KVM: arm64: Handle endianness in read helper for emulated PTW

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Implementing FEAT_HAFDBS means adding another descriptor accessor that
needs to deal with the guest-configured endianness. Prepare by moving
the endianness handling into the read accessor and out of the main body
of the S1/S2 PTWs.

Reviewed-by: Marc Zyngier <maz@kernel.org>
Tested-by: Marc Zyngier <maz@kernel.org>
Link: https://msgid.link/20251124190158.177318-9-oupton@kernel.org
Signed-off-by: Oliver Upton <oupton@kernel.org>

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Oliver Upton 2025-11-24 11:01:50 -08:00

parent 977d1bf15c

commit fabf321cba

2 changed files with 39 additions and 18 deletions

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25

arch/arm64/kvm/at.c

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32

arch/arm64/kvm/nested.c

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