linux-kernel - [PATCH v9 28/40] KVM: selftests: Fill in vm->vpages_mapped bitmap in virt

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Message-Id: <20220803134635.399448-1-vkuznets@redhat.com>
Date:   Wed,  3 Aug 2022 15:46:35 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Cc:     Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Michael Kelley <mikelley@...rosoft.com>,
        Siddharth Chandrasekaran <sidcha@...zon.de>,
        Yuan Yao <yuan.yao@...ux.intel.com>,
        Maxim Levitsky <mlevitsk@...hat.com>,
        linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v9 28/40] 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.

While on it, remove unneeded code wraping in vm_vaddr_alloc().

Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
---
 tools/testing/selftests/kvm/lib/kvm_util.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 9889fe0d8919..ad9e15d4c6a9 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -1214,8 +1214,7 @@ vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min)
 
 		virt_pg_map(vm, vaddr, paddr);
 
-		sparsebit_set(vm->vpages_mapped,
-			vaddr >> vm->page_shift);
+		sparsebit_set(vm->vpages_mapped, vaddr >> vm->page_shift);
 	}
 
 	return vaddr_start;
@@ -1288,6 +1287,8 @@ 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