Release 4.14 arch/x86/include/asm/trace/exceptions.h

/* SPDX-License-Identifier: GPL-2.0 */

#undef TRACE_SYSTEM

#define TRACE_SYSTEM exceptions

#if !defined(_TRACE_PAGE_FAULT_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_PAGE_FAULT_H

#include <linux/tracepoint.h>
#include <asm/trace/common.h>

extern int trace_pagefault_reg(void);
extern void trace_pagefault_unreg(void);

DECLARE_EVENT_CLASS(x86_exceptions,

	TP_PROTO(unsigned long address, struct pt_regs *regs,
                 unsigned long error_code),

	TP_ARGS(address, regs, error_code),

	TP_STRUCT__entry(
                __field(                unsigned long, address  )
                __field(                unsigned long, ip       )
                __field(                unsigned long, error_code )
        ),

	TP_fast_assign(
                __entry->address = address;
                __entry->ip = regs->ip;
                __entry->error_code = error_code;
        ),

	TP_printk("address=%pf ip=%pf error_code=0x%lx",
                  (void *)__entry->address, (void *)__entry->ip,
                  __entry->error_code) );


#define DEFINE_PAGE_FAULT_EVENT(name)				\
DEFINE_EVENT_FN(x86_exceptions, name,                           \
        TP_PROTO(unsigned long address, struct pt_regs *regs,   \
                 unsigned long error_code),                     \
        TP_ARGS(address, regs, error_code),                     \
        trace_pagefault_reg, trace_pagefault_unreg);


DEFINE_PAGE_FAULT_EVENT(page_fault_user);

DEFINE_PAGE_FAULT_EVENT(page_fault_kernel);


#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#define TRACE_INCLUDE_FILE exceptions
#endif /*  _TRACE_PAGE_FAULT_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
Overall Contributors
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CommitProp
Seiji Aguchi
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Thomas Gleixner
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2
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H. Peter Anvin
2
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1
20.00%
Greg Kroah-Hartman
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Directory: arch/x86/include/asm/trace

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