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app/test: check cloning a clone

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Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
This commit is contained in:
Olivier Matz 2015-04-22 11:57:29 +02:00 committed by Thomas Monjalon
parent 4ccd2bb3a9
commit fd8dda68ca
1 changed files with 28 additions and 0 deletions
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28
app/test/test_mbuf.c
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@ -126,6 +126,7 @@ static unsigned refcnt_lcore[RTE_MAX_LCORE];
*
* #. Test packet cloning
* - Clone a mbuf and verify the data
* - Clone the cloned mbuf and verify the data
*/
#define GOTO_FAIL(str, ...) do { \
@ -326,6 +327,7 @@ testclone_testupdate_testdetach(void)
{
struct rte_mbuf *m = NULL;
struct rte_mbuf *clone = NULL;
struct rte_mbuf *clone2 = NULL;
uint32_t *data;
/* alloc a mbuf */
@ -383,11 +385,35 @@ testclone_testupdate_testdetach(void)
if (rte_mbuf_refcnt_read(m->next) != 2)
GOTO_FAIL("invalid refcnt in m->next\n");
/* try to clone the clone */
clone2 = rte_pktmbuf_clone(clone, pktmbuf_pool);
if (clone2 == NULL)
GOTO_FAIL("cannot clone the clone\n");
data = rte_pktmbuf_mtod(clone2, uint32_t *);
if (*data != MAGIC_DATA)
GOTO_FAIL("invalid data in clone2\n");
data = rte_pktmbuf_mtod(clone2->next, uint32_t *);
if (*data != MAGIC_DATA)
GOTO_FAIL("invalid data in clone2->next\n");
if (rte_mbuf_refcnt_read(m) != 3)
GOTO_FAIL("invalid refcnt in m\n");
if (rte_mbuf_refcnt_read(m->next) != 3)
GOTO_FAIL("invalid refcnt in m->next\n");
/* free mbuf */
rte_pktmbuf_free(m);
rte_pktmbuf_free(clone);
rte_pktmbuf_free(clone2);
m = NULL;
clone = NULL;
clone2 = NULL;
printf("%s ok\n", __func__);
return 0;
fail:
@ -395,6 +421,8 @@ fail:
rte_pktmbuf_free(m);
if (clone)
rte_pktmbuf_free(clone);
if (clone2)
rte_pktmbuf_free(clone2);
return -1;
}
#undef GOTO_FAIL