| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 1 | /* | 
|  | 2 | * Generate definitions needed by assembly language modules. | 
|  | 3 | * This code generates raw asm output which is post-processed | 
|  | 4 | * to extract and format the required data. | 
|  | 5 | */ | 
|  | 6 |  | 
|  | 7 | #include <linux/thread_info.h> | 
|  | 8 |  | 
|  | 9 | #define DEFINE(sym, val) \ | 
|  | 10 | asm volatile("\n->" #sym " %0 " #val : : "i" (val)) | 
|  | 11 |  | 
|  | 12 | #define BLANK() asm volatile("\n->" : : ) | 
|  | 13 |  | 
|  | 14 | #define OFFSET(sym, str, mem) \ | 
|  | 15 | DEFINE(sym, offsetof(struct str, mem)); | 
|  | 16 |  | 
|  | 17 | void foo(void) | 
|  | 18 | { | 
|  | 19 | OFFSET(TI_task, thread_info, task); | 
|  | 20 | OFFSET(TI_exec_domain, thread_info, exec_domain); | 
|  | 21 | OFFSET(TI_flags, thread_info, flags); | 
|  | 22 | OFFSET(TI_cpu, thread_info, cpu); | 
|  | 23 | OFFSET(TI_preempt_count, thread_info, preempt_count); | 
|  | 24 | OFFSET(TI_restart_block, thread_info, restart_block); | 
|  | 25 | } |