cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

exceptions.h (1451B)

      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=%ps ip=%ps 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#undef TRACE_INCLUDE_FILE
     49#define TRACE_INCLUDE_PATH .
     50#define TRACE_INCLUDE_FILE exceptions
     51#endif /*  _TRACE_PAGE_FAULT_H */
     52
     53/* This part must be outside protection */
     54#include <trace/define_trace.h>