1951a39d68df598db08dfced8b4707755864a0492Ying Wang/****************************************************************************
2951a39d68df598db08dfced8b4707755864a0492Ying Wang ****************************************************************************
3951a39d68df598db08dfced8b4707755864a0492Ying Wang ***
4951a39d68df598db08dfced8b4707755864a0492Ying Wang ***   This header was automatically generated from a Linux kernel header
5951a39d68df598db08dfced8b4707755864a0492Ying Wang ***   of the same name, to make information necessary for userspace to
6951a39d68df598db08dfced8b4707755864a0492Ying Wang ***   call into the kernel available to libc.  It contains only constants,
7951a39d68df598db08dfced8b4707755864a0492Ying Wang ***   structures, and macros generated from the original header, and thus,
8951a39d68df598db08dfced8b4707755864a0492Ying Wang ***   contains no copyrightable information.
9951a39d68df598db08dfced8b4707755864a0492Ying Wang ***
10951a39d68df598db08dfced8b4707755864a0492Ying Wang ****************************************************************************
11951a39d68df598db08dfced8b4707755864a0492Ying Wang ****************************************************************************/
12951a39d68df598db08dfced8b4707755864a0492Ying Wang#ifndef _LINUX_MEMPOOL_H
13951a39d68df598db08dfced8b4707755864a0492Ying Wang#define _LINUX_MEMPOOL_H
14951a39d68df598db08dfced8b4707755864a0492Ying Wang
15951a39d68df598db08dfced8b4707755864a0492Ying Wang#include <linux/wait.h>
16951a39d68df598db08dfced8b4707755864a0492Ying Wang
17951a39d68df598db08dfced8b4707755864a0492Ying Wangstruct kmem_cache;
18951a39d68df598db08dfced8b4707755864a0492Ying Wang
19951a39d68df598db08dfced8b4707755864a0492Ying Wangtypedef void * (mempool_alloc_t)(gfp_t gfp_mask, void *pool_data);
20951a39d68df598db08dfced8b4707755864a0492Ying Wangtypedef void (mempool_free_t)(void *element, void *pool_data);
21951a39d68df598db08dfced8b4707755864a0492Ying Wang
22951a39d68df598db08dfced8b4707755864a0492Ying Wangtypedef struct mempool_s {
23951a39d68df598db08dfced8b4707755864a0492Ying Wang spinlock_t lock;
24951a39d68df598db08dfced8b4707755864a0492Ying Wang int min_nr;
25951a39d68df598db08dfced8b4707755864a0492Ying Wang int curr_nr;
26951a39d68df598db08dfced8b4707755864a0492Ying Wang void **elements;
27951a39d68df598db08dfced8b4707755864a0492Ying Wang
28951a39d68df598db08dfced8b4707755864a0492Ying Wang void *pool_data;
29951a39d68df598db08dfced8b4707755864a0492Ying Wang mempool_alloc_t *alloc;
30951a39d68df598db08dfced8b4707755864a0492Ying Wang mempool_free_t *free;
31951a39d68df598db08dfced8b4707755864a0492Ying Wang wait_queue_head_t wait;
32951a39d68df598db08dfced8b4707755864a0492Ying Wang} mempool_t;
33951a39d68df598db08dfced8b4707755864a0492Ying Wang
34951a39d68df598db08dfced8b4707755864a0492Ying Wang#endif
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