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KVM: arm64: Distinct pKVM teardown memcache for stage-2

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In order to account for memory dedicated to the stage-2 page-tables, use
a separated memcache when tearing down the VM. Meanwhile rename
reclaim_guest_pages to reflect the fact it only reclaim page-table
pages.

Signed-off-by: Vincent Donnefort <vdonnefort@google.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20250313114038.1502357-3-vdonnefort@google.com
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
This commit is contained in:
Vincent Donnefort
2025-03-13 11:40:37 +00:00
committed by Oliver Upton
parent cf2d228da9
commit 8c0d7d14c5
5 changed files with 8 additions and 6 deletions
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1
arch/arm64/kvm/pkvm.c
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@@ -111,6 +111,7 @@ static void __pkvm_destroy_hyp_vm(struct kvm *host_kvm)
host_kvm->arch.pkvm.handle = 0;
free_hyp_memcache(&host_kvm->arch.pkvm.teardown_mc);
free_hyp_memcache(&host_kvm->arch.pkvm.stage2_teardown_mc);
}
/*