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authorChen, Gong <gong.chen@linux.intel.com>2014-06-17 22:33:07 -0400
committerTony Luck <tony.luck@intel.com>2014-06-25 13:26:47 -0700
commit2dfb7d51a61d7ca91b131c8db612f27d9390f2d5 (patch)
treeb2e9375f1ffaf2dc93418d78c27b6a13b34c8e88 /include/ras
parentd963cd95bea93b7db9390a71d1e2cabbb3b2c3ea (diff)
downloadlinux-linaro-stable-2dfb7d51a61d7ca91b131c8db612f27d9390f2d5.tar.gz
trace, RAS: Add eMCA trace event interface
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>
Diffstat (limited to 'include/ras')
-rw-r--r--include/ras/ras_event.h64
1 files changed, 64 insertions, 0 deletions
diff --git a/include/ras/ras_event.h b/include/ras/ras_event.h
index acbcbb88eaaa..47da53c27ffa 100644
--- a/include/ras/ras_event.h
+++ b/include/ras/ras_event.h
@@ -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