Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965574Ab2B2XJe (ORCPT ); Wed, 29 Feb 2012 18:09:34 -0500 Received: from rcsinet15.oracle.com ([148.87.113.117]:25960 "EHLO rcsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932410Ab2B2XIn (ORCPT ); Wed, 29 Feb 2012 18:08:43 -0500 From: Yinghai Lu To: Jesse Barnes , Benjamin Herrenschmidt , Tony Luck , David Miller , x86 Cc: Bjorn Helgaas , Dominik Brodowski , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Yinghai Lu Subject: [PATCH 34/39] PCI: kill pci_fixup_parent_subordinate_busnr() Date: Wed, 29 Feb 2012 15:07:33 -0800 Message-Id: <1330556858-11768-35-git-send-email-yinghai@kernel.org> X-Mailer: git-send-email 1.7.7 In-Reply-To: <1330556858-11768-1-git-send-email-yinghai@kernel.org> References: <1330556858-11768-1-git-send-email-yinghai@kernel.org> X-Source-IP: acsinet21.oracle.com [141.146.126.237] X-CT-RefId: str=0001.0A090208.4F4EAFF0.009A,ss=1,re=0.000,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2138 Lines: 68 Now we can safely extend parent top and shrink them according iobusn_resource tree. Don't need that any more. Signed-off-by: Yinghai Lu --- drivers/pci/probe.c | 32 -------------------------------- 1 files changed, 0 insertions(+), 32 deletions(-) diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index f22a209..ba51902 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -639,22 +639,6 @@ struct pci_bus *__ref pci_add_new_bus(struct pci_bus *parent, struct pci_dev *de return child; } -static void pci_fixup_parent_subordinate_busnr(struct pci_bus *child, int max) -{ - struct pci_bus *parent = child->parent; - - /* Attempts to fix that up are really dangerous unless - we're going to re-assign all bus numbers. */ - if (!pcibios_assign_all_busses()) - return; - - while (parent->parent && parent->subordinate < max) { - parent->subordinate = max; - pci_write_config_byte(parent->self, PCI_SUBORDINATE_BUS, max); - parent = parent->parent; - } -} - static void __devinit pci_bus_update_top(struct pci_bus *parent, long size, struct resource *parent_res) { @@ -990,23 +974,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, if (!is_cardbus) { child->bridge_ctl = bctl; - /* - * Adjust subordinate busnr in parent buses. - * We do this before scanning for children because - * some devices may not be detected if the bios - * was lazy. - */ - pci_fixup_parent_subordinate_busnr(child, max); - /* Now we can scan all subordinate buses... */ max = pci_scan_child_bus(child); - /* - * now fix it up again since we have found - * the real value of max. - */ - pci_fixup_parent_subordinate_busnr(child, max); - - } else { - pci_fixup_parent_subordinate_busnr(child, max); } /* * Set the subordinate bus number to its real value. -- 1.7.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/