From 68efdad05e90897936f1a3e7e2de6fc06290ce54 Mon Sep 17 00:00:00 2001 From: coolsnowwolf Date: Tue, 26 Nov 2019 14:07:57 +0800 Subject: [PATCH] x86: fix Ryzen TR3 3960X/3970X boot issue --- .../x86/patches-4.19/700-fix-ryzen-tr3-mce.patch | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 target/linux/x86/patches-4.19/700-fix-ryzen-tr3-mce.patch diff --git a/target/linux/x86/patches-4.19/700-fix-ryzen-tr3-mce.patch b/target/linux/x86/patches-4.19/700-fix-ryzen-tr3-mce.patch new file mode 100644 index 000000000..6e4bcb25e --- /dev/null +++ b/target/linux/x86/patches-4.19/700-fix-ryzen-tr3-mce.patch @@ -0,0 +1,15 @@ +diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c +index 4f790c375580..ee0f211b5074 100644 +--- a/arch/x86/kernel/cpu/mce/amd.c ++++ b/arch/x86/kernel/cpu/mce/amd.c +@@ -266,7 +266,7 @@ static void smca_configure(unsigned int bank, unsigned int cpu) + smca_set_misc_banks_map(bank, cpu); + + /* Return early if this bank was already initialized. */ +- if (smca_banks[bank].hwid) ++ if (smca_banks[bank].hwid && smca_banks[bank].hwid->hwid_mcatype != 0) + return; + + if (rdmsr_safe_on_cpu(cpu, MSR_AMD64_SMCA_MCx_IPID(bank), &low, &high)) { +-- +2.17.1 \ No newline at end of file