| Message ID | 20220714134929.1125828-29-vkuznets@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | KVM: x86: hyper-v: Fine-grained TLB flush + L2 TLB flush features | expand |
On Thu, Jul 14, 2022, Vitaly Kuznetsov wrote: > Similar to vm_vaddr_alloc(), virt_map() needs to reflect the mapping > in vm->vpages_mapped. > > Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.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 768f3bce0161..63f411f7da1e 100644 > --- a/tools/testing/selftests/kvm/lib/kvm_util.c > +++ b/tools/testing/selftests/kvm/lib/kvm_util.c > @@ -1275,6 +1275,9 @@ 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); No need to wrap. Can you also fix vm_vaddr_alloc(), which I assume is the source of the copy+paste?
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 768f3bce0161..63f411f7da1e 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -1275,6 +1275,9 @@ 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); } }
Similar to vm_vaddr_alloc(), virt_map() needs to reflect the mapping in vm->vpages_mapped. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> --- tools/testing/selftests/kvm/lib/kvm_util.c | 3 +++ 1 file changed, 3 insertions(+)