We need to know number of KeyIDs before KALSR is initialized. Number of
KeyIDs would determinate how much address space would be needed for
per-KeyID direct mapping.
KALSR initialization happens before full CPU initizliation is complete.
Move detect_tme() call to early_init_intel().
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/cpu/intel.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index 75e3b2602b4a..39830806dd42 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -158,6 +158,8 @@ static bool bad_spectre_microcode(struct cpuinfo_x86 *c)
return false;
}
+static void detect_tme(struct cpuinfo_x86 *c);
+
static void early_init_intel(struct cpuinfo_x86 *c)
{
u64 misc_enable;
@@ -301,6 +303,9 @@ static void early_init_intel(struct cpuinfo_x86 *c)
}
check_mpx_erratum(c);
+
+ if (cpu_has(c, X86_FEATURE_TME))
+ detect_tme(c);
}
#ifdef CONFIG_X86_32
@@ -766,9 +771,6 @@ static void init_intel(struct cpuinfo_x86 *c)
if (cpu_has(c, X86_FEATURE_VMX))
detect_vmx_virtcap(c);
- if (cpu_has(c, X86_FEATURE_TME))
- detect_tme(c);
-
init_intel_energy_perf(c);
init_intel_misc_features(c);
--
2.18.0
