diff mbox series

[v4,04/14] KVM: arm64: Hook up ->page_count() for hypervisor stage-1 page-table

Message ID 20211215161232.1480836-5-qperret@google.com (mailing list archive)
State New, archived
Headers show
Series KVM: arm64: Introduce kvm_{un}share_hyp() | expand

Commit Message

Quentin Perret Dec. 15, 2021, 4:12 p.m. UTC 
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 <qperret@google.com>
---
 arch/arm64/kvm/hyp/nvhe/setup.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

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;