1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef _LINUX_GETCPU_H |
3 | #define _LINUX_GETCPU_H 1 |
4 | |
5 | /* Cache for getcpu() to speed it up. Results might be a short time |
6 | out of date, but will be faster. |
7 | |
8 | User programs should not refer to the contents of this structure. |
9 | I repeat they should not refer to it. If they do they will break |
10 | in future kernels. |
11 | |
12 | It is only a private cache for vgetcpu(). It will change in future kernels. |
13 | The user program must store this information per thread (__thread) |
14 | If you want 100% accurate information pass NULL instead. */ |
15 | struct getcpu_cache { |
16 | unsigned long blob[128 / sizeof(long)]; |
17 | }; |
18 | |
19 | #endif |
20 | |