tools/include/linux/lockdep.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _LIBLOCKDEP_LOCKDEP_H_
   3 #define _LIBLOCKDEP_LOCKDEP_H_
   4
   5 #include <sys/prctl.h>
   6 #include <sys/syscall.h>
   7 #include <string.h>
   8 #include <limits.h>
   9 #include <linux/utsname.h>
  10 #include <linux/compiler.h>
  11 #include <linux/export.h>
  12 #include <linux/kern_levels.h>
  13 #include <linux/err.h>
  14 #include <linux/rcu.h>
  15 #include <linux/list.h>
  16 #include <linux/hardirq.h>
  17 #include <unistd.h>
  18
  19 #define MAX_LOCK_DEPTH 63UL
  20
  21 #define asmlinkage
  22 #define __visible
  23
  24 #include "../../../include/linux/lockdep.h"
  25
  26 struct task_struct {
  27         u64 curr_chain_key;
  28         int lockdep_depth;
  29         unsigned int lockdep_recursion;
  30         struct held_lock held_locks[MAX_LOCK_DEPTH];
  31         gfp_t lockdep_reclaim_gfp;
  32         int pid;
  33         char comm[17];
  34 };
  35
  36 extern struct task_struct *__curr(void);
  37
  38 #define current (__curr())
  39
  40 static inline int debug_locks_off(void)
  41 {
  42         return 1;
  43 }
  44
  45 #define task_pid_nr(tsk) ((tsk)->pid)
  46
  47 #define KSYM_NAME_LEN 128
  48 #define printk(...) dprintf(STDOUT_FILENO, __VA_ARGS__)
  49 #define pr_err(format, ...) fprintf (stderr, format, ## __VA_ARGS__)
  50 #define pr_warn pr_err
  51 #define pr_cont pr_err
  52
  53 #define list_del_rcu list_del
  54
  55 #define atomic_t unsigned long
  56 #define atomic_inc(x) ((*(x))++)
  57
  58 #define print_tainted() ""
  59 #define static_obj(x) 1
  60
  61 #define debug_show_all_locks()
  62 extern void debug_check_no_locks_held(void);
  63
  64 static __used bool __is_kernel_percpu_address(unsigned long addr, void *can_addr)
  65 {
  66         return false;
  67 }
  68
  69 #endif