Commit | Line | Data |
---|---|---|
5075baca HC |
1 | #include <linux/module.h> |
2 | ||
3 | union ull_union { | |
4 | unsigned long long ull; | |
5 | struct { | |
6 | unsigned int high; | |
7 | unsigned int low; | |
8 | } ui; | |
9 | }; | |
10 | ||
11 | int __ucmpdi2(unsigned long long a, unsigned long long b) | |
12 | { | |
13 | union ull_union au = {.ull = a}; | |
14 | union ull_union bu = {.ull = b}; | |
15 | ||
16 | if (au.ui.high < bu.ui.high) | |
17 | return 0; | |
18 | else if (au.ui.high > bu.ui.high) | |
19 | return 2; | |
20 | if (au.ui.low < bu.ui.low) | |
21 | return 0; | |
22 | else if (au.ui.low > bu.ui.low) | |
23 | return 2; | |
24 | return 1; | |
25 | } | |
26 | EXPORT_SYMBOL(__ucmpdi2); |