Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Alexandru Elisei <alexandru.elisei@arm.com>
To:     maz@kernel.org, james.morse@arm.com, suzuki.poulose@arm.com,
        linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu,
        will@kernel.org, linux-kernel@vger.kernel.org
Subject: [RFC PATCH v4 07/39] KVM: arm64: Unlock memslots after stage 2 tables are freed
Date:   Wed, 25 Aug 2021 17:17:43 +0100
Message-Id: <20210825161815.266051-8-alexandru.elisei@arm.com>
In-Reply-To: <20210825161815.266051-1-alexandru.elisei@arm.com>
References: <20210825161815.266051-1-alexandru.elisei@arm.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Unpin the backing pages mapped at stage 2 after the stage 2 translation
tables are destroyed.

Signed-off-by: Alexandru Elisei <alexandru.elisei@arm.com>
---
 arch/arm64/kvm/mmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c
index cd44b6f2c53e..27b7befd4fa9 100644
--- a/arch/arm64/kvm/mmu.c
+++ b/arch/arm64/kvm/mmu.c
@@ -1907,6 +1907,7 @@ void kvm_arch_memslots_updated(struct kvm *kvm, u64 gen)
 void kvm_arch_flush_shadow_all(struct kvm *kvm)
 {
 	kvm_free_stage2_pgd(&kvm->arch.mmu);
+	unlock_all_memslots(kvm);
 }
 
 void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
-- 
2.33.0