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| /* SPDX-License-Identifier: GPL-2.0 */
| /*
| * Copyright (C) 2012 Fujitsu. All rights reserved.
| * Written by Miao Xie <miaox@cn.fujitsu.com>
| */
|
| #ifndef BTRFS_MATH_H
| #define BTRFS_MATH_H
|
| #include <asm/div64.h>
|
| static inline u64 div_factor(u64 num, int factor)
| {
| if (factor == 10)
| return num;
| num *= factor;
| return div_u64(num, 10);
| }
|
| static inline u64 div_factor_fine(u64 num, int factor)
| {
| if (factor == 100)
| return num;
| num *= factor;
| return div_u64(num, 100);
| }
|
| #endif
|
|
