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authorBrijesh Singh <brijesh.singh@amd.com>2021-04-27 06:16:36 -0500
committerBorislav Petkov <bp@suse.de>2021-05-10 07:51:38 +0200
commit059e5c321a65657877924256ea8ad9c0df257b45 (patch)
treebaf55d5ab2a94353141323f27afc43bd9dcc58a0 /arch/x86/kernel/cpu/mtrr
parentb81fc74d53d1248de6db3136dd6b29e5d5528021 (diff)
x86/msr: Rename MSR_K8_SYSCFG to MSR_AMD64_SYSCFG
The SYSCFG MSR continued being updated beyond the K8 family; drop the K8 name from it. Suggested-by: Borislav Petkov <bp@alien8.de> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Joerg Roedel <jroedel@suse.de> Link: https://lkml.kernel.org/r/20210427111636.1207-4-brijesh.singh@amd.com
Diffstat (limited to 'arch/x86/kernel/cpu/mtrr')
-rw-r--r--arch/x86/kernel/cpu/mtrr/cleanup.c2
-rw-r--r--arch/x86/kernel/cpu/mtrr/generic.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c
index 0c3b372318b7..b5f43049fa5f 100644
--- a/arch/x86/kernel/cpu/mtrr/cleanup.c
+++ b/arch/x86/kernel/cpu/mtrr/cleanup.c
@@ -836,7 +836,7 @@ int __init amd_special_default_mtrr(void)
if (boot_cpu_data.x86 < 0xf)
return 0;
/* In case some hypervisor doesn't pass SYSCFG through: */
- if (rdmsr_safe(MSR_K8_SYSCFG, &l, &h) < 0)
+ if (rdmsr_safe(MSR_AMD64_SYSCFG, &l, &h) < 0)
return 0;
/*
* Memory between 4GB and top of mem is forced WB by this magic bit.
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index b90f3f437765..558108296f3c 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -53,13 +53,13 @@ static inline void k8_check_syscfg_dram_mod_en(void)
(boot_cpu_data.x86 >= 0x0f)))
return;
- rdmsr(MSR_K8_SYSCFG, lo, hi);
+ rdmsr(MSR_AMD64_SYSCFG, lo, hi);
if (lo & K8_MTRRFIXRANGE_DRAM_MODIFY) {
pr_err(FW_WARN "MTRR: CPU %u: SYSCFG[MtrrFixDramModEn]"
" not cleared by BIOS, clearing this bit\n",
smp_processor_id());
lo &= ~K8_MTRRFIXRANGE_DRAM_MODIFY;
- mtrr_wrmsr(MSR_K8_SYSCFG, lo, hi);
+ mtrr_wrmsr(MSR_AMD64_SYSCFG, lo, hi);
}
}