DPDK  19.05.0
rte_malloc_heap.h
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2014 Intel Corporation
3  */
4 
5 #ifndef _RTE_MALLOC_HEAP_H_
6 #define _RTE_MALLOC_HEAP_H_
7 
8 #include <stddef.h>
9 #include <sys/queue.h>
10 #include <rte_spinlock.h>
11 #include <rte_memory.h>
12 
13 /* Number of free lists per heap, grouped by size. */
14 #define RTE_HEAP_NUM_FREELISTS 13
15 #define RTE_HEAP_NAME_MAX_LEN 32
16 
17 /* dummy definition, for pointers */
18 struct malloc_elem;
19 
23 struct malloc_heap {
24  rte_spinlock_t lock;
25  LIST_HEAD(, malloc_elem) free_head[RTE_HEAP_NUM_FREELISTS];
26  struct malloc_elem *volatile first;
27  struct malloc_elem *volatile last;
28 
29  unsigned alloc_count;
30  unsigned int socket_id;
31  size_t total_size;
32  char name[RTE_HEAP_NAME_MAX_LEN];
34 
35 #endif /* _RTE_MALLOC_HEAP_H_ */