From: Marc Zyngier <maz@kernel.org>
To: Fuad Tabba <tabba@google.com>
Cc: kvm@vger.kernel.org, kvmarm@lists.linux.dev,
linux-arm-kernel@lists.infradead.org, oliver.upton@linux.dev,
joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com,
catalin.marinas@arm.com, will@kernel.org, qperret@google.com,
vdonnefort@google.com
Subject: Re: [PATCH v1 00/13] KVM: arm64: Refactor user_mem_abort() into a state-object model
Date: Mon, 16 Mar 2026 18:13:03 +0000 [thread overview]
Message-ID: <86y0jr63tc.wl-maz@kernel.org> (raw)
In-Reply-To: <CA+EHjTzenq_xFwe8K_g1KFbETqndS3FnxPiwBRKrMvrxH4Z1qg@mail.gmail.com>
On Fri, 06 Mar 2026 15:44:44 +0000,
Fuad Tabba <tabba@google.com> wrote:
>
> I have to admit, breaking this down into pieces and seeing how much
> tidier and easier to understand it became felt oddly satisfying.
I can only agree.
Having played with this for a few days, I came up with a set of
additional changes that get rid of this kvm_s2_fault entirely, and
sandbox the state in funny ways.
You'll find the result in your inbox...
Thanks,
M.
--
Without deviation from the norm, progress is not possible.
prev parent reply other threads:[~2026-03-16 18:13 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-06 14:02 [PATCH v1 00/13] KVM: arm64: Refactor user_mem_abort() into a state-object model Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 01/13] KVM: arm64: Extract VMA size resolution in user_mem_abort() Fuad Tabba
2026-03-17 15:07 ` Joey Gouly
2026-03-06 14:02 ` [PATCH v1 02/13] KVM: arm64: Introduce struct kvm_s2_fault to user_mem_abort() Fuad Tabba
2026-03-17 16:00 ` Joey Gouly
2026-03-06 14:02 ` [PATCH v1 03/13] KVM: arm64: Extract PFN resolution in user_mem_abort() Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 04/13] KVM: arm64: Isolate mmap_read_lock inside new kvm_s2_fault_get_vma_info() helper Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 05/13] KVM: arm64: Extract stage-2 permission logic in user_mem_abort() Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 06/13] KVM: arm64: Extract page table mapping " Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 07/13] KVM: arm64: Simplify nested VMA shift calculation Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 08/13] KVM: arm64: Remove redundant state variables from struct kvm_s2_fault Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 09/13] KVM: arm64: Simplify return logic in user_mem_abort() Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 10/13] KVM: arm64: Initialize struct kvm_s2_fault completely at declaration Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 11/13] KVM: arm64: Optimize early exit checks in kvm_s2_fault_pin_pfn() Fuad Tabba
2026-03-17 17:10 ` Joey Gouly
2026-03-06 14:02 ` [PATCH v1 12/13] KVM: arm64: Hoist MTE validation check out of MMU lock path Fuad Tabba
2026-03-06 14:02 ` [PATCH v1 13/13] KVM: arm64: Clean up control flow in kvm_s2_fault_map() Fuad Tabba
2026-03-06 15:34 ` [PATCH v1 00/13] KVM: arm64: Refactor user_mem_abort() into a state-object model Marc Zyngier
2026-03-06 15:44 ` Fuad Tabba
2026-03-16 18:13 ` Marc Zyngier [this message]
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