LXR linux/arch/x86/include/asm/trace/exceptions.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#undef TRACE_SYSTEM
   3#define TRACE_SYSTEM exceptions
   4
   5#if !defined(_TRACE_PAGE_FAULT_H) || defined(TRACE_HEADER_MULTI_READ)
   6#define _TRACE_PAGE_FAULT_H
   7
   8#include <linux/tracepoint.h>
   9#include <asm/trace/common.h>
  10
  11extern int trace_pagefault_reg(void);
  12extern void trace_pagefault_unreg(void);
  13
  14DECLARE_EVENT_CLASS(x86_exceptions,
  15
  16        TP_PROTO(unsigned long address, struct pt_regs *regs,
  17                 unsigned long error_code),
  18
  19        TP_ARGS(address, regs, error_code),
  20
  21        TP_STRUCT__entry(
  22                __field(                unsigned long, address  )
  23                __field(                unsigned long, ip       )
  24                __field(                unsigned long, error_code )
  25        ),
  26
  27        TP_fast_assign(
  28                __entry->address = address;
  29                __entry->ip = regs->ip;
  30                __entry->error_code = error_code;
  31        ),
  32
  33        TP_printk("address=%pf ip=%pf error_code=0x%lx",
  34                  (void *)__entry->address, (void *)__entry->ip,
  35                  __entry->error_code) );
  36
  37#define DEFINE_PAGE_FAULT_EVENT(name)                           \
  38DEFINE_EVENT_FN(x86_exceptions, name,                           \
  39        TP_PROTO(unsigned long address, struct pt_regs *regs,   \
  40                 unsigned long error_code),                     \
  41        TP_ARGS(address, regs, error_code),                     \
  42        trace_pagefault_reg, trace_pagefault_unreg);
  43
  44DEFINE_PAGE_FAULT_EVENT(page_fault_user);
  45DEFINE_PAGE_FAULT_EVENT(page_fault_kernel);
  46
  47#undef TRACE_INCLUDE_PATH
  48#define TRACE_INCLUDE_PATH .
  49#define TRACE_INCLUDE_FILE exceptions
  50#endif /*  _TRACE_PAGE_FAULT_H */
  51
  52/* This part must be outside protection */
  53#include <trace/define_trace.h>
  54