34 lines
No EOL
1 KiB
C
34 lines
No EOL
1 KiB
C
/*
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* slowpath_count.h
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*
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* Provide slowpath_count external call interface
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*
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* Copyright (c) 2001-2021, Huawei Tech. Co., Ltd. All rights reserved.
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*
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* Chenjun <chenjun@hisilicon.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef SLOWPATH_COUNT_H
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#define SLOWPATH_COUNT_H
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#ifdef CONFIG_HUAWEI_SLOW_PATH_COUNT
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#define ORDER_LIMIT 5
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extern void pgalloc_count_inc(bool is_slowpath, unsigned int order);
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extern atomic_long_t slowpath_pgalloc_count[ORDER_LIMIT];
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extern atomic_long_t pgalloc_count;
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#else
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static inline void pgalloc_count_inc(bool is_slowpath, unsigned int order) {}
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#endif
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#endif |