From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hollis Blanchard Subject: [PATCH] RFC: Use CONFIG_HAS_IOPORT around vcpu->pio_data Date: Mon, 03 Dec 2007 16:14:21 -0600 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, kvm-ppc-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org To: Avi Kivity Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Signed-off-by: Hollis Blanchard --- pio_data is obviously arch-specific, but we might be able to get by with an ifdef in kvm_vcpu_nopage() rather than needing an arch hook. Thoughts? 1 file changed, 2 insertions(+) drivers/kvm/kvm_main.c | 2 ++ diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -674,8 +674,10 @@ static struct page *kvm_vcpu_nopage(stru pgoff = ((address - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff; if (pgoff == 0) page = virt_to_page(vcpu->run); +#ifdef CONFIG_HAS_IOPORT else if (pgoff == KVM_PIO_PAGE_OFFSET) page = virt_to_page(vcpu->pio_data); +#endif /* CONFIG_HAS_IOPORT */ else return NOPAGE_SIGBUS; get_page(page); ------------------------------------------------------------------------- SF.Net email is sponsored by: The Future of Linux Business White Paper from Novell. From the desktop to the data center, Linux is going mainstream. Let it simplify your IT future. http://altfarm.mediaplex.com/ad/ck/8857-50307-18918-4