1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM ras 3 #define TRACE_INCLUDE_FILE ras_event 4 5 #if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_HW_EVENT_MC_H 7 8 #include <linux/tracepoint.h> 9 #include <linux/edac.h> 10 #include <linux/ktime.h> 11 12 /* 13 * Hardware Events Report 14 * 15 * Those events are generated when hardware detected a corrected or 16 * uncorrected event, and are meant to replace the current API to report 17 * errors defined on both EDAC and MCE subsystems. 18 * 19 * FIXME: Add events for handling memory errors originated from the 20 * MCE subsystem. 21 */ 22 23 /* 24 * Hardware-independent Memory Controller specific events 25 */ 26 27 /* 28 * Default error mechanisms for Memory Controller errors (CE and UE) 29 */ 30 TRACE_EVENT(mc_event, 31 32 TP_PROTO(const unsigned int err_type, 33 const char *error_msg, 34 const char *label, 35 const int error_count, 36 const u8 mc_index, 37 const s8 top_layer, 38 const s8 mid_layer, 39 const s8 low_layer, 40 unsigned long address, 41 const u8 grain_bits, 42 unsigned long syndrome, 43 const char *driver_detail), 44 45 TP_ARGS(err_type, error_msg, label, error_count, mc_index, 46 top_layer, mid_layer, low_layer, address, grain_bits, 47 syndrome, driver_detail), 48 49 TP_STRUCT__entry( 50 __field( unsigned int, error_type ) 51 __string( msg, error_msg ) 52 __string( label, label ) 53 __field( u16, error_count ) 54 __field( u8, mc_index ) 55 __field( s8, top_layer ) 56 __field( s8, middle_layer ) 57 __field( s8, lower_layer ) 58 __field( long, address ) 59 __field( u8, grain_bits ) 60 __field( long, syndrome ) 61 __string( driver_detail, driver_detail ) 62 ), 63 64 TP_fast_assign( 65 __entry->error_type = err_type; 66 __assign_str(msg, error_msg); 67 __assign_str(label, label); 68 __entry->error_count = error_count; 69 __entry->mc_index = mc_index; 70 __entry->top_layer = top_layer; 71 __entry->middle_layer = mid_layer; 72 __entry->lower_layer = low_layer; 73 __entry->address = address; 74 __entry->grain_bits = grain_bits; 75 __entry->syndrome = syndrome; 76 __assign_str(driver_detail, driver_detail); 77 ), 78 79 TP_printk("%d %s error%s:%s%s on %s (mc:%d location:%d:%d:%d address:0x%08lx grain:%d syndrome:0x%08lx%s%s)", 80 __entry->error_count, 81 mc_event_error_type(__entry->error_type), 82 __entry->error_count > 1 ? "s" : "", 83 ((char *)__get_str(msg))[0] ? " " : "", 84 __get_str(msg), 85 __get_str(label), 86 __entry->mc_index, 87 __entry->top_layer, 88 __entry->middle_layer, 89 __entry->lower_layer, 90 __entry->address, 91 1 << __entry->grain_bits, 92 __entry->syndrome, 93 ((char *)__get_str(driver_detail))[0] ? " " : "", 94 __get_str(driver_detail)) 95 ); 96 97 #endif /* _TRACE_HW_EVENT_MC_H */ 98 99 /* This part must be outside protection */ 100 #include <trace/define_trace.h> 101