35     struct slab *slab_pool = (struct slab *)kmalloc(sizeof(struct slab), 0);  in slab_create()  local
38     if (slab_pool == NULL)  in slab_create()
44     memset(slab_pool, 0, sizeof(struct slab));  in slab_create()
46     slab_pool->size = SIZEOF_LONG_ALIGN(size);  in slab_create()
47     slab_pool->count_total_using = 0;  in slab_create()
48     slab_pool->count_total_free = 0;  in slab_create()
50     slab_pool->cache_pool_entry = (struct slab_obj *)kmalloc(sizeof(struct slab_obj), 0);  in slab_create()
53     if (slab_pool->cache_pool_entry == NULL)  in slab_create()
56         kfree(slab_pool);  in slab_create()
59     memset(slab_pool->cache_pool_entry, 0, sizeof(struct slab_obj));  in slab_create()
62     slab_pool->cache_dma_pool_entry = NULL;  in slab_create()
65     slab_pool->constructor = constructor;  in slab_create()
66     slab_pool->destructor = destructor;  in slab_create()
68     list_init(&slab_pool->cache_pool_entry->list);  in slab_create()
71     slab_pool->cache_pool_entry->page = alloc_pages(ZONE_NORMAL, 1, PAGE_KERNEL);  in slab_create()
74     if (slab_pool->cache_pool_entry->page == NULL)  in slab_create()
77         kfree(slab_pool->cache_pool_entry);  in slab_create()
78         kfree(slab_pool);  in slab_create()
84     slab_pool->cache_pool_entry->count_using = 0;  in slab_create()
85     slab_pool->cache_pool_entry->count_free = PAGE_2M_SIZE / slab_pool->size;  in slab_create()
87     slab_pool->count_total_free = slab_pool->cache_pool_entry->count_free;  in slab_create()
89     slab_pool->cache_pool_entry->vaddr = phys_2_virt(slab_pool->cache_pool_entry->page->addr_phys);  in slab_create()
92     slab_pool->cache_pool_entry->bmp_count = slab_pool->cache_pool_entry->count_free;  in slab_create()
95 …slab_pool->cache_pool_entry->bmp_len = ((slab_pool->cache_pool_entry->bmp_count + sizeof(ul) * 8 -…  in slab_create()
97     slab_pool->cache_pool_entry->bmp = (ul *)kmalloc(slab_pool->cache_pool_entry->bmp_len, 0);  in slab_create()
100     if (slab_pool->cache_pool_entry->bmp == NULL)  in slab_create()
103         free_pages(slab_pool->cache_pool_entry->page, 1);  in slab_create()
104         kfree(slab_pool->cache_pool_entry);  in slab_create()
105         kfree(slab_pool);  in slab_create()
109     memset(slab_pool->cache_pool_entry->bmp, 0, slab_pool->cache_pool_entry->bmp_len);  in slab_create()
111     return slab_pool;  in slab_create()
121 ul slab_destroy(struct slab *slab_pool)  in slab_destroy()  argument
123     struct slab_obj *slab_obj_ptr = slab_pool->cache_pool_entry;  in slab_destroy()
124     if (slab_pool->count_total_using)  in slab_destroy()
152     kfree(slab_pool);  in slab_destroy()
163 void *slab_malloc(struct slab *slab_pool, ul arg)  in slab_malloc()  argument
165     struct slab_obj *slab_obj_ptr = slab_pool->cache_pool_entry;  in slab_malloc()
169     if (slab_pool->count_total_free == 0)  in slab_malloc()
194         tmp_slab_obj->count_free = PAGE_2M_SIZE / slab_pool->size;  in slab_malloc()
212         list_add(&slab_pool->cache_pool_entry->list, &tmp_slab_obj->list);  in slab_malloc()
214         slab_pool->count_total_free += tmp_slab_obj->count_free;  in slab_malloc()
249                 ++(slab_pool->count_total_using);  in slab_malloc()
250                 --(slab_pool->count_total_free);  in slab_malloc()
252                 if (slab_pool->constructor != NULL)  in slab_malloc()
255 …             return slab_pool->constructor((char *)slab_obj_ptr->vaddr + slab_pool->size * i, arg);  in slab_malloc()
259                     return (void *)((char *)slab_obj_ptr->vaddr + slab_pool->size * i);  in slab_malloc()
263     } while (slab_obj_ptr != slab_pool->cache_pool_entry);  in slab_malloc()
289 ul slab_free(struct slab *slab_pool, void *addr, ul arg)  in slab_free()  argument
291     struct slab_obj *slab_obj_ptr = slab_pool->cache_pool_entry;  in slab_free()
304             int index = (addr - slab_obj_ptr->vaddr) / slab_pool->size;  in slab_free()
312             ++(slab_pool->count_total_free);  in slab_free()
313             --(slab_pool->count_total_using);  in slab_free()
316             if (slab_pool->destructor != NULL)  in slab_free()
317                 slab_pool->destructor((char *)slab_obj_ptr->vaddr + slab_pool->size * index, arg);  in slab_free()
320 …j_ptr->count_using == 0) && ((slab_pool->count_total_free >> 1) >= slab_obj_ptr->count_free) && (s…  in slab_free()
324                 slab_pool->count_total_free -= slab_obj_ptr->count_free;  in slab_free()
335     } while (slab_obj_ptr != slab_pool->cache_pool_entry);  in slab_free()