]>
git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - lib/reciprocal_div.c
1 #include <linux/kernel.h>
3 #include <linux/reciprocal_div.h>
4 #include <linux/export.h>
7 * For a description of the algorithm please have a look at
8 * include/linux/reciprocal_div.h
11 struct reciprocal_value
reciprocal_value(u32 d
)
13 struct reciprocal_value R
;
18 m
= ((1ULL << 32) * ((1ULL << l
) - d
));
23 R
.sh2
= max(l
- 1, 0);
27 EXPORT_SYMBOL(reciprocal_value
);