vhost-user: Fix VHOST_SET_MEM_TABLE processing
qemu_get_ram_fd doesn't accept a guest physical address. ram_addr_t are opaque values that are assigned in qemu_ram_alloc. Find the ram_addr_t corresponding to the userspace_addr using qemu_ram_addr_from_host, and then call qemu_get_ram_fd on it. Thanks to Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: NNikolay Nikolaev <n.nikolaev@virtualopensystems.com> Reviewed-by: NMichael S. Tsirkin <mst@redhat.com> Signed-off-by: NMichael S. Tsirkin <mst@redhat.com> Reviewed-by: NPaolo Bonzini <pbonzini@redhat.com>
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