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-rw-r--r--arch/x86/include/asm/mce.h5
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_amd.c6
2 files changed, 8 insertions, 3 deletions
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index a09ed05725c2..528f6ec897cb 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -356,12 +356,13 @@ struct smca_hwid {
unsigned int bank_type; /* Use with smca_bank_types for easy indexing. */
u32 hwid_mcatype; /* (hwid,mcatype) tuple */
u32 xec_bitmap; /* Bitmap of valid ExtErrorCodes; current max is 21. */
+ u8 count; /* Number of instances. */
};
struct smca_bank {
struct smca_hwid *hwid;
- /* Instance ID */
- u32 id;
+ u32 id; /* Value of MCA_IPID[InstanceId]. */
+ u8 sysfs_id; /* Value used for sysfs name. */
};
extern struct smca_bank smca_banks[MAX_NR_BANKS];
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index a5fd137417a2..776379e4a39c 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -192,6 +192,7 @@ static void get_smca_bank_info(unsigned int bank)
smca_banks[bank].hwid = s_hwid;
smca_banks[bank].id = instance_id;
+ smca_banks[bank].sysfs_id = s_hwid->count++;
break;
}
}
@@ -1064,9 +1065,12 @@ static const char *get_name(unsigned int bank, struct threshold_block *b)
return NULL;
}
+ if (smca_banks[bank].hwid->count == 1)
+ return smca_get_name(bank_type);
+
snprintf(buf_mcatype, MAX_MCATYPE_NAME_LEN,
"%s_%x", smca_get_name(bank_type),
- smca_banks[bank].id);
+ smca_banks[bank].sysfs_id);
return buf_mcatype;
}