[ceph.git] / ceph / src / seastar / dpdk / lib / librte_eal / common / include / rte_malloc_heap.h

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2014 Intel Corporation
 */

#ifndef _RTE_MALLOC_HEAP_H_
#define _RTE_MALLOC_HEAP_H_

#include <stddef.h>
#include <sys/queue.h>
#include <rte_spinlock.h>
#include <rte_memory.h>

/* Number of free lists per heap, grouped by size. */
#define RTE_HEAP_NUM_FREELISTS  13
#define RTE_HEAP_NAME_MAX_LEN 32

/* dummy definition, for pointers */
struct malloc_elem;

/**
 * Structure to hold malloc heap
 */
struct malloc_heap {
	rte_spinlock_t lock;
	LIST_HEAD(, malloc_elem) free_head[RTE_HEAP_NUM_FREELISTS];
	struct malloc_elem *volatile first;
	struct malloc_elem *volatile last;

	unsigned alloc_count;
	unsigned int socket_id;
	size_t total_size;
	char name[RTE_HEAP_NAME_MAX_LEN];
} __rte_cache_aligned;

#endif /* _RTE_MALLOC_HEAP_H_ */
Commit	Line	Data
9f95a23c TL	1	/* SPDX-License-Identifier: BSD-3-Clause
9f95a23c TL	2	* Copyright(c) 2010-2014 Intel Corporation
7c673cae FG	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
9f95a23c TL	15	#define RTE_HEAP_NAME_MAX_LEN 32
	16
	17	/* dummy definition, for pointers */
	18	struct malloc_elem;
7c673cae FG	19
	20	/**
	21	* Structure to hold malloc heap
	22	*/
	23	struct malloc_heap {
	24	rte_spinlock_t lock;
	25	LIST_HEAD(, malloc_elem) free_head[RTE_HEAP_NUM_FREELISTS];
9f95a23c TL	26	struct malloc_elem *volatile first;
	27	struct malloc_elem *volatile last;
	28
7c673cae	29	unsigned alloc_count;
9f95a23c	30	unsigned int socket_id;
7c673cae	31	size_t total_size;
9f95a23c	32	char name[RTE_HEAP_NAME_MAX_LEN];
7c673cae FG	33	} __rte_cache_aligned;
	34
	35	#endif /* _RTE_MALLOC_HEAP_H_ */