From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: [PATCH] xen/pt: Don't slurp wholesale the PCI configuration registers Date: Wed, 8 Jul 2015 15:19:12 -0400 Message-ID: <1436383152-18033-2-git-send-email-konrad.wilk__24967.863635584$1436383292$gmane$org@oracle.com> References: <1435866681-18468-1-git-send-email-konrad.wilk@oracle.com> <1436383152-18033-1-git-send-email-konrad.wilk@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1ZCusN-0000eU-BX for xen-devel@lists.xenproject.org; Wed, 08 Jul 2015 19:19:23 +0000 In-Reply-To: <1436383152-18033-1-git-send-email-konrad.wilk@oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: stefano.stabellini@eu.citrix.com, xen-devel@lists.xenproject.org, qemu-devel@nongnu.org, JBeulich@suse.com Cc: Konrad Rzeszutek Wilk List-Id: xen-devel@lists.xenproject.org Instead we have the emulation registers ->init functions which consult the host values to see what the initial value should be and they are responsible for populating the dev.config. Signed-off-by: Konrad Rzeszutek Wilk --- hw/xen/xen_pt.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c index 05828e0..cd69cb4 100644 --- a/hw/xen/xen_pt.c +++ b/hw/xen/xen_pt.c @@ -780,12 +780,7 @@ static int xen_pt_initfn(PCIDevice *d) } /* Initialize virtualized PCI configuration (Extended 256 Bytes) */ - rc = xen_host_pci_get_block(&s->real_device, 0, d->config, - PCI_CONFIG_SPACE_SIZE); - if (rc < 0) { - XEN_PT_ERR(d,"Could not read PCI_CONFIG space! (rc:%d)\n", rc); - goto err_out; - } + memset(d->config, 0, PCI_CONFIG_SPACE_SIZE); s->memory_listener = xen_pt_memory_listener; s->io_listener = xen_pt_io_listener; -- 1.8.4.2