1// SPDX-License-Identifier: GPL-2.0-only
 2/* Copyright(c) 2022 Intel Corporation. All rights reserved. */
 3#include <linux/atomic.h>
 4#include <linux/export.h>
 5#include "cxlmem.h"
 6
 7static atomic_t mem_active;
 8
 9bool cxl_mem_active(void)
10{
11	return atomic_read(&mem_active) != 0;
12}
13
14void cxl_mem_active_inc(void)
15{
16	atomic_inc(&mem_active);
17}
18EXPORT_SYMBOL_NS_GPL(cxl_mem_active_inc, CXL);
19
20void cxl_mem_active_dec(void)
21{
22	atomic_dec(&mem_active);
23}
24EXPORT_SYMBOL_NS_GPL(cxl_mem_active_dec, CXL);