mirror of https://gitee.com/openkylin/linux.git
32 lines
929 B
C
32 lines
929 B
C
/* Copyright (c) 2016 Facebook
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of version 2 of the GNU General Public
|
|
* License as published by the Free Software Foundation.
|
|
*/
|
|
#ifndef __PERCPU_FREELIST_H__
|
|
#define __PERCPU_FREELIST_H__
|
|
#include <linux/spinlock.h>
|
|
#include <linux/percpu.h>
|
|
|
|
struct pcpu_freelist_head {
|
|
struct pcpu_freelist_node *first;
|
|
raw_spinlock_t lock;
|
|
};
|
|
|
|
struct pcpu_freelist {
|
|
struct pcpu_freelist_head __percpu *freelist;
|
|
};
|
|
|
|
struct pcpu_freelist_node {
|
|
struct pcpu_freelist_node *next;
|
|
};
|
|
|
|
void pcpu_freelist_push(struct pcpu_freelist *, struct pcpu_freelist_node *);
|
|
struct pcpu_freelist_node *pcpu_freelist_pop(struct pcpu_freelist *);
|
|
void pcpu_freelist_populate(struct pcpu_freelist *s, void *buf, u32 elem_size,
|
|
u32 nr_elems);
|
|
int pcpu_freelist_init(struct pcpu_freelist *);
|
|
void pcpu_freelist_destroy(struct pcpu_freelist *s);
|
|
#endif
|