arch/s390/kernel/asm-offsets.c

   1 /*
   2  * Generate definitions needed by assembly language modules.
   3  * This code generates raw asm output which is post-processed to extract
   4  * and format the required data.
   5  */
   6
   7 #include <linux/sched.h>
   8 #include <linux/kbuild.h>
   9 #include <asm/vdso.h>
  10
  11 int main(void)
  12 {
  13         DEFINE(__THREAD_info, offsetof(struct task_struct, stack));
  14         DEFINE(__THREAD_ksp, offsetof(struct task_struct, thread.ksp));
  15         DEFINE(__THREAD_per, offsetof(struct task_struct, thread.per_info));
  16         DEFINE(__THREAD_mm_segment,
  17                offsetof(struct task_struct, thread.mm_segment));
  18         BLANK();
  19         DEFINE(__TASK_pid, offsetof(struct task_struct, pid));
  20         BLANK();
  21         DEFINE(__PER_atmid, offsetof(per_struct, lowcore.words.perc_atmid));
  22         DEFINE(__PER_address, offsetof(per_struct, lowcore.words.address));
  23         DEFINE(__PER_access_id, offsetof(per_struct, lowcore.words.access_id));
  24         BLANK();
  25         DEFINE(__TI_task, offsetof(struct thread_info, task));
  26         DEFINE(__TI_domain, offsetof(struct thread_info, exec_domain));
  27         DEFINE(__TI_flags, offsetof(struct thread_info, flags));
  28         DEFINE(__TI_cpu, offsetof(struct thread_info, cpu));
  29         DEFINE(__TI_precount, offsetof(struct thread_info, preempt_count));
  30         BLANK();
  31         DEFINE(__PT_ARGS, offsetof(struct pt_regs, args));
  32         DEFINE(__PT_PSW, offsetof(struct pt_regs, psw));
  33         DEFINE(__PT_GPRS, offsetof(struct pt_regs, gprs));
  34         DEFINE(__PT_ORIG_GPR2, offsetof(struct pt_regs, orig_gpr2));
  35         DEFINE(__PT_ILC, offsetof(struct pt_regs, ilc));
  36         DEFINE(__PT_SVCNR, offsetof(struct pt_regs, svcnr));
  37         DEFINE(__PT_SIZE, sizeof(struct pt_regs));
  38         BLANK();
  39         DEFINE(__SF_BACKCHAIN, offsetof(struct stack_frame, back_chain));
  40         DEFINE(__SF_GPRS, offsetof(struct stack_frame, gprs));
  41         DEFINE(__SF_EMPTY, offsetof(struct stack_frame, empty1));
  42         BLANK();
  43         /* timeval/timezone offsets for use by vdso */
  44         DEFINE(__VDSO_UPD_COUNT, offsetof(struct vdso_data, tb_update_count));
  45         DEFINE(__VDSO_XTIME_STAMP, offsetof(struct vdso_data, xtime_tod_stamp));
  46         DEFINE(__VDSO_XTIME_SEC, offsetof(struct vdso_data, xtime_clock_sec));
  47         DEFINE(__VDSO_XTIME_NSEC, offsetof(struct vdso_data, xtime_clock_nsec));
  48         DEFINE(__VDSO_WTOM_SEC, offsetof(struct vdso_data, wtom_clock_sec));
  49         DEFINE(__VDSO_WTOM_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
  50         DEFINE(__VDSO_TIMEZONE, offsetof(struct vdso_data, tz_minuteswest));
  51         DEFINE(__VDSO_ECTG_OK, offsetof(struct vdso_data, ectg_available));
  52         DEFINE(__VDSO_ECTG_BASE,
  53                offsetof(struct vdso_per_cpu_data, ectg_timer_base));
  54         DEFINE(__VDSO_ECTG_USER,
  55                offsetof(struct vdso_per_cpu_data, ectg_user_time));
  56         /* constants used by the vdso */
  57         DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
  58         DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
  59         DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
  60
  61         return 0;
  62 }