429 lines
12 KiB
C
429 lines
12 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#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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#include <linux/pci.h>
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#include <linux/aer.h>
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#include <linux/cper.h>
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#include <linux/mm.h>
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/*
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* MCE Extended Error Log trace event
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*
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* These events are generated when hardware detects a corrected or
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* uncorrected event.
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*/
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/* memory trace event */
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#if defined(CONFIG_ACPI_EXTLOG) || defined(CONFIG_ACPI_EXTLOG_MODULE)
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TRACE_EVENT(extlog_mem_event,
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TP_PROTO(struct cper_sec_mem_err *mem,
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u32 err_seq,
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const uuid_le *fru_id,
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const char *fru_text,
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u8 sev),
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TP_ARGS(mem, err_seq, fru_id, fru_text, sev),
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TP_STRUCT__entry(
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__field(u32, err_seq)
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__field(u8, etype)
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__field(u8, sev)
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__field(u64, pa)
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__field(u8, pa_mask_lsb)
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__field_struct(uuid_le, fru_id)
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__string(fru_text, fru_text)
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__field_struct(struct cper_mem_err_compact, data)
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),
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TP_fast_assign(
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__entry->err_seq = err_seq;
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if (mem->validation_bits & CPER_MEM_VALID_ERROR_TYPE)
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__entry->etype = mem->error_type;
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else
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__entry->etype = ~0;
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__entry->sev = sev;
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if (mem->validation_bits & CPER_MEM_VALID_PA)
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__entry->pa = mem->physical_addr;
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else
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__entry->pa = ~0ull;
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if (mem->validation_bits & CPER_MEM_VALID_PA_MASK)
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__entry->pa_mask_lsb = (u8)__ffs64(mem->physical_addr_mask);
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else
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__entry->pa_mask_lsb = ~0;
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__entry->fru_id = *fru_id;
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__assign_str(fru_text, fru_text);
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cper_mem_err_pack(mem, &__entry->data);
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),
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TP_printk("{%d} %s error: %s physical addr: %016llx (mask lsb: %x) %sFRU: %pUl %.20s",
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__entry->err_seq,
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cper_severity_str(__entry->sev),
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cper_mem_err_type_str(__entry->etype),
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__entry->pa,
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__entry->pa_mask_lsb,
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cper_mem_err_unpack(p, &__entry->data),
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&__entry->fru_id,
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__get_str(fru_text))
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);
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#endif
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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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__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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__get_str(driver_detail)[0] ? " " : "",
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__get_str(driver_detail))
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);
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/*
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* ARM Processor Events Report
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*
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* This event is generated when hardware detects an ARM processor error
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* has occurred. UEFI 2.6 spec section N.2.4.4.
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*/
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TRACE_EVENT(arm_event,
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TP_PROTO(const struct cper_sec_proc_arm *proc),
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TP_ARGS(proc),
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TP_STRUCT__entry(
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__field(u64, mpidr)
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__field(u64, midr)
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__field(u32, running_state)
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__field(u32, psci_state)
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__field(u8, affinity)
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),
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TP_fast_assign(
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if (proc->validation_bits & CPER_ARM_VALID_AFFINITY_LEVEL)
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__entry->affinity = proc->affinity_level;
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else
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__entry->affinity = ~0;
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if (proc->validation_bits & CPER_ARM_VALID_MPIDR)
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__entry->mpidr = proc->mpidr;
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else
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__entry->mpidr = 0ULL;
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__entry->midr = proc->midr;
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if (proc->validation_bits & CPER_ARM_VALID_RUNNING_STATE) {
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__entry->running_state = proc->running_state;
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__entry->psci_state = proc->psci_state;
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} else {
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__entry->running_state = ~0;
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__entry->psci_state = ~0;
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}
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),
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TP_printk("affinity level: %d; MPIDR: %016llx; MIDR: %016llx; "
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"running state: %d; PSCI state: %d",
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__entry->affinity, __entry->mpidr, __entry->midr,
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__entry->running_state, __entry->psci_state)
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);
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/*
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* Non-Standard Section Report
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*
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* This event is generated when hardware detected a hardware
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* error event, which may be of non-standard section as defined
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* in UEFI spec appendix "Common Platform Error Record", or may
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* be of sections for which TRACE_EVENT is not defined.
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*
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*/
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TRACE_EVENT(non_standard_event,
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TP_PROTO(const uuid_le *sec_type,
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const uuid_le *fru_id,
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const char *fru_text,
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const u8 sev,
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const u8 *err,
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const u32 len),
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TP_ARGS(sec_type, fru_id, fru_text, sev, err, len),
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TP_STRUCT__entry(
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__array(char, sec_type, UUID_SIZE)
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__array(char, fru_id, UUID_SIZE)
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__string(fru_text, fru_text)
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__field(u8, sev)
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__field(u32, len)
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__dynamic_array(u8, buf, len)
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),
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TP_fast_assign(
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memcpy(__entry->sec_type, sec_type, UUID_SIZE);
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memcpy(__entry->fru_id, fru_id, UUID_SIZE);
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__assign_str(fru_text, fru_text);
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__entry->sev = sev;
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__entry->len = len;
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memcpy(__get_dynamic_array(buf), err, len);
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),
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TP_printk("severity: %d; sec type:%pU; FRU: %pU %s; data len:%d; raw data:%s",
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__entry->sev, __entry->sec_type,
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__entry->fru_id, __get_str(fru_text),
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__entry->len,
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__print_hex(__get_dynamic_array(buf), __entry->len))
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);
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/*
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* PCIe AER Trace event
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*
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* These events are generated when hardware detects a corrected or
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* uncorrected event on a PCIe device. The event report has
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* the following structure:
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*
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* char * dev_name - The name of the slot where the device resides
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* ([domain:]bus:device.function).
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* u32 status - Either the correctable or uncorrectable register
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* indicating what error or errors have been seen
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* u8 severity - error severity 0:NONFATAL 1:FATAL 2:CORRECTED
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*/
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#define aer_correctable_errors \
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{PCI_ERR_COR_RCVR, "Receiver Error"}, \
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{PCI_ERR_COR_BAD_TLP, "Bad TLP"}, \
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{PCI_ERR_COR_BAD_DLLP, "Bad DLLP"}, \
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{PCI_ERR_COR_REP_ROLL, "RELAY_NUM Rollover"}, \
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{PCI_ERR_COR_REP_TIMER, "Replay Timer Timeout"}, \
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{PCI_ERR_COR_ADV_NFAT, "Advisory Non-Fatal Error"}, \
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{PCI_ERR_COR_INTERNAL, "Corrected Internal Error"}, \
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{PCI_ERR_COR_LOG_OVER, "Header Log Overflow"}
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#define aer_uncorrectable_errors \
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{PCI_ERR_UNC_UND, "Undefined"}, \
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{PCI_ERR_UNC_DLP, "Data Link Protocol Error"}, \
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{PCI_ERR_UNC_SURPDN, "Surprise Down Error"}, \
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{PCI_ERR_UNC_POISON_TLP,"Poisoned TLP"}, \
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{PCI_ERR_UNC_FCP, "Flow Control Protocol Error"}, \
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{PCI_ERR_UNC_COMP_TIME, "Completion Timeout"}, \
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{PCI_ERR_UNC_COMP_ABORT,"Completer Abort"}, \
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{PCI_ERR_UNC_UNX_COMP, "Unexpected Completion"}, \
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{PCI_ERR_UNC_RX_OVER, "Receiver Overflow"}, \
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{PCI_ERR_UNC_MALF_TLP, "Malformed TLP"}, \
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{PCI_ERR_UNC_ECRC, "ECRC Error"}, \
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{PCI_ERR_UNC_UNSUP, "Unsupported Request Error"}, \
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{PCI_ERR_UNC_ACSV, "ACS Violation"}, \
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{PCI_ERR_UNC_INTN, "Uncorrectable Internal Error"},\
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{PCI_ERR_UNC_MCBTLP, "MC Blocked TLP"}, \
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{PCI_ERR_UNC_ATOMEG, "AtomicOp Egress Blocked"}, \
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{PCI_ERR_UNC_TLPPRE, "TLP Prefix Blocked Error"}
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TRACE_EVENT(aer_event,
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TP_PROTO(const char *dev_name,
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const u32 status,
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const u8 severity,
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const u8 tlp_header_valid,
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struct aer_header_log_regs *tlp),
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TP_ARGS(dev_name, status, severity, tlp_header_valid, tlp),
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TP_STRUCT__entry(
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__string( dev_name, dev_name )
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__field( u32, status )
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__field( u8, severity )
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__field( u8, tlp_header_valid)
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__array( u32, tlp_header, 4 )
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),
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TP_fast_assign(
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__assign_str(dev_name, dev_name);
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__entry->status = status;
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__entry->severity = severity;
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__entry->tlp_header_valid = tlp_header_valid;
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if (tlp_header_valid) {
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__entry->tlp_header[0] = tlp->dw0;
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__entry->tlp_header[1] = tlp->dw1;
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__entry->tlp_header[2] = tlp->dw2;
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__entry->tlp_header[3] = tlp->dw3;
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}
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),
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TP_printk("%s PCIe Bus Error: severity=%s, %s, TLP Header=%s\n",
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__get_str(dev_name),
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__entry->severity == AER_CORRECTABLE ? "Corrected" :
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__entry->severity == AER_FATAL ?
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"Fatal" : "Uncorrected, non-fatal",
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__entry->severity == AER_CORRECTABLE ?
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__print_flags(__entry->status, "|", aer_correctable_errors) :
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__print_flags(__entry->status, "|", aer_uncorrectable_errors),
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__entry->tlp_header_valid ?
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__print_array(__entry->tlp_header, 4, 4) :
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"Not available")
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);
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/*
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* memory-failure recovery action result event
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*
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* unsigned long pfn - Page Frame Number of the corrupted page
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* int type - Page types of the corrupted page
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* int result - Result of recovery action
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*/
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#ifdef CONFIG_MEMORY_FAILURE
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#define MF_ACTION_RESULT \
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EM ( MF_IGNORED, "Ignored" ) \
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EM ( MF_FAILED, "Failed" ) \
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EM ( MF_DELAYED, "Delayed" ) \
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EMe ( MF_RECOVERED, "Recovered" )
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#define MF_PAGE_TYPE \
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EM ( MF_MSG_KERNEL, "reserved kernel page" ) \
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EM ( MF_MSG_KERNEL_HIGH_ORDER, "high-order kernel page" ) \
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EM ( MF_MSG_SLAB, "kernel slab page" ) \
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EM ( MF_MSG_DIFFERENT_COMPOUND, "different compound page after locking" ) \
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EM ( MF_MSG_POISONED_HUGE, "huge page already hardware poisoned" ) \
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EM ( MF_MSG_HUGE, "huge page" ) \
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EM ( MF_MSG_FREE_HUGE, "free huge page" ) \
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EM ( MF_MSG_UNMAP_FAILED, "unmapping failed page" ) \
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EM ( MF_MSG_DIRTY_SWAPCACHE, "dirty swapcache page" ) \
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EM ( MF_MSG_CLEAN_SWAPCACHE, "clean swapcache page" ) \
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EM ( MF_MSG_DIRTY_MLOCKED_LRU, "dirty mlocked LRU page" ) \
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EM ( MF_MSG_CLEAN_MLOCKED_LRU, "clean mlocked LRU page" ) \
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EM ( MF_MSG_DIRTY_UNEVICTABLE_LRU, "dirty unevictable LRU page" ) \
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EM ( MF_MSG_CLEAN_UNEVICTABLE_LRU, "clean unevictable LRU page" ) \
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EM ( MF_MSG_DIRTY_LRU, "dirty LRU page" ) \
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EM ( MF_MSG_CLEAN_LRU, "clean LRU page" ) \
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EM ( MF_MSG_TRUNCATED_LRU, "already truncated LRU page" ) \
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EM ( MF_MSG_BUDDY, "free buddy page" ) \
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EM ( MF_MSG_BUDDY_2ND, "free buddy page (2nd try)" ) \
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EMe ( MF_MSG_UNKNOWN, "unknown page" )
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/*
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* First define the enums in MM_ACTION_RESULT to be exported to userspace
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* via TRACE_DEFINE_ENUM().
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*/
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#undef EM
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#undef EMe
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#define EM(a, b) TRACE_DEFINE_ENUM(a);
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#define EMe(a, b) TRACE_DEFINE_ENUM(a);
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MF_ACTION_RESULT
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MF_PAGE_TYPE
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/*
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* Now redefine the EM() and EMe() macros to map the enums to the strings
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* that will be printed in the output.
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*/
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#undef EM
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#undef EMe
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#define EM(a, b) { a, b },
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#define EMe(a, b) { a, b }
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TRACE_EVENT(memory_failure_event,
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TP_PROTO(unsigned long pfn,
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int type,
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int result),
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TP_ARGS(pfn, type, result),
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TP_STRUCT__entry(
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__field(unsigned long, pfn)
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__field(int, type)
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__field(int, result)
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),
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TP_fast_assign(
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__entry->pfn = pfn;
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__entry->type = type;
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__entry->result = result;
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),
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TP_printk("pfn %#lx: recovery action for %s: %s",
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__entry->pfn,
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__print_symbolic(__entry->type, MF_PAGE_TYPE),
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__print_symbolic(__entry->result, MF_ACTION_RESULT)
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)
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);
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#endif /* CONFIG_MEMORY_FAILURE */
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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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