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8dd93d450b
The CPER spec defines a forth type of error: informational logs. Add support for it at the edac API and at the trace event interface. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
100 lines
2.7 KiB
C
100 lines
2.7 KiB
C
#undef TRACE_SYSTEM
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#define TRACE_SYSTEM ras
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#define TRACE_INCLUDE_FILE ras_event
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#if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_HW_EVENT_MC_H
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#include <linux/tracepoint.h>
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#include <linux/edac.h>
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#include <linux/ktime.h>
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/*
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* Hardware Events Report
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*
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* Those events are generated when hardware detected a corrected or
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* uncorrected event, and are meant to replace the current API to report
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* errors defined on both EDAC and MCE subsystems.
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*
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* FIXME: Add events for handling memory errors originated from the
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* MCE subsystem.
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*/
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/*
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* Hardware-independent Memory Controller specific events
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*/
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/*
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* Default error mechanisms for Memory Controller errors (CE and UE)
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*/
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TRACE_EVENT(mc_event,
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TP_PROTO(const unsigned int err_type,
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const char *error_msg,
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const char *label,
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const int error_count,
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const u8 mc_index,
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const s8 top_layer,
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const s8 mid_layer,
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const s8 low_layer,
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unsigned long address,
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const u8 grain_bits,
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unsigned long syndrome,
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const char *driver_detail),
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TP_ARGS(err_type, error_msg, label, error_count, mc_index,
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top_layer, mid_layer, low_layer, address, grain_bits,
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syndrome, driver_detail),
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TP_STRUCT__entry(
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__field( unsigned int, error_type )
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__string( msg, error_msg )
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__string( label, label )
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__field( u16, error_count )
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__field( u8, mc_index )
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__field( s8, top_layer )
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__field( s8, middle_layer )
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__field( s8, lower_layer )
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__field( long, address )
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__field( u8, grain_bits )
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__field( long, syndrome )
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__string( driver_detail, driver_detail )
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),
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TP_fast_assign(
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__entry->error_type = err_type;
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__assign_str(msg, error_msg);
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__assign_str(label, label);
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__entry->error_count = error_count;
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__entry->mc_index = mc_index;
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__entry->top_layer = top_layer;
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__entry->middle_layer = mid_layer;
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__entry->lower_layer = low_layer;
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__entry->address = address;
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__entry->grain_bits = grain_bits;
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__entry->syndrome = syndrome;
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__assign_str(driver_detail, driver_detail);
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),
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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)",
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__entry->error_count,
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mc_event_error_type(__entry->error_type),
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__entry->error_count > 1 ? "s" : "",
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((char *)__get_str(msg))[0] ? " " : "",
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__get_str(msg),
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__get_str(label),
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__entry->mc_index,
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__entry->top_layer,
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__entry->middle_layer,
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__entry->lower_layer,
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__entry->address,
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1 << __entry->grain_bits,
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__entry->syndrome,
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((char *)__get_str(driver_detail))[0] ? " " : "",
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__get_str(driver_detail))
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);
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#endif /* _TRACE_HW_EVENT_MC_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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