[PATCH v2 07/20] KVM: x86: Move KVM_MAX_MCE_BANKS to header file

From: Binbin Wu
Date: Wed Feb 26 2025 - 20:20:55 EST


From: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>

Move KVM_MAX_MCE_BANKS to header file so that it can be used for TDX in
a future patch.

Signed-off-by: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
[binbin: split into new patch]
Signed-off-by: Binbin Wu <binbin.wu@xxxxxxxxxxxxxxx>
---
TDX "the rest" v2:
- No Change.

TDX "the rest" v1:
- New patch. Split from "KVM: TDX: Implement callbacks for MSR operations for TDX". (Sean)
https://lore.kernel.org/kvm/Zg1yPIV6cVJrwGxX@xxxxxxxxxx/
---
arch/x86/kvm/x86.c | 1 -
arch/x86/kvm/x86.h | 2 ++
2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 33b64b65c166..1bd7977006c9 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -90,7 +90,6 @@
#include "trace.h"

#define MAX_IO_MSRS 256
-#define KVM_MAX_MCE_BANKS 32

/*
* Note, kvm_caps fields should *never* have default values, all fields must be
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 72b4cee27d02..772d5c320be1 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -10,6 +10,8 @@
#include "kvm_emulate.h"
#include "cpuid.h"

+#define KVM_MAX_MCE_BANKS 32
+
struct kvm_caps {
/* control of guest tsc rate supported? */
bool has_tsc_control;
--
2.46.0