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 11 extern int trace_pagefault_reg(void); 12 extern void trace_pagefault_unreg(void); 13 14 DECLARE_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) \ 38 DEFINE_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 44 DEFINE_PAGE_FAULT_EVENT(page_fault_user); 45 DEFINE_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