KVM: selftests: arm64: Check for supported page sizes

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Just as arm64 implemenations don't necessary support all IPA
ranges, they don't  all support the same page sizes either. Fun.

Create a dummy VM to snapshot the page sizes supported by the
host, and filter the supported modes.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Link: https://lore.kernel.org/r/20211227124809.1335409-4-maz@kernel.org

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Marc Zyngier 2021-12-27 12:48:06 +00:00

parent 357c628e12

commit 0303ffdb9e

3 changed files with 50 additions and 6 deletions

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3

tools/testing/selftests/kvm/include/aarch64/processor.h

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36

tools/testing/selftests/kvm/lib/aarch64/processor.c

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tools/testing/selftests/kvm/lib/guest_modes.c

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