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trace, RAS: Add eMCA trace event interface

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Add trace interface to elaborate all H/W error related information.

Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Acked-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Chen, Gong
2014-06-17 22:33:07 -04:00
committed by Tony Luck
parent d963cd95be
commit 2dfb7d51a6
6 changed files with 158 additions and 8 deletions
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64
include/ras/ras_event.h
View File

@@ -9,6 +9,70 @@
#include <linux/edac.h>
#include <linux/ktime.h>
#include <linux/aer.h>
#include <linux/cper.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