LXR linux/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
  10TRACE_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>
  49