| The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 1 | /**************************************************************************** |
| 2 | **************************************************************************** |
| 3 | *** |
| 4 | *** This header was automatically generated from a Linux kernel header |
| 5 | *** of the same name, to make information necessary for userspace to |
| 6 | *** call into the kernel available to libc. It contains only constants, |
| 7 | *** structures, and macros generated from the original header, and thus, |
| 8 | *** contains no copyrightable information. |
| 9 | *** |
| 10 | **************************************************************************** |
| 11 | ****************************************************************************/ |
| 12 | #ifndef __LINUX_PERCPU_H |
| 13 | #define __LINUX_PERCPU_H |
| 14 | #include <linux/spinlock.h> |
| 15 | #include <linux/slab.h> |
| 16 | #include <linux/smp.h> |
| 17 | #include <linux/string.h> |
| 18 | #include <asm/percpu.h> |
| 19 | |
| 20 | #ifndef PERCPU_ENOUGH_ROOM |
| 21 | #define PERCPU_ENOUGH_ROOM 32768 |
| 22 | #endif |
| 23 | |
| 24 | #define get_cpu_var(var) (*({ preempt_disable(); &__get_cpu_var(var); })) |
| 25 | #define put_cpu_var(var) preempt_enable() |
| 26 | |
| 27 | #define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); (ptr); }) |
| 28 | |
| 29 | #define alloc_percpu(type) ((type *)(__alloc_percpu(sizeof(type)))) |
| 30 | #endif |