}
}
+ if (len < MALLOC_ELEM_OVERHEAD + align)
+ return 0;
+
return len - MALLOC_ELEM_OVERHEAD - align;
}
memzone_reserve_aligned_thread_unsafe(const char *name, size_t len,
int socket_id, unsigned flags, unsigned align, unsigned bound)
{
+ struct rte_memzone *mz;
struct rte_mem_config *mcfg;
size_t requested_len;
int socket, i;
return NULL;
}
+ if (strlen(name) >= sizeof(mz->name) - 1) {
+ RTE_LOG(DEBUG, EAL, "%s(): memzone <%s>: name too long\n",
+ __func__, name);
+ rte_errno = EEXIST;
+ return NULL;
+ }
+
/* if alignment is not a power of two */
if (align && !rte_is_power_of_2(align)) {
RTE_LOG(ERR, EAL, "%s(): Invalid alignment: %u\n", __func__,
if (len == 0) {
if (bound != 0)
requested_len = bound;
- else
+ else {
requested_len = find_heap_max_free_elem(&socket_id, align);
+ if (requested_len == 0) {
+ rte_errno = ENOMEM;
+ return NULL;
+ }
+ }
}
if (socket_id == SOCKET_ID_ANY)
const struct malloc_elem *elem = malloc_elem_from_data(mz_addr);
/* fill the zone in config */
- struct rte_memzone *mz = get_next_free_memzone();
+ mz = get_next_free_memzone();
if (mz == NULL) {
RTE_LOG(ERR, EAL, "%s(): Cannot find free memzone but there is room "
idx = ((uintptr_t)mz - (uintptr_t)mcfg->memzone);
idx = idx / sizeof(struct rte_memzone);
- addr = mcfg->memzone[idx].addr;
#ifdef RTE_LIBRTE_IVSHMEM
/*
* If ioremap_addr is set, it's an IVSHMEM memzone and we cannot
* free it.
*/
- if (mcfg->memzone[idx].ioremap_addr != 0)
- ret = -EINVAL;
+ if (mcfg->memzone[idx].ioremap_addr != 0) {
+ rte_rwlock_write_unlock(&mcfg->mlock);
+ return -EINVAL;
+ }
#endif
+
+ addr = mcfg->memzone[idx].addr;
+
if (addr == NULL)
ret = -EINVAL;
else if (mcfg->memzone_cnt == 0) {