From: Sean Christopherson <seanjc@google.com>
To: Yosry Ahmed <yosry.ahmed@linux.dev>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Jim Mattson <jmattson@google.com>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 00/23] Extend test coverage for nested SVM
Date: Thu, 20 Nov 2025 15:23:23 -0800 [thread overview]
Message-ID: <aR-i6zFLGV_4VwsZ@google.com> (raw)
In-Reply-To: <20251021074736.1324328-1-yosry.ahmed@linux.dev>
On Tue, Oct 21, 2025, Yosry Ahmed wrote:
> There are multiple selftests exercising nested VMX that are not specific
> to VMX (at least not anymore). Extend their coverage to nested SVM.
>
> This version is significantly different (and longer) than v1 [1], mainly
> due to the change of direction to reuse __virt_pg_map() for nested EPT/NPT
> mappings instead of extending the existing nested EPT infrastructure. It
> also has a lot more fixups and cleanups.
>
> This series depends on two other series:
> - "KVM: SVM: GIF and EFER.SVME are independent" [2]
> - "KVM: selftests: Add test of SET_NESTED_STATE with 48-bit L2 on 57-bit L1" [3]
No, it depends on local commits that are very similar to [3], but not precisely
[3]. In the future, please provide a link to a git repo+branch when posting
series with dependencies. It took me several attempts and a bit of conflict
resolution to get this series applied.
> [1]https://lore.kernel.org/kvm/20251001145816.1414855-1-yosry.ahmed@linux.dev/
> [2]https://lore.kernel.org/kvm/20251009223153.3344555-1-jmattson@google.com/
> [3]https://lore.kernel.org/kvm/20250917215031.2567566-1-jmattson@google.com/
next prev parent reply other threads:[~2025-11-20 23:23 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-21 7:47 [PATCH v2 00/23] Extend test coverage for nested SVM Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 01/23] KVM: selftests: Minor improvements to asserts in test_vmx_nested_state() Yosry Ahmed
2025-11-20 23:40 ` Sean Christopherson
2025-11-20 23:46 ` Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 02/23] KVM: selftests: Extend vmx_set_nested_state_test to cover SVM Yosry Ahmed
2025-11-20 23:52 ` Sean Christopherson
2025-10-21 7:47 ` [PATCH v2 03/23] KVM: selftests: Extend vmx_close_while_nested_test " Yosry Ahmed
2025-11-20 23:53 ` Sean Christopherson
2025-10-21 7:47 ` [PATCH v2 04/23] KVM: selftests: Extend vmx_nested_tsc_scaling_test " Yosry Ahmed
2025-11-20 23:54 ` Sean Christopherson
2025-10-21 7:47 ` [PATCH v2 05/23] KVM: selftests: Move nested invalid CR3 check to its own test Yosry Ahmed
2025-11-20 23:55 ` Sean Christopherson
2025-10-21 7:47 ` [PATCH v2 06/23] KVM: selftests: Extend nested_invalid_cr3_test to cover SVM Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 07/23] KVM: selftests: Extend vmx_tsc_adjust_test " Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 08/23] KVM: selftests: Stop hardcoding PAGE_SIZE in x86 selftests Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 09/23] KVM: selftests: Remove the unused argument to prepare_eptp() Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 10/23] KVM: selftests: Stop using __virt_pg_map() directly in tests Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 11/23] KVM: selftests: Make sure vm->vpages_mapped is always up-to-date Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 12/23] KVM: selftests: Parameterize the PTE bitmasks for virt mapping functions Yosry Ahmed
2025-11-21 0:07 ` Sean Christopherson
2025-11-21 0:18 ` Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 13/23] KVM: selftests: Pass the root GPA into virt_get_pte() Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 14/23] KVM: selftests: Pass the root GPA into __virt_pg_map() Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 15/23] KVM: selftests: Stop setting AD bits on nested EPTs on creation Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 16/23] KVM: selftests: Use __virt_pg_map() for nested EPTs Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 17/23] KVM: selftests: Kill eptPageTablePointer Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 18/23] KVM: selftests: Generalize nested mapping functions Yosry Ahmed
2025-11-21 0:10 ` Sean Christopherson
2025-11-21 0:20 ` Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 19/23] KVM: selftests: Move nested MMU mapping functions outside of vmx.c Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 20/23] KVM: selftests: Stop passing a memslot to nested_map_memslot() Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 21/23] KVM: selftests: Allow kvm_cpu_has_ept() to be called on AMD CPUs Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 22/23] KVM: selftests: Set the user bit on nested MMU PTEs Yosry Ahmed
2025-10-21 7:47 ` [PATCH v2 23/23] KVM: selftests: Extend vmx_dirty_log_test to cover SVM Yosry Ahmed
2025-10-29 14:24 ` [PATCH v2 00/23] Extend test coverage for nested SVM Yosry Ahmed
2025-11-18 22:25 ` Yosry Ahmed
2025-11-18 23:00 ` Jim Mattson
2025-11-18 23:22 ` Yosry Ahmed
2025-11-18 23:49 ` Sean Christopherson
2025-11-19 0:01 ` Yosry Ahmed
2025-11-19 0:07 ` Sean Christopherson
2025-11-20 23:51 ` Sean Christopherson
2025-11-20 23:23 ` Sean Christopherson [this message]
2025-11-20 23:32 ` Yosry Ahmed
2025-11-20 23:50 ` Sean Christopherson
2025-11-21 0:05 ` Yosry Ahmed
2025-11-21 0:24 ` Sean Christopherson
2025-11-21 0:30 ` Yosry Ahmed
2025-11-21 18:55 ` Sean Christopherson
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