KVM: arm64: Handle access faults behind the read lock

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As the underlying software walkers are able to traverse and update
stage-2 in parallel there is no need to serialize access faults.

Only take the read lock when handling an access fault.

Link: https://lore.kernel.org/r/20221202185156.696189-6-oliver.upton@linux.dev
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

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Oliver Upton 2022-12-02 18:51:55 +00:00

parent 7d29a2407d

commit fc61f554e6

2 changed files with 4 additions and 3 deletions

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3

arch/arm64/kvm/hyp/pgtable.c

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4

arch/arm64/kvm/mmu.c

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