diff options
Diffstat (limited to 'x86-cpu-x86-pti-Do-not-enable-PTI-on-AMD-processors.patch')
| -rw-r--r-- | x86-cpu-x86-pti-Do-not-enable-PTI-on-AMD-processors.patch | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/x86-cpu-x86-pti-Do-not-enable-PTI-on-AMD-processors.patch b/x86-cpu-x86-pti-Do-not-enable-PTI-on-AMD-processors.patch new file mode 100644 index 000000000000..d6ac8b188657 --- /dev/null +++ b/x86-cpu-x86-pti-Do-not-enable-PTI-on-AMD-processors.patch @@ -0,0 +1,15 @@ +diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c +index c47de4e..7d9e3b0 100644 +--- a/arch/x86/kernel/cpu/common.c ++++ b/arch/x86/kernel/cpu/common.c +@@ -923,8 +923,8 @@ static void __init early_identify_cpu(struct cpuinfo_x86 *c) + + setup_force_cpu_cap(X86_FEATURE_ALWAYS); + +- /* Assume for now that ALL x86 CPUs are insecure */ +- setup_force_cpu_bug(X86_BUG_CPU_INSECURE); ++ if (c->x86_vendor != X86_VENDOR_AMD) ++ setup_force_cpu_bug(X86_BUG_CPU_INSECURE); + + fpu__init_system(c); + |