diff mbox series

[09/16] KVM: arm64: Hook up ->page_count() for hypervisor stage-1 page-table

Message ID 20211013155831.943476-10-qperret@google.com (mailing list archive)
State New, archived
Headers show
Series KVM: arm64: Implement unshare hypercall for pkvm | expand

Commit Message

Quentin Perret Oct. 13, 2021, 3:58 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 ad89801dfed7..98b39facae04 100644
--- a/arch/arm64/kvm/hyp/nvhe/setup.c
+++ b/arch/arm64/kvm/hyp/nvhe/setup.c
@@ -246,6 +246,7 @@  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;