+ pkt_stream_replace(test, DEFAULT_UMEM_BUFFERS + DEFAULT_UMEM_BUFFERS / 2, PKT_SIZE);
+ test->ifobj_rx->pkt_stream = pkt_stream_generate(test->ifobj_rx->umem,
+ DEFAULT_UMEM_BUFFERS, PKT_SIZE);
+ if (!test->ifobj_rx->pkt_stream)
+ exit_with_error(ENOMEM);
+
+ test->ifobj_rx->use_fill_ring = false;
+ test->ifobj_rx->validation_func = validate_fill_empty;
+ testapp_validate_traffic(test);
+
+ pkt_stream_restore_default(test);
}
/* Simple test */
@@ -1282,10 +1436,10 @@ static void testapp_single_pkt(struct test_spec *test)
static void testapp_invalid_desc(struct test_spec *test)
{
struct pkt pkts[] = {
- /* Zero packet length at address zero allowed */
- {0, 0, 0, true},
- /* Zero packet length allowed */
- {0x1000, 0, 0, true},
+ /* Zero packet address allowed */
+ {0, PKT_SIZE, 0, true},
+ /* Allowed packet */
+ {0x1000, PKT_SIZE, 0, true},
/* Straddling the start of umem */
{-2, PKT_SIZE, 0, false},
/* Packet too large */
@@ -1338,14 +1492,18 @@ static void init_iface(struct ifobject *ifobj, const char *dst_mac, const char *
static void run_pkt_test(struct test_spec *test, enum test_mode mode, enum test_type type)
{
- test_type = type;
-
- /* reset defaults after potential previous test */
- stat_test_type = -1;
-
- switch (test_type) {
- case TEST_TYPE_STATS:
- testapp_stats(test);
+ switch (type) {
+ case TEST_TYPE_STATS_RX_DROPPED:
+ testapp_stats_rx_dropped(test);
+ break;
+ case TEST_TYPE_STATS_TX_INVALID_DESCS:
+ testapp_stats_tx_invalid_descs(test);
+ break;
+ case TEST_TYPE_STATS_RX_FULL:
+ testapp_stats_rx_full(test);
+ break;
+ case TEST_TYPE_STATS_FILL_EMPTY:
+ testapp_stats_fill_empty(test);
break;
case TEST_TYPE_TEARDOWN:
testapp_teardown(test);
@@ -1368,7 +1526,7 @@ static void run_pkt_test(struct test_spec *test, enum test_mode mode, enum test_
test_spec_set_name(test, "RUN_TO_COMPLETION_2K_FRAME_SIZE");
test->ifobj_tx->umem->frame_size = 2048;
test->ifobj_rx->umem->frame_size = 2048;
- pkt_stream_replace(test, DEFAULT_PKT_CNT, MIN_PKT_SIZE);
+ pkt_stream_replace(test, DEFAULT_PKT_CNT, PKT_SIZE);
testapp_validate_traffic(test);
pkt_stream_restore_default(test);
@@ -1410,7 +1568,9 @@ static void run_pkt_test(struct test_spec *test, enum test_mode mode, enum test_
break;
}
- print_ksft_result(test);
+ if (!test->fail)
+ ksft_test_result_pass("PASS: %s %s%s\n", mode_string(test), busy_poll_string(test),
+ test->name);
}
static struct ifobject *ifobject_create(void)
@@ -1449,8 +1609,8 @@ int main(int argc, char **argv)
{
struct pkt_stream *pkt_stream_default;
struct ifobject *ifobj_tx, *ifobj_rx;
+ u32 i, j, failed_tests = 0;
struct test_spec test;
- u32 i, j;
/* Use libbpf 1.0 API mode */
libbpf_set_strict_mode(LIBBPF_STRICT_ALL);
@@ -1489,12 +1649,17 @@ int main(int argc, char **argv)
test_spec_init(&test, ifobj_tx, ifobj_rx, i);
run_pkt_test(&test, i, j);
usleep(USLEEP_MAX);
+
+ if (test.fail)
+ failed_tests++;
}
pkt_stream_delete(pkt_stream_default);
ifobject_delete(ifobj_tx);
ifobject_delete(ifobj_rx);
- ksft_exit_pass();
- return 0;
+ if (failed_tests)
+ ksft_exit_fail();
+ else
+ ksft_exit_pass();
}
diff --git a/tools/testing/selftests/bpf/xdpxceiver.h b/tools/testing/selftests/bpf/xdpxceiver.h
index 62a3e6388632..8f672b0fe0e1 100644
--- a/tools/testing/selftests/bpf/xdpxceiver.h
+++ b/tools/testing/selftests/bpf/xdpxceiver.h
@@ -17,6 +17,16 @@
#define PF_XDP AF_XDP
#endif
+#ifndef SO_BUSY_POLL_BUDGET
+#define SO_BUSY_POLL_BUDGET 70
+#endif
+
+#ifndef SO_PREFER_BUSY_POLL
+#define SO_PREFER_BUSY_POLL 69
+#endif
+
+#define TEST_PASS 0
+#define TEST_FAILURE -1
#define MAX_INTERFACES 2
#define MAX_INTERFACE_NAME_CHARS 7
#define MAX_INTERFACES_NAMESPACE_CHARS 10
@@ -25,9 +35,10 @@
#define MAX_TEARDOWN_ITER 10
#define PKT_HDR_SIZE (sizeof(struct ethhdr) + sizeof(struct iphdr) + \
sizeof(struct udphdr))
-#define MIN_PKT_SIZE 64
+#define MIN_ETH_PKT_SIZE 64
#define ETH_FCS_SIZE 4
-#define PKT_SIZE (MIN_PKT_SIZE - ETH_FCS_SIZE)
+#define MIN_PKT_SIZE (MIN_ETH_PKT_SIZE - ETH_FCS_SIZE)
+#define PKT_SIZE (MIN_PKT_SIZE)
#define IP_PKT_SIZE (PKT_SIZE - sizeof(struct ethhdr))
#define IP_PKT_VER 0x4
#define IP_PKT_TOS 0x9
@@ -37,6 +48,7 @@
#define SOCK_RECONF_CTR 10
#define BATCH_SIZE 64
#define POLL_TMOUT 1000
+#define RECV_TMOUT 3
#define DEFAULT_PKT_CNT (4 * 1024)
#define DEFAULT_UMEM_BUFFERS (DEFAULT_PKT_CNT / 4)
#define UMEM_SIZE (DEFAULT_UMEM_BUFFERS * XSK_UMEM__DEFAULT_FRAME_SIZE)
@@ -64,24 +76,16 @@ enum test_type {
TEST_TYPE_HEADROOM,
TEST_TYPE_TEARDOWN,
TEST_TYPE_BIDI,
- TEST_TYPE_STATS,
+ TEST_TYPE_STATS_RX_DROPPED,
+ TEST_TYPE_STATS_TX_INVALID_DESCS,
+ TEST_TYPE_STATS_RX_FULL,
+ TEST_TYPE_STATS_FILL_EMPTY,
TEST_TYPE_BPF_RES,
TEST_TYPE_MAX
};
-enum stat_test_type {
- STAT_TEST_RX_DROPPED,
- STAT_TEST_TX_INVALID,
- STAT_TEST_RX_FULL,
- STAT_TEST_RX_FILL_EMPTY,
- STAT_TEST_TYPE_MAX
-};
-
static bool opt_pkt_dump;
-static int test_type;
-
static bool opt_verbose;
-static int stat_test_type;
struct xsk_umem_info {
struct xsk_ring_prod fq;
@@ -117,6 +121,8 @@ struct pkt_stream {
bool use_addr_for_fill;
};
+struct ifobject;
+typedef int (*validation_func_t)(struct ifobject *ifobj);
typedef void *(*thread_func_t)(void *arg);
struct ifobject {
@@ -126,6 +132,7 @@ struct ifobject {
struct xsk_socket_info *xsk_arr;
struct xsk_umem_info *umem;
thread_func_t func_ptr;
+ validation_func_t validation_func;
struct pkt_stream *pkt_stream;
int ns_fd;
int xsk_map_fd;
@@ -138,7 +145,9 @@ struct ifobject {
bool tx_on;
bool rx_on;
bool use_poll;
- bool pacing_on;
+ bool busy_poll;
+ bool use_fill_ring;
+ bool release_rx;
u8 dst_mac[ETH_ALEN];
u8 src_mac[ETH_ALEN];
};
@@ -150,6 +159,7 @@ struct test_spec {
u16 total_steps;
u16 current_step;
u16 nb_sockets;
+ bool fail;
char name[MAX_TEST_NAME_SIZE];
};
@@ -157,6 +167,6 @@ pthread_barrier_t barr;
pthread_mutex_t pacing_mutex = PTHREAD_MUTEX_INITIALIZER;
pthread_cond_t pacing_cond = PTHREAD_COND_INITIALIZER;
-u32 pkts_in_flight;
+int pkts_in_flight;
#endif /* XDPXCEIVER_H */
diff --git a/tools/testing/selftests/bpf/xsk_prereqs.sh b/tools/testing/selftests/bpf/xsk_prereqs.sh
index bf29d2549bee..684e813803ec 100755
--- a/tools/testing/selftests/bpf/xsk_prereqs.sh
+++ b/tools/testing/selftests/bpf/xsk_prereqs.sh
@@ -8,7 +8,6 @@ ksft_xfail=2
ksft_xpass=3
ksft_skip=4
-SPECFILE=veth.spec
XSKOBJ=xdpxceiver
validate_root_exec()
@@ -16,7 +15,7 @@ validate_root_exec()
msg="skip all tests:"
if [ $UID != 0 ]; then
echo $msg must be run as root >&2
- test_exit $ksft_fail 2
+ test_exit $ksft_fail
else
return $ksft_pass
fi
@@ -27,39 +26,31 @@ validate_veth_support()
msg="skip all tests:"
if [ $(ip link add $1 type veth 2>/dev/null; echo $?;) != 0 ]; then
echo $msg veth kernel support not available >&2
- test_exit $ksft_skip 1
+ test_exit $ksft_skip
else
ip link del $1
return $ksft_pass
fi
}
-validate_veth_spec_file()
-{
- if [ ! -f ${SPECFILE} ]; then
- test_exit $ksft_skip 1
- fi
-}
-
test_status()
{
statusval=$1
- if [ $statusval -eq 2 ]; then
- echo -e "$2: [ FAIL ]"
- elif [ $statusval -eq 1 ]; then
- echo -e "$2: [ SKIPPED ]"
- elif [ $statusval -eq 0 ]; then
- echo -e "$2: [ PASS ]"
+ if [ $statusval -eq $ksft_fail ]; then
+ echo "$2: [ FAIL ]"
+ elif [ $statusval -eq $ksft_skip ]; then
+ echo "$2: [ SKIPPED ]"
+ elif [ $statusval -eq $ksft_pass ]; then
+ echo "$2: [ PASS ]"
fi
}
test_exit()
{
- retval=$1
- if [ $2 -ne 0 ]; then
- test_status $2 $(basename $0)
+ if [ $1 -ne 0 ]; then
+ test_status $1 $(basename $0)
fi
- exit $retval
+ exit 1
}
clear_configs()
@@ -74,9 +65,6 @@ clear_configs()
#veth node inside NS won't get removed so we explicitly remove it
[ $(ip link show $1 &>/dev/null; echo $?;) == 0 ] &&
{ ip link del $1; }
- if [ -f ${SPECFILE} ]; then
- rm -f ${SPECFILE}
- fi
}
cleanup_exit()
@@ -86,10 +74,19 @@ cleanup_exit()
validate_ip_utility()
{
- [ ! $(type -P ip) ] && { echo "'ip' not found. Skipping tests."; test_exit $ksft_skip 1; }
+ [ ! $(type -P ip) ] && { echo "'ip' not found. Skipping tests."; test_exit $ksft_skip; }
}
execxdpxceiver()
{
- ./${XSKOBJ} -i ${VETH0} -i ${VETH1},${NS1} ${VERBOSE_ARG} ${DUMP_PKTS_ARG}
+ if [[ $busy_poll -eq 1 ]]; then
+ ARGS+="-b "
+ fi
+
+ ./${XSKOBJ} -i ${VETH0} -i ${VETH1},${NS1} ${ARGS}
+
+ retval=$?
+ test_status $retval "${TEST_NAME}"
+ statusList+=($retval)
+ nameList+=(${TEST_NAME})
}
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