linux-kernel - [PATCHv2 0/4] x86/tdx: Adjust TD settings on boot

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Message-ID: <20240325104607.2653307-1-kirill.shutemov@linux.intel.com>
Date: Mon, 25 Mar 2024 12:46:03 +0200
From: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To: tglx@...utronix.de,
	mingo@...hat.com,
	bp@...en8.de,
	dave.hansen@...el.com
Cc: sathyanarayanan.kuppuswamy@...ux.intel.com,
	hpa@...or.com,
	seanjc@...gle.com,
	elena.reshetova@...el.com,
	rick.p.edgecombe@...el.com,
	x86@...nel.org,
	linux-kernel@...r.kernel.org,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Subject: [PATCHv2 0/4] x86/tdx: Adjust TD settings on boot

Adjust TD setting on boot:

  - Disable EPT violation #VE on private memory if TD can
    control it;

  - Enable virtualization of topology-related CPUID leafs
    X2APIC_APICID MSR;

v2:
  - Rebased;
  - Allow write to TDCS_TD_CTLS to fail;
  - Adjust commit messages;

Kirill A. Shutemov (4):
  x86/tdx: Introduce tdg_vm_wr()
  x86/tdx: Rename tdx_parse_tdinfo() to tdx_setup()
  x86/tdx: Handle PENDING_EPT_VIOLATION_V2
  x86/tdx: Enable ENUM_TOPOLOGY

 arch/x86/coco/tdx/tdx.c           | 125 ++++++++++++++++++++++++++----
 arch/x86/include/asm/shared/tdx.h |  21 ++++-
 2 files changed, 131 insertions(+), 15 deletions(-)

-- 
2.43.0