projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 74fd1b68 RH |
2 | /* |
| 3 | * arch/alpha/lib/fls.c | |
| 4 | */ | |
| 5 | ||
| 6 | #include <linux/module.h> | |
| 1977f032 | 7 | #include <linux/bitops.h> |
| 74fd1b68 RH |
8 | |
| 9 | /* This is fls(x)-1, except zero is held to zero. This allows most | |
| 25985edc | 10 | efficient input into extbl, plus it allows easy handling of fls(0)=0. */ |
| 74fd1b68 RH |
11 | |
| 12 | const unsigned char __flsm1_tab[256] = | |
| 13 | { | |
| 14 | 0, | |
| 15 | 0, | |
| 16 | 1, 1, | |
| 17 | 2, 2, 2, 2, | |
| 18 | 3, 3, 3, 3, 3, 3, 3, 3, | |
| 19 | 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, | |
| 20 | ||
| 21 | 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, | |
| 22 | 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, | |
| 23 | ||
| 24 | 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, | |
| 25 | 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, | |
| 26 | 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, | |
| 27 | 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, | |
| 28 | ||
| 29 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 30 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 31 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 32 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 33 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 34 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 35 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 36 | 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, | |
| 37 | }; | |
| 38 | ||
| 39 | EXPORT_SYMBOL(__flsm1_tab); |