include/trace/events/mmap.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM mmap
   4
   5 #if !defined(_TRACE_MMAP_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_MMAP_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 TRACE_EVENT(vm_unmapped_area,
  11
  12         TP_PROTO(unsigned long addr, struct vm_unmapped_area_info *info),
  13
  14         TP_ARGS(addr, info),
  15
  16         TP_STRUCT__entry(
  17                 __field(unsigned long,  addr)
  18                 __field(unsigned long,  total_vm)
  19                 __field(unsigned long,  flags)
  20                 __field(unsigned long,  length)
  21                 __field(unsigned long,  low_limit)
  22                 __field(unsigned long,  high_limit)
  23                 __field(unsigned long,  align_mask)
  24                 __field(unsigned long,  align_offset)
  25         ),
  26
  27         TP_fast_assign(
  28                 __entry->addr = addr;
  29                 __entry->total_vm = current->mm->total_vm;
  30                 __entry->flags = info->flags;
  31                 __entry->length = info->length;
  32                 __entry->low_limit = info->low_limit;
  33                 __entry->high_limit = info->high_limit;
  34                 __entry->align_mask = info->align_mask;
  35                 __entry->align_offset = info->align_offset;
  36         ),
  37
  38         TP_printk("addr=0x%lx err=%ld total_vm=0x%lx flags=0x%lx len=0x%lx lo=0x%lx hi=0x%lx mask=0x%lx ofs=0x%lx\n",
  39                 IS_ERR_VALUE(__entry->addr) ? 0 : __entry->addr,
  40                 IS_ERR_VALUE(__entry->addr) ? __entry->addr : 0,
  41                 __entry->total_vm, __entry->flags, __entry->length,
  42                 __entry->low_limit, __entry->high_limit, __entry->align_mask,
  43                 __entry->align_offset)
  44 );
  45
  46 TRACE_EVENT(vma_mas_szero,
  47         TP_PROTO(struct maple_tree *mt, unsigned long start,
  48                  unsigned long end),
  49
  50         TP_ARGS(mt, start, end),
  51
  52         TP_STRUCT__entry(
  53                         __field(struct maple_tree *, mt)
  54                         __field(unsigned long, start)
  55                         __field(unsigned long, end)
  56         ),
  57
  58         TP_fast_assign(
  59                         __entry->mt             = mt;
  60                         __entry->start          = start;
  61                         __entry->end            = end;
  62         ),
  63
  64         TP_printk("mt_mod %p, (NULL), SNULL, %lu, %lu,",
  65                   __entry->mt,
  66                   (unsigned long) __entry->start,
  67                   (unsigned long) __entry->end
  68         )
  69 );
  70
  71 TRACE_EVENT(vma_store,
  72         TP_PROTO(struct maple_tree *mt, struct vm_area_struct *vma),
  73
  74         TP_ARGS(mt, vma),
  75
  76         TP_STRUCT__entry(
  77                         __field(struct maple_tree *, mt)
  78                         __field(struct vm_area_struct *, vma)
  79                         __field(unsigned long, vm_start)
  80                         __field(unsigned long, vm_end)
  81         ),
  82
  83         TP_fast_assign(
  84                         __entry->mt             = mt;
  85                         __entry->vma            = vma;
  86                         __entry->vm_start       = vma->vm_start;
  87                         __entry->vm_end         = vma->vm_end - 1;
  88         ),
  89
  90         TP_printk("mt_mod %p, (%p), STORE, %lu, %lu,",
  91                   __entry->mt, __entry->vma,
  92                   (unsigned long) __entry->vm_start,
  93                   (unsigned long) __entry->vm_end
  94         )
  95 );
  96
  97
  98 TRACE_EVENT(exit_mmap,
  99         TP_PROTO(struct mm_struct *mm),
 100
 101         TP_ARGS(mm),
 102
 103         TP_STRUCT__entry(
 104                         __field(struct mm_struct *, mm)
 105                         __field(struct maple_tree *, mt)
 106         ),
 107
 108         TP_fast_assign(
 109                        __entry->mm              = mm;
 110                        __entry->mt              = &mm->mm_mt;
 111         ),
 112
 113         TP_printk("mt_mod %p, DESTROY\n",
 114                   __entry->mt
 115         )
 116 );
 117
 118 #endif
 119
 120 /* This part must be outside protection */
 121 #include <trace/define_trace.h>