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app/eventdev: switch sequence number to dynamic mbuf field

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The order test stored a sequence number in the deprecated mbuf field
seqn.
It is moved to a dynamic field in order to allow removal of seqn.

Signed-off-by: David Marchand <david.marchand@redhat.com>
This commit is contained in:
David Marchand 2020-10-28 13:20:12 +01:00 committed by Thomas Monjalon
parent ca4355e4c7
commit 45a059b08a
2 changed files with 24 additions and 3 deletions
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14
app/test-eventdev/test_order_common.c
View File

@ -48,7 +48,7 @@ order_producer(void *arg)
const flow_id_t flow = (uintptr_t)m % nb_flows;
/* Maintain seq number per flow */
m->seqn = producer_flow_seq[flow]++;
*order_mbuf_seqn(t, m) = producer_flow_seq[flow]++;
order_flow_id_save(t, flow, m, &ev);
while (rte_event_enqueue_burst(dev_id, port, &ev, 1) != 1) {
@ -141,6 +141,11 @@ order_test_setup(struct evt_test *test, struct evt_options *opt)
.size = sizeof(flow_id_t),
.align = __alignof__(flow_id_t),
};
static const struct rte_mbuf_dynfield seqn_dynfield_desc = {
.name = "test_event_dynfield_seqn",
.size = sizeof(seqn_t),
.align = __alignof__(seqn_t),
};
test_order = rte_zmalloc_socket(test->name, sizeof(struct test_order),
RTE_CACHE_LINE_SIZE, opt->socket_id);
@ -158,6 +163,13 @@ order_test_setup(struct evt_test *test, struct evt_options *opt)
return -rte_errno;
}
t->seqn_dynfield_offset =
rte_mbuf_dynfield_register(&seqn_dynfield_desc);
if (t->seqn_dynfield_offset < 0) {
evt_err("failed to register mbuf field");
return -rte_errno;
}
t->producer_flow_seq = rte_zmalloc_socket("test_producer_flow_seq",
sizeof(*t->producer_flow_seq) * opt->nb_flows,
RTE_CACHE_LINE_SIZE, opt->socket_id);

13
app/test-eventdev/test_order_common.h
View File

@ -22,6 +22,7 @@
#define BURST_SIZE 16
typedef uint32_t flow_id_t;
typedef uint32_t seqn_t;
struct test_order;
@ -53,6 +54,7 @@ struct test_order {
uint64_t nb_pkts;
struct rte_mempool *pool;
int flow_id_dynfield_offset;
int seqn_dynfield_offset;
struct prod_data prod;
struct worker_data worker[EVT_MAX_PORTS];
uint32_t *producer_flow_seq;
@ -77,6 +79,12 @@ order_flow_id_save(struct test_order *t, flow_id_t flow_id,
event->mbuf = mbuf;
}
static inline seqn_t *
order_mbuf_seqn(struct test_order *t, struct rte_mbuf *mbuf)
{
return RTE_MBUF_DYNFIELD(mbuf, t->seqn_dynfield_offset, seqn_t *);
}
static inline int
order_nb_event_ports(struct evt_options *opt)
{
@ -91,9 +99,10 @@ order_process_stage_1(struct test_order *const t,
{
const uint32_t flow = (uintptr_t)ev->mbuf % nb_flows;
/* compare the seqn against expected value */
if (ev->mbuf->seqn != expected_flow_seq[flow]) {
if (*order_mbuf_seqn(t, ev->mbuf) != expected_flow_seq[flow]) {
evt_err("flow=%x seqn mismatch got=%x expected=%x",
flow, ev->mbuf->seqn, expected_flow_seq[flow]);
flow, *order_mbuf_seqn(t, ev->mbuf),
expected_flow_seq[flow]);
t->err = true;
rte_smp_wmb();
}