KVM: arm64: Compute FGT masks from KVM's own FGT tables

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In the process of decoupling KVM's view of the FGT bits from the
wider architectural state, use KVM's own FGT tables to build
a synthetic view of what is actually known.

This allows for some checking along the way.

Reviewed-by: Joey Gouly <joey.gouly@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

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Marc Zyngier 2025-01-24 15:51:12 +00:00

parent 5329358c22

commit 1b8570be89

2 changed files with 120 additions and 0 deletions

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14

arch/arm64/include/asm/kvm_host.h

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106

arch/arm64/kvm/emulate-nested.c

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