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KVM: arm64: Add S1 IPA to page table level walker
authorMarc Zyngier <maz@kernel.org>
Mon, 25 Aug 2025 10:31:33 +0000 (11:31 +0100)
committerMarc Zyngier <maz@kernel.org>
Sat, 20 Sep 2025 10:05:14 +0000 (11:05 +0100)
commitb8e625167a321138f83b1f6c99cf25d1290cb04e
treefc2f0c0d416a8c7dffecb75e27d22e9ea6e1fb52tree | snapshot
parent0c5471408cb5c518bce76b851aff89719283a428commit | diff
KVM: arm64: Add S1 IPA to page table level walker

Use the filtering hook infrastructure to implement a new walker
that, for a given VA and an IPA, returns the level of the first
occurence of this IPA in the walk from that VA.

This will be used to improve our SEA syndrome reporting.

Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
arch/arm64/include/asm/kvm_nested.h diff | blob | blame | history
arch/arm64/kvm/at.c diff | blob | blame | history
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