diff mbox series

[v2,01/24] KVM: x86/mmu: Implement memslot deletion for TDX

Message ID	20241112073426.21997-1-yan.y.zhao@intel.com (mailing list archive)
State	New
Headers	show Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 11C5820A5FB; Tue, 12 Nov 2024 07:37:02 +0000 (UTC) From: Yan Zhao <yan.y.zhao@intel.com> To: pbonzini@redhat.com, seanjc@google.com, kvm@vger.kernel.org, dave.hansen@linux.intel.com Cc: rick.p.edgecombe@intel.com, kai.huang@intel.com, adrian.hunter@intel.com, reinette.chatre@intel.com, xiaoyao.li@intel.com, tony.lindgren@intel.com, binbin.wu@linux.intel.com, dmatlack@google.com, isaku.yamahata@intel.com, isaku.yamahata@gmail.com, nik.borisov@suse.com, linux-kernel@vger.kernel.org, x86@kernel.org Subject: [PATCH v2 01/24] KVM: x86/mmu: Implement memslot deletion for TDX Date: Tue, 12 Nov 2024 15:34:26 +0800 Message-ID: <20241112073426.21997-1-yan.y.zhao@intel.com> In-Reply-To: <20241112073327.21979-1-yan.y.zhao@intel.com> References: <20241112073327.21979-1-yan.y.zhao@intel.com> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit
Series	TDX MMU Part 2 \| expand [v2,00/24] TDX MMU Part 2 [v2,01/24] KVM: x86/mmu: Implement memslot deletion for TDX [v2,02/24] KVM: x86/tdp_mmu: Add a helper function to walk down the TDP MMU [v2,03/24] KVM: x86/mmu: Do not enable page track for TD guest [v2,04/24] KVM: VMX: Split out guts of EPT violation to common/exposed function [v2,05/24] KVM: VMX: Teach EPT violation helper about private mem [v2,06/24] KVM: TDX: Add accessors VMX VMCS helpers [v2,07/24] KVM: TDX: Add load_mmu_pgd method for TDX [v2,08/24] KVM: TDX: Set gfn_direct_bits to shared bit [v2,09/24] x86/virt/tdx: Add SEAMCALL wrapper tdh_mem_sept_add() to add SEPT pages [v2,10/24] x86/virt/tdx: Add SEAMCALL wrappers to add TD private pages [v2,11/24] x86/virt/tdx: Add SEAMCALL wrappers to manage TDX TLB tracking [v2,12/24] x86/virt/tdx: Add SEAMCALL wrappers to remove a TD private page [v2,13/24] x86/virt/tdx: Add SEAMCALL wrappers for TD measurement of initial contents [v2,14/24] KVM: TDX: Require TDP MMU and mmio caching for TDX [v2,15/24] KVM: x86/mmu: Add setter for shadow_mmio_value [v2,16/24] KVM: TDX: Set per-VM shadow_mmio_value to 0 [v2,17/24] KVM: TDX: Handle TLB tracking for TDX [v2,18/24] KVM: TDX: Implement hooks to propagate changes of TDP MMU mirror page table [v2,19/24] KVM: TDX: Implement hook to get max mapping level of private pages [v2,20/24] KVM: x86/mmu: Export kvm_tdp_map_page() [v2,21/24] KVM: TDX: Add an ioctl to create initial guest memory [v2,22/24] KVM: TDX: Finalize VM initialization [v2,23/24] KVM: TDX: Handle vCPU dissociation [v2,24/24,HACK] KVM: TDX: Retry seamcall when TDX_OPERAND_BUSY with operand SEPT

Commit Message

Yan Zhao Nov. 12, 2024, 7:34 a.m. UTC

From: Rick Edgecombe <rick.p.edgecombe@intel.com>

Update attr_filter field to zap both private and shared mappings for TDX
when memslot is deleted.

Signed-off-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
Co-developed-by: Yan Zhao <yan.y.zhao@intel.com>
Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
---
TDX MMU part 2 v2:
 - Update commit msg.

TDX MMU part 2 v1:
 - Clarify TDX limits on zapping private memory (Sean)

Memslot quirk series:
 - New patch
---
 arch/x86/kvm/mmu/mmu.c | 1 +
 1 file changed, 1 insertion(+)

diff mbox series

Patch

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 2e253a488949..68bb78a2306c 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -7126,6 +7126,7 @@  static void kvm_mmu_zap_memslot(struct kvm *kvm,
 		.start = slot->base_gfn,
 		.end = slot->base_gfn + slot->npages,
 		.may_block = true,
+		.attr_filter = KVM_FILTER_PRIVATE | KVM_FILTER_SHARED,
 	};
 	bool flush;