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Release 4.12 include/ras/ras_event.h

Directory: include/ras

#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 uuid_le *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(uuid_le, 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))
);

/*
 * 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),

	TP_ARGS(dev_name, status, severity),

	TP_STRUCT__entry(
                __string(       dev_name,       dev_name        )
                __field(        u32,            status          )
                __field(        u8,             severity        )
        ),

	TP_fast_assign(
                __assign_str(dev_name, dev_name);
                __entry->status         = status;
                __entry->severity       = severity;
        ),

	TP_printk("%s PCIe Bus Error: severity=%s, %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))
);

/*
 * 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>

Overall Contributors

PersonTokensPropCommitsCommitProp
Xie XiuQi14947.15%111.11%
Chen Gong8526.90%555.56%
Mauro Carvalho Chehab8025.32%222.22%
Daniel Bristot de Oliveira20.63%111.11%
Total316100.00%9100.00%
Directory: include/ras
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