diff options
| author | Will Deacon <will@kernel.org> | 2020-09-11 14:25:12 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-09-11 15:51:13 +0100 |
| commit | 0f9d09b8e29bc8166f6584279aedc4a7a4038f68 (patch) | |
| tree | 4684d80229f5cb9e5c954296bb5fb8d74116d1ad /arch/arm64/include/asm/kvm_pgtable.h | |
| parent | bb0e92cbbcd1f91411d0a7241f8febe2c8c5b078 (diff) | |
KVM: arm64: Use generic allocator for hyp stage-1 page-tables
Now that we have a shiny new page-table allocator, replace the hyp
page-table code with calls into the new API. This also allows us to
remove the extended idmap code, as we can now simply ensure that the
VA size is large enough to map everything we need.
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Quentin Perret <qperret@google.com>
Link: https://lore.kernel.org/r/20200911132529.19844-5-will@kernel.org
Diffstat (limited to 'arch/arm64/include/asm/kvm_pgtable.h')
| -rw-r--r-- | arch/arm64/include/asm/kvm_pgtable.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_pgtable.h b/arch/arm64/include/asm/kvm_pgtable.h index d0a207d095e6..ff5d7d27eb39 100644 --- a/arch/arm64/include/asm/kvm_pgtable.h +++ b/arch/arm64/include/asm/kvm_pgtable.h @@ -44,6 +44,11 @@ enum kvm_pgtable_prot { KVM_PGTABLE_PROT_DEVICE = BIT(3), }; +#define PAGE_HYP (KVM_PGTABLE_PROT_R | KVM_PGTABLE_PROT_W) +#define PAGE_HYP_EXEC (KVM_PGTABLE_PROT_R | KVM_PGTABLE_PROT_X) +#define PAGE_HYP_RO (KVM_PGTABLE_PROT_R) +#define PAGE_HYP_DEVICE (PAGE_HYP | KVM_PGTABLE_PROT_DEVICE) + /** * enum kvm_pgtable_walk_flags - Flags to control a depth-first page-table walk. * @KVM_PGTABLE_WALK_LEAF: Visit leaf entries, including invalid |