linux-kernel - [PATCH v4 27/37] KVM: selftests: Fill in vm->vpages_mapped bitmap in virt

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Message-Id: <20220525090133.1264239-28-vkuznets@redhat.com>
Date:   Wed, 25 May 2022 11:01:23 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Maxim Levitsky <mlevitsk@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Michael Kelley <mikelley@...rosoft.com>,
        Siddharth Chandrasekaran <sidcha@...zon.de>,
        linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4 27/37] KVM: selftests: Fill in vm->vpages_mapped bitmap in virt_map() too

Similar to vm_vaddr_alloc(), virt_map() needs to reflect the mapping
in vm->vpages_mapped.

Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
---
 tools/testing/selftests/kvm/lib/kvm_util.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 1665a220abcb..936be9c9f870 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -1445,6 +1445,9 @@ void virt_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
 		virt_pg_map(vm, vaddr, paddr);
 		vaddr += page_size;
 		paddr += page_size;
+
+		sparsebit_set(vm->vpages_mapped,
+			vaddr >> vm->page_shift);
 	}
 }
 
-- 
2.35.3