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app: add a test on mbuf alignment

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Signed-off-by: Intel
This commit is contained in:
Intel 2013-06-03 00:00:00 +00:00 committed by Thomas Monjalon
parent d92e8f6cbe
commit a8afb5e280
1 changed files with 58 additions and 0 deletions
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58
app/test/test_mbuf.c
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@ -458,7 +458,59 @@ test_pktmbuf_pool(void)
return ret;
}
/*
* test that the pointer to the data on a packet mbuf is set properly
*/
static int
test_pktmbuf_pool_ptr(void)
{
unsigned i;
struct rte_mbuf *m[NB_MBUF];
int ret = 0;
for (i=0; i<NB_MBUF; i++)
m[i] = NULL;
/* alloc NB_MBUF mbufs */
for (i=0; i<NB_MBUF; i++) {
m[i] = rte_pktmbuf_alloc(pktmbuf_pool);
if (m[i] == NULL) {
printf("rte_pktmbuf_alloc() failed (%u)\n", i);
ret = -1;
}
m[i]->pkt.data = RTE_PTR_ADD(m[i]->pkt.data, 64);
}
/* free them */
for (i=0; i<NB_MBUF; i++) {
if (m[i] != NULL)
rte_pktmbuf_free(m[i]);
}
for (i=0; i<NB_MBUF; i++)
m[i] = NULL;
/* alloc NB_MBUF mbufs */
for (i=0; i<NB_MBUF; i++) {
m[i] = rte_pktmbuf_alloc(pktmbuf_pool);
if (m[i] == NULL) {
printf("rte_pktmbuf_alloc() failed (%u)\n", i);
ret = -1;
}
if (m[i]->pkt.data != RTE_PTR_ADD(m[i]->buf_addr, RTE_PKTMBUF_HEADROOM)) {
printf ("pkt.data pointer not set properly\n");
ret = -1;
}
}
/* free them */
for (i=0; i<NB_MBUF; i++) {
if (m[i] != NULL)
rte_pktmbuf_free(m[i]);
}
return ret;
}
static int
test_pktmbuf_free_segment(void)
@ -812,6 +864,12 @@ test_mbuf(void)
printf("test_mbuf_pool() failed (2)\n");
return -1;
}
/* test that the pointer to the data on a packet mbuf is set properly */
if (test_pktmbuf_pool_ptr() < 0) {
printf("test_pktmbuf_pool_ptr() failed\n");
return -1;
}
/* test data manipulation in mbuf */
if (test_one_pktmbuf() < 0) {