From 79349f529ab1a629b9e43e81b4a5b2c22d1e9a65 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Tue, 1 Nov 2016 17:33:00 +0100 Subject: [PATCH] x86/RAS: Simplify SMCA bank descriptor struct Call the struct simply smca_bank, it's instance ID can be simply ->id. Makes the code much more readable. Signed-off-by: Borislav Petkov Tested-by: Yazen Ghannam Link: http://lkml.kernel.org/r/20161103125556.15482-1-bp@alien8.de Signed-off-by: Thomas Gleixner --- arch/x86/include/asm/mce.h | 7 ++++--- arch/x86/kernel/cpu/mcheck/mce_amd.c | 10 +++++----- 2 files changed, 9 insertions(+), 8 deletions(-) diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h index 9bd7ff5ffbcc..4d97875d9543 100644 --- a/arch/x86/include/asm/mce.h +++ b/arch/x86/include/asm/mce.h @@ -371,12 +371,13 @@ struct smca_hwid_mcatype { u32 xec_bitmap; /* Bitmap of valid ExtErrorCodes; current max is 21. */ }; -struct smca_bank_info { +struct smca_bank { struct smca_hwid_mcatype *type; - u32 type_instance; + /* Instance ID */ + u32 id; }; -extern struct smca_bank_info smca_banks[MAX_NR_BANKS]; +extern struct smca_bank smca_banks[MAX_NR_BANKS]; #endif diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c index 9b5403462936..ac2f4f2cad18 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_amd.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c @@ -116,7 +116,7 @@ static struct smca_hwid_mcatype smca_hwid_mcatypes[] = { { SMCA_SMU, HWID_MCATYPE(0x01, 0x0), 0x1 }, }; -struct smca_bank_info smca_banks[MAX_NR_BANKS]; +struct smca_bank smca_banks[MAX_NR_BANKS]; EXPORT_SYMBOL_GPL(smca_banks); /* @@ -150,14 +150,14 @@ static void get_smca_bank_info(unsigned int bank) { unsigned int i, hwid_mcatype, cpu = smp_processor_id(); struct smca_hwid_mcatype *type; - u32 high, instanceId; + u32 high, instance_id; u16 hwid, mcatype; /* Collect bank_info using CPU 0 for now. */ if (cpu) return; - if (rdmsr_safe_on_cpu(cpu, MSR_AMD64_SMCA_MCx_IPID(bank), &instanceId, &high)) { + if (rdmsr_safe_on_cpu(cpu, MSR_AMD64_SMCA_MCx_IPID(bank), &instance_id, &high)) { pr_warn("Failed to read MCA_IPID for bank %d\n", bank); return; } @@ -170,7 +170,7 @@ static void get_smca_bank_info(unsigned int bank) type = &smca_hwid_mcatypes[i]; if (hwid_mcatype == type->hwid_mcatype) { smca_banks[bank].type = type; - smca_banks[bank].type_instance = instanceId; + smca_banks[bank].id = instance_id; break; } } @@ -839,7 +839,7 @@ static const char *get_name(unsigned int bank, struct threshold_block *b) snprintf(buf_mcatype, MAX_MCATYPE_NAME_LEN, "%s_%x", smca_bank_names[bank_type].name, - smca_banks[bank].type_instance); + smca_banks[bank].id); return buf_mcatype; }