powerpc/kvm/book3s: Use pte_present instead of opencoding _PAGE_PRESENT check

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This adds _PAGE_PTE check and makes sure we validate the pte value returned via
find_kvm_host_pte.

NOTE: this also considers _PAGE_INVALID to the software valid bit.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200505071729.54912-20-aneesh.kumar@linux.ibm.com

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Aneesh Kumar K.V 2020-05-05 12:47:26 +05:30 • committed by Michael Ellerman

parent 9fd4236faa

commit 0e11df9649

1 changed files with 1 additions and 1 deletions

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arch/powerpc/include/asm/kvm_book3s_64.h

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