#include <rte_errno.h>
#include <rte_string_fns.h>
#include <rte_spinlock.h>
+#include <rte_tailq.h>
#include "rte_ring.h"
return sz;
}
+void
+rte_ring_reset(struct rte_ring *r)
+{
+ r->prod.head = r->cons.head = 0;
+ r->prod.tail = r->cons.tail = 0;
+}
+
int
rte_ring_init(struct rte_ring *r, const char *name, unsigned count,
unsigned flags)
/* init the ring structure */
memset(r, 0, sizeof(*r));
- ret = snprintf(r->name, sizeof(r->name), "%s", name);
+ ret = strlcpy(r->name, name, sizeof(r->name));
if (ret < 0 || ret >= (int)sizeof(r->name))
return -ENAMETOOLONG;
r->flags = flags;
return NULL;
}
- rte_rwlock_write_lock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_write_lock();
/* reserve a memory zone for this ring. If we can't get rte_config or
* we are secondary process, the memzone_reserve function will set
RTE_LOG(ERR, RING, "Cannot reserve memory\n");
rte_free(te);
}
- rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_write_unlock();
return r;
}
* therefore, there is no memzone to free.
*/
if (r->memzone == NULL) {
- RTE_LOG(ERR, RING, "Cannot free ring (not created with rte_ring_create()");
+ RTE_LOG(ERR, RING,
+ "Cannot free ring, not created with rte_ring_create()\n");
return;
}
}
ring_list = RTE_TAILQ_CAST(rte_ring_tailq.head, rte_ring_list);
- rte_rwlock_write_lock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_write_lock();
/* find out tailq entry */
TAILQ_FOREACH(te, ring_list, next) {
}
if (te == NULL) {
- rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_write_unlock();
return;
}
TAILQ_REMOVE(ring_list, te, next);
- rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_write_unlock();
rte_free(te);
}
ring_list = RTE_TAILQ_CAST(rte_ring_tailq.head, rte_ring_list);
- rte_rwlock_read_lock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_read_lock();
TAILQ_FOREACH(te, ring_list, next) {
rte_ring_dump(f, (struct rte_ring *) te->data);
}
- rte_rwlock_read_unlock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_read_unlock();
}
/* search a ring from its name */
ring_list = RTE_TAILQ_CAST(rte_ring_tailq.head, rte_ring_list);
- rte_rwlock_read_lock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_read_lock();
TAILQ_FOREACH(te, ring_list, next) {
r = (struct rte_ring *) te->data;
break;
}
- rte_rwlock_read_unlock(RTE_EAL_TAILQ_RWLOCK);
+ rte_mcfg_tailq_read_unlock();
if (te == NULL) {
rte_errno = ENOENT;