[PATCH v4 04/14] KVM: arm64: Hook up ->page_count() for hypervisor stage-1 page-table
From: Quentin Perret <hidden>
Date: 2021-12-15 16:12:56
Also in:
kvmarm, lkml
Subsystem:
arm64 port (aarch64 architecture), kernel virtual machine for arm64 (kvm/arm64), the rest · Maintainers:
Catalin Marinas, Will Deacon, Marc Zyngier, Oliver Upton, Linus Torvalds
From: Will Deacon <will@kernel.org> kvm_pgtable_hyp_unmap() relies on the ->page_count() function callback being provided by the memory-management operations for the page-table. Wire up this callback for the hypervisor stage-1 page-table. Signed-off-by: Will Deacon <will@kernel.org> Signed-off-by: Quentin Perret <redacted> --- arch/arm64/kvm/hyp/nvhe/setup.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/kvm/hyp/nvhe/setup.c b/arch/arm64/kvm/hyp/nvhe/setup.c
index ab44e004e6d3..27af337f9fea 100644
--- a/arch/arm64/kvm/hyp/nvhe/setup.c
+++ b/arch/arm64/kvm/hyp/nvhe/setup.c@@ -258,6 +258,7 @@ void __noreturn __pkvm_init_finalise(void) .virt_to_phys = hyp_virt_to_phys, .get_page = hpool_get_page, .put_page = hpool_put_page, + .page_count = hyp_page_count, }; pkvm_pgtable.mm_ops = &pkvm_pgtable_mm_ops;
--
2.34.1.173.g76aa8bc2d0-goog
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