/* SPDX-License-Identifier: GPL-2.0 */ #undef TRACE_SYSTEM #define TRACE_SYSTEM ras #define TRACE_INCLUDE_FILE ras_event #if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_HW_EVENT_MC_H #include <linux/tracepoint.h> #include <linux/edac.h> #include <linux/ktime.h> #include <linux/pci.h> #include <linux/aer.h> #include <linux/cper.h> #include <linux/mm.h> /* * MCE Extended Error Log trace event * * These events are generated when hardware detects a corrected or * uncorrected event. */ /* memory trace event */ #if defined(CONFIG_ACPI_EXTLOG) || defined(CONFIG_ACPI_EXTLOG_MODULE) TRACE_EVENT(extlog_mem_event, TP_PROTO(struct cper_sec_mem_err *mem, u32 err_seq, const guid_t *fru_id, const char *fru_text, u8 sev), TP_ARGS(mem, err_seq, fru_id, fru_text, sev), TP_STRUCT__entry( __field(u32, err_seq) __field(u8, etype) __field(u8, sev) __field(u64, pa) __field(u8, pa_mask_lsb) __field_struct(guid_t, fru_id) __string(fru_text, fru_text) __field_struct(struct cper_mem_err_compact, data) ), TP_fast_assign( __entry->err_seq = err_seq; if (mem->validation_bits & CPER_MEM_VALID_ERROR_TYPE) __entry->etype = mem->error_type; else __entry->etype = ~0; __entry->sev = sev; if (mem->validation_bits & CPER_MEM_VALID_PA) __entry->pa = mem->physical_addr; else __entry->pa = ~0ull; if (mem->validation_bits & CPER_MEM_VALID_PA_MASK) __entry->pa_mask_lsb = (u8)__ffs64(mem->physical_addr_mask); else __entry->pa_mask_lsb = ~0; __entry->fru_id = *fru_id; __assign_str(fru_text, fru_text); cper_mem_err_pack(mem, &__entry->data); ), TP_printk("{%d} %s error: %s physical addr: %016llx (mask lsb: %x) %sFRU: %pUl %.20s", __entry->err_seq, cper_severity_str(__entry->sev), cper_mem_err_type_str(__entry->etype), __entry->pa, __entry->pa_mask_lsb, cper_mem_err_unpack(p, &__entry->data), &__entry->fru_id, __get_str(fru_text)) ); #endif /* * Hardware Events Report * * Those events are generated when hardware detected a corrected or * uncorrected event, and are meant to replace the current API to report * errors defined on both EDAC and MCE subsystems. * * FIXME: Add events for handling memory errors originated from the * MCE subsystem. */ /* * Hardware-independent Memory Controller specific events */ /* * Default error mechanisms for Memory Controller errors (CE and UE) */ TRACE_EVENT(mc_event, TP_PROTO(const unsigned int err_type, const char *error_msg, const char *label, const int error_count, const u8 mc_index, const s8 top_layer, const s8 mid_layer, const s8 low_layer, unsigned long address, const u8 grain_bits, unsigned long syndrome, const char *driver_detail), TP_ARGS(err_type, error_msg, label, error_count, mc_index, top_layer, mid_layer, low_layer, address, grain_bits, syndrome, driver_detail), TP_STRUCT__entry( __field( unsigned int, error_type ) __string( msg, error_msg ) __string( label, label ) __field( u16, error_count ) __field( u8, mc_index ) __field( s8, top_layer ) __field( s8, middle_layer ) __field( s8, lower_layer ) __field( long, address ) __field( u8, grain_bits ) __field( long, syndrome ) __string( driver_detail, driver_detail ) ), TP_fast_assign( __entry->error_type = err_type; __assign_str(msg, error_msg); __assign_str(label, label); __entry->error_count = error_count; __entry->mc_index = mc_index; __entry->top_layer = top_layer; __entry->middle_layer = mid_layer; __entry->lower_layer = low_layer; __entry->address = address; __entry->grain_bits = grain_bits; __entry->syndrome = syndrome; __assign_str(driver_detail, driver_detail); ), 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)", __entry->error_count, mc_event_error_type(__entry->error_type), __entry->error_count > 1 ? "s" : "", __get_str(msg)[0] ? " " : "", __get_str(msg), __get_str(label), __entry->mc_index, __entry->top_layer, __entry->middle_layer, __entry->lower_layer, __entry->address, 1 << __entry->grain_bits, __entry->syndrome, __get_str(driver_detail)[0] ? " " : "", __get_str(driver_detail)) ); /* * ARM Processor Events Report * * This event is generated when hardware detects an ARM processor error * has occurred. UEFI 2.6 spec section N.2.4.4. */ TRACE_EVENT(arm_event, TP_PROTO(const struct cper_sec_proc_arm *proc), TP_ARGS(proc), TP_STRUCT__entry( __field(u64, mpidr) __field(u64, midr) __field(u32, running_state) __field(u32, psci_state) __field(u8, affinity) ), TP_fast_assign( if (proc->validation_bits & CPER_ARM_VALID_AFFINITY_LEVEL) __entry->affinity = proc->affinity_level; else __entry->affinity = ~0; if (proc->validation_bits & CPER_ARM_VALID_MPIDR) __entry->mpidr = proc->mpidr; else __entry->mpidr = 0ULL; __entry->midr = proc->midr; if (proc->validation_bits & CPER_ARM_VALID_RUNNING_STATE) { __entry->running_state = proc->running_state; __entry->psci_state = proc->psci_state; } else { __entry->running_state = ~0; __entry->psci_state = ~0; } ), TP_printk("affinity level: %d; MPIDR: %016llx; MIDR: %016llx; " "running state: %d; PSCI state: %d", __entry->affinity, __entry->mpidr, __entry->midr, __entry->running_state, __entry->psci_state) ); /* * Non-Standard Section Report * * This event is generated when hardware detected a hardware * error event, which may be of non-standard section as defined * in UEFI spec appendix "Common Platform Error Record", or may * be of sections for which TRACE_EVENT is not defined. * */ TRACE_EVENT(non_standard_event, TP_PROTO(const guid_t *sec_type, const guid_t *fru_id, const char *fru_text, const u8 sev, const u8 *err, const u32 len), TP_ARGS(sec_type, fru_id, fru_text, sev, err, len), TP_STRUCT__entry( __array(char, sec_type, UUID_SIZE) __array(char, fru_id, UUID_SIZE) __string(fru_text, fru_text) __field(u8, sev) __field(u32, len) __dynamic_array(u8, buf, len) ), TP_fast_assign( memcpy(__entry->sec_type, sec_type, UUID_SIZE); memcpy(__entry->fru_id, fru_id, UUID_SIZE); __assign_str(fru_text, fru_text); __entry->sev = sev; __entry->len = len; memcpy(__get_dynamic_array(buf), err, len); ), TP_printk("severity: %d; sec type:%pU; FRU: %pU %s; data len:%d; raw data:%s", __entry->sev, __entry->sec_type, __entry->fru_id, __get_str(fru_text), __entry->len, __print_hex(__get_dynamic_array(buf), __entry->len)) ); /* * PCIe AER Trace event * * These events are generated when hardware detects a corrected or * uncorrected event on a PCIe device. The event report has * the following structure: * * char * dev_name - The name of the slot where the device resides * ([domain:]bus:device.function). * u32 status - Either the correctable or uncorrectable register * indicating what error or errors have been seen * u8 severity - error severity 0:NONFATAL 1:FATAL 2:CORRECTED */ #define aer_correctable_errors \ {PCI_ERR_COR_RCVR, "Receiver Error"}, \ {PCI_ERR_COR_BAD_TLP, "Bad TLP"}, \ {PCI_ERR_COR_BAD_DLLP, "Bad DLLP"}, \ {PCI_ERR_COR_REP_ROLL, "RELAY_NUM Rollover"}, \ {PCI_ERR_COR_REP_TIMER, "Replay Timer Timeout"}, \ {PCI_ERR_COR_ADV_NFAT, "Advisory Non-Fatal Error"}, \ {PCI_ERR_COR_INTERNAL, "Corrected Internal Error"}, \ {PCI_ERR_COR_LOG_OVER, "Header Log Overflow"} #define aer_uncorrectable_errors \ {PCI_ERR_UNC_UND, "Undefined"}, \ {PCI_ERR_UNC_DLP, "Data Link Protocol Error"}, \ {PCI_ERR_UNC_SURPDN, "Surprise Down Error"}, \ {PCI_ERR_UNC_POISON_TLP,"Poisoned TLP"}, \ {PCI_ERR_UNC_FCP, "Flow Control Protocol Error"}, \ {PCI_ERR_UNC_COMP_TIME, "Completion Timeout"}, \ {PCI_ERR_UNC_COMP_ABORT,"Completer Abort"}, \ {PCI_ERR_UNC_UNX_COMP, "Unexpected Completion"}, \ {PCI_ERR_UNC_RX_OVER, "Receiver Overflow"}, \ {PCI_ERR_UNC_MALF_TLP, "Malformed TLP"}, \ {PCI_ERR_UNC_ECRC, "ECRC Error"}, \ {PCI_ERR_UNC_UNSUP, "Unsupported Request Error"}, \ {PCI_ERR_UNC_ACSV, "ACS Violation"}, \ {PCI_ERR_UNC_INTN, "Uncorrectable Internal Error"},\ {PCI_ERR_UNC_MCBTLP, "MC Blocked TLP"}, \ {PCI_ERR_UNC_ATOMEG, "AtomicOp Egress Blocked"}, \ {PCI_ERR_UNC_TLPPRE, "TLP Prefix Blocked Error"} TRACE_EVENT(aer_event, TP_PROTO(const char *dev_name, const u32 status, const u8 severity, const u8 tlp_header_valid, struct aer_header_log_regs *tlp), TP_ARGS(dev_name, status, severity, tlp_header_valid, tlp), TP_STRUCT__entry( __string( dev_name, dev_name ) __field( u32, status ) __field( u8, severity ) __field( u8, tlp_header_valid) __array( u32, tlp_header, 4 ) ), TP_fast_assign( __assign_str(dev_name, dev_name); __entry->status = status; __entry->severity = severity; __entry->tlp_header_valid = tlp_header_valid; if (tlp_header_valid) { __entry->tlp_header[0] = tlp->dw0; __entry->tlp_header[1] = tlp->dw1; __entry->tlp_header[2] = tlp->dw2; __entry->tlp_header[3] = tlp->dw3; } ), TP_printk("%s PCIe Bus Error: severity=%s, %s, TLP Header=%s\n", __get_str(dev_name), __entry->severity == AER_CORRECTABLE ? "Corrected" : __entry->severity == AER_FATAL ? "Fatal" : "Uncorrected, non-fatal", __entry->severity == AER_CORRECTABLE ? __print_flags(__entry->status, "|", aer_correctable_errors) : __print_flags(__entry->status, "|", aer_uncorrectable_errors), __entry->tlp_header_valid ? __print_array(__entry->tlp_header, 4, 4) : "Not available") ); /* * memory-failure recovery action result event * * unsigned long pfn - Page Frame Number of the corrupted page * int type - Page types of the corrupted page * int result - Result of recovery action */ #ifdef CONFIG_MEMORY_FAILURE #define MF_ACTION_RESULT \ EM ( MF_IGNORED, "Ignored" ) \ EM ( MF_FAILED, "Failed" ) \ EM ( MF_DELAYED, "Delayed" ) \ EMe ( MF_RECOVERED, "Recovered" ) #define MF_PAGE_TYPE \ EM ( MF_MSG_KERNEL, "reserved kernel page" ) \ EM ( MF_MSG_KERNEL_HIGH_ORDER, "high-order kernel page" ) \ EM ( MF_MSG_SLAB, "kernel slab page" ) \ EM ( MF_MSG_DIFFERENT_COMPOUND, "different compound page after locking" ) \ EM ( MF_MSG_POISONED_HUGE, "huge page already hardware poisoned" ) \ EM ( MF_MSG_HUGE, "huge page" ) \ EM ( MF_MSG_FREE_HUGE, "free huge page" ) \ EM ( MF_MSG_UNMAP_FAILED, "unmapping failed page" ) \ EM ( MF_MSG_DIRTY_SWAPCACHE, "dirty swapcache page" ) \ EM ( MF_MSG_CLEAN_SWAPCACHE, "clean swapcache page" ) \ EM ( MF_MSG_DIRTY_MLOCKED_LRU, "dirty mlocked LRU page" ) \ EM ( MF_MSG_CLEAN_MLOCKED_LRU, "clean mlocked LRU page" ) \ EM ( MF_MSG_DIRTY_UNEVICTABLE_LRU, "dirty unevictable LRU page" ) \ EM ( MF_MSG_CLEAN_UNEVICTABLE_LRU, "clean unevictable LRU page" ) \ EM ( MF_MSG_DIRTY_LRU, "dirty LRU page" ) \ EM ( MF_MSG_CLEAN_LRU, "clean LRU page" ) \ EM ( MF_MSG_TRUNCATED_LRU, "already truncated LRU page" ) \ EM ( MF_MSG_BUDDY, "free buddy page" ) \ EM ( MF_MSG_BUDDY_2ND, "free buddy page (2nd try)" ) \ EMe ( MF_MSG_UNKNOWN, "unknown page" ) /* * First define the enums in MM_ACTION_RESULT to be exported to userspace * via TRACE_DEFINE_ENUM(). */ #undef EM #undef EMe #define EM(a, b) TRACE_DEFINE_ENUM(a); #define EMe(a, b) TRACE_DEFINE_ENUM(a); MF_ACTION_RESULT MF_PAGE_TYPE /* * Now redefine the EM() and EMe() macros to map the enums to the strings * that will be printed in the output. */ #undef EM #undef EMe #define EM(a, b) { a, b }, #define EMe(a, b) { a, b } TRACE_EVENT(memory_failure_event, TP_PROTO(unsigned long pfn, int type, int result), TP_ARGS(pfn, type, result), TP_STRUCT__entry( __field(unsigned long, pfn) __field(int, type) __field(int, result) ), TP_fast_assign( __entry->pfn = pfn; __entry->type = type; __entry->result = result; ), TP_printk("pfn %#lx: recovery action for %s: %s", __entry->pfn, __print_symbolic(__entry->type, MF_PAGE_TYPE), __print_symbolic(__entry->result, MF_ACTION_RESULT) ) ); #endif /* CONFIG_MEMORY_FAILURE */ #endif /* _TRACE_HW_EVENT_MC_H */ /* This part must be outside protection */ #include <trace/define_trace.h>