linux-kernel - [PATCH 2/2] KVM: TDX: Remove redundant definitions of TDX_TD_ATTR

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Message-ID: <20250708080314.43081-3-xiaoyao.li@intel.com>
Date: Tue,  8 Jul 2025 16:03:14 +0800
From: Xiaoyao Li <xiaoyao.li@...el.com>
To: Dave Hansen <dave.hansen@...ux.intel.com>,
	Sean Christopherson <seanjc@...gle.com>,
	Paolo Bonzini <pbonzini@...hat.com>
Cc: linux-kernel@...r.kernel.org,
	linux-coco@...ts.linux.dev,
	kvm@...r.kernel.org,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Xiaoyao Li <xiaoyao.li@...el.com>,
	rick.p.edgecombe@...el.com,
	Kai Huang <kai.huang@...el.com>,
	binbin.wu@...ux.intel.com,
	yan.y.zhao@...el.com,
	reinette.chatre@...el.com,
	isaku.yamahata@...el.com,
	adrian.hunter@...el.com,
	tony.lindgren@...el.com
Subject: [PATCH 2/2] KVM: TDX: Remove redundant definitions of TDX_TD_ATTR_*

There are definitions of TD attributes bits inside asm/shared/tdx.h as
TDX_ATTR_*.

Remove KVM's definitions and use the ones in asm/shared/tdx.h

Reviewed-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
Signed-off-by: Xiaoyao Li <xiaoyao.li@...el.com>
---
 arch/x86/kvm/vmx/tdx.c      | 4 ++--
 arch/x86/kvm/vmx/tdx_arch.h | 6 ------
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kvm/vmx/tdx.c b/arch/x86/kvm/vmx/tdx.c
index c539c2e6109f..efb7d589b672 100644
--- a/arch/x86/kvm/vmx/tdx.c
+++ b/arch/x86/kvm/vmx/tdx.c
@@ -62,7 +62,7 @@ void tdh_vp_wr_failed(struct vcpu_tdx *tdx, char *uclass, char *op, u32 field,
 	pr_err("TDH_VP_WR[%s.0x%x]%s0x%llx failed: 0x%llx\n", uclass, field, op, val, err);
 }
 
-#define KVM_SUPPORTED_TD_ATTRS (TDX_TD_ATTR_SEPT_VE_DISABLE)
+#define KVM_SUPPORTED_TD_ATTRS (TDX_ATTR_SEPT_VE_DISABLE)
 
 static __always_inline struct kvm_tdx *to_kvm_tdx(struct kvm *kvm)
 {
@@ -700,7 +700,7 @@ int tdx_vcpu_create(struct kvm_vcpu *vcpu)
 	vcpu->arch.l1_tsc_scaling_ratio = kvm_tdx->tsc_multiplier;
 
 	vcpu->arch.guest_state_protected =
-		!(to_kvm_tdx(vcpu->kvm)->attributes & TDX_TD_ATTR_DEBUG);
+		!(to_kvm_tdx(vcpu->kvm)->attributes & TDX_ATTR_DEBUG);
 
 	if ((kvm_tdx->xfam & XFEATURE_MASK_XTILE) == XFEATURE_MASK_XTILE)
 		vcpu->arch.xfd_no_write_intercept = true;
diff --git a/arch/x86/kvm/vmx/tdx_arch.h b/arch/x86/kvm/vmx/tdx_arch.h
index a30e880849e3..350143b9b145 100644
--- a/arch/x86/kvm/vmx/tdx_arch.h
+++ b/arch/x86/kvm/vmx/tdx_arch.h
@@ -75,12 +75,6 @@ struct tdx_cpuid_value {
 	u32 edx;
 } __packed;
 
-#define TDX_TD_ATTR_DEBUG		BIT_ULL(0)
-#define TDX_TD_ATTR_SEPT_VE_DISABLE	BIT_ULL(28)
-#define TDX_TD_ATTR_PKS			BIT_ULL(30)
-#define TDX_TD_ATTR_KL			BIT_ULL(31)
-#define TDX_TD_ATTR_PERFMON		BIT_ULL(63)
-
 #define TDX_EXT_EXIT_QUAL_TYPE_MASK	GENMASK(3, 0)
 #define TDX_EXT_EXIT_QUAL_TYPE_PENDING_EPT_VIOLATION  6
 /*
-- 
2.43.0