From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga01-in.huawei.com ([58.251.152.64]:48081 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751331AbbE0BPd (ORCPT ); Tue, 26 May 2015 21:15:33 -0400 Message-ID: <55651A9D.4080400@huawei.com> Date: Wed, 27 May 2015 09:15:09 +0800 From: Yijing Wang MIME-Version: 1.0 To: Yijing Wang , Bjorn Helgaas , Konrad Rzeszutek Wilk CC: , , , Arnd Bergmann Subject: Re: [PATCH Part2 v11 1/2] xen/PCI: Don't use deprecated function pci_scan_bus_parented() References: <1430213554-9107-1-git-send-email-wangyijing@huawei.com> In-Reply-To: <1430213554-9107-1-git-send-email-wangyijing@huawei.com> Content-Type: text/plain; charset="UTF-8" Sender: linux-pci-owner@vger.kernel.org List-ID: Hi Konrad, sorry to bother you again, any comments for this patch ? Thanks! Yijing. On 2015/4/28 17:32, Yijing Wang wrote: > From: Arnd Bergmann > > Use pci_scan_root_bus() instead of deprecated function > pci_scan_bus_parented(). > > Signed-off-by: Arnd Bergmann > Signed-off-by: Yijing Wang > CC: Konrad Rzeszutek Wilk > CC: xen-devel@lists.xenproject.org > --- > drivers/pci/xen-pcifront.c | 16 +++++++++++++--- > 1 files changed, 13 insertions(+), 3 deletions(-) > > diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c > index 7cfd2db..240f388 100644 > --- a/drivers/pci/xen-pcifront.c > +++ b/drivers/pci/xen-pcifront.c > @@ -446,9 +446,15 @@ static int pcifront_scan_root(struct pcifront_device *pdev, > unsigned int domain, unsigned int bus) > { > struct pci_bus *b; > + LIST_HEAD(resources); > struct pcifront_sd *sd = NULL; > struct pci_bus_entry *bus_entry = NULL; > int err = 0; > + static struct resource busn_res = { > + .start = 0, > + .end = 255, > + .flags = IORESOURCE_BUS, > + }; > > #ifndef CONFIG_PCI_DOMAINS > if (domain != 0) { > @@ -470,17 +476,21 @@ static int pcifront_scan_root(struct pcifront_device *pdev, > err = -ENOMEM; > goto err_out; > } > + pci_add_resource(&resources, &ioport_resource); > + pci_add_resource(&resources, &iomem_resource); > + pci_add_resource(&resources, &busn_res); > pcifront_init_sd(sd, domain, bus, pdev); > > pci_lock_rescan_remove(); > > - b = pci_scan_bus_parented(&pdev->xdev->dev, bus, > - &pcifront_bus_ops, sd); > + b = pci_scan_root_bus(&pdev->xdev->dev, bus, > + &pcifront_bus_ops, sd, &resources); > if (!b) { > dev_err(&pdev->xdev->dev, > "Error creating PCI Frontend Bus!\n"); > err = -ENOMEM; > pci_unlock_rescan_remove(); > + pci_free_resource_list(&resources); > goto err_out; > } > > @@ -488,7 +498,7 @@ static int pcifront_scan_root(struct pcifront_device *pdev, > > list_add(&bus_entry->list, &pdev->root_buses); > > - /* pci_scan_bus_parented skips devices which do not have a have > + /* pci_scan_root_bus skips devices which do not have a > * devfn==0. The pcifront_scan_bus enumerates all devfn. */ > err = pcifront_scan_bus(pdev, domain, bus, b); > > -- Thanks! Yijing