X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=lib%2Flibrte_eal%2Fcommon%2Fmalloc_heap.h;h=772736b53f3cbe1ae19cdcdc5e094c843279fc67;hb=6eb4ccff3841b8f87ee82170c9cc601a655f246e;hp=be5e6e6613953405a055dc5f1639d483918644aa;hpb=369991d997e4abdee355e19ffbb41a4d246cafa2;p=dpdk.git diff --git a/lib/librte_eal/common/malloc_heap.h b/lib/librte_eal/common/malloc_heap.h index be5e6e6613..772736b53f 100644 --- a/lib/librte_eal/common/malloc_heap.h +++ b/lib/librte_eal/common/malloc_heap.h @@ -5,8 +5,33 @@ #ifndef MALLOC_HEAP_H_ #define MALLOC_HEAP_H_ +#include +#include + #include -#include +#include + +/* 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 int alloc_count; + unsigned int socket_id; + size_t total_size; + char name[RTE_HEAP_NAME_MAX_LEN]; +} __rte_cache_aligned; #ifdef __cplusplus extern "C" { @@ -24,13 +49,54 @@ malloc_get_numa_socket(void) } void * -malloc_heap_alloc(struct malloc_heap *heap, const char *type, size_t size, - unsigned flags, size_t align, size_t bound); +malloc_heap_alloc(const char *type, size_t size, int socket, unsigned int flags, + size_t align, size_t bound, bool contig); + +void * +malloc_heap_alloc_biggest(const char *type, int socket, unsigned int flags, + size_t align, bool contig); + +int +malloc_heap_create(struct malloc_heap *heap, const char *heap_name); + +int +malloc_heap_destroy(struct malloc_heap *heap); + +struct rte_memseg_list * +malloc_heap_create_external_seg(void *va_addr, rte_iova_t iova_addrs[], + unsigned int n_pages, size_t page_sz, const char *seg_name, + unsigned int socket_id); + +struct rte_memseg_list * +malloc_heap_find_external_seg(void *va_addr, size_t len); int -malloc_heap_get_stats(const struct malloc_heap *heap, +malloc_heap_destroy_external_seg(struct rte_memseg_list *msl); + +int +malloc_heap_add_external_memory(struct malloc_heap *heap, + struct rte_memseg_list *msl); + +int +malloc_heap_remove_external_memory(struct malloc_heap *heap, void *va_addr, + size_t len); + +int +malloc_heap_free(struct malloc_elem *elem); + +int +malloc_heap_resize(struct malloc_elem *elem, size_t size); + +int +malloc_heap_get_stats(struct malloc_heap *heap, struct rte_malloc_socket_stats *socket_stats); +void +malloc_heap_dump(struct malloc_heap *heap, FILE *f); + +int +malloc_socket_to_heap_id(unsigned int socket_id); + int rte_eal_malloc_heap_init(void);