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 #endif
  46
  47 /* This part must be outside protection */
  48 #include <trace/define_trace.h>