From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756112Ab2IBV6B (ORCPT ); Sun, 2 Sep 2012 17:58:01 -0400 Received: from rcsinet15.oracle.com ([148.87.113.117]:40059 "EHLO rcsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755930Ab2IBV4T (ORCPT ); Sun, 2 Sep 2012 17:56:19 -0400 From: Yinghai Lu To: Bjorn Helgaas , Taku Izumi , Jiang Liu , x86 Cc: Andrew Morton , Linus Torvalds , Greg Kroah-Hartman , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Yinghai Lu Subject: [PATCH part5 2/7] ACPI, PCI: Notify acpi_pci_drivers when hot-plugging PCI root bridges Date: Sun, 2 Sep 2012 14:56:00 -0700 Message-Id: <1346622965-30937-3-git-send-email-yinghai@kernel.org> X-Mailer: git-send-email 1.7.7 In-Reply-To: <1346622965-30937-1-git-send-email-yinghai@kernel.org> References: <1346622965-30937-1-git-send-email-yinghai@kernel.org> X-Source-IP: acsinet22.oracle.com [141.146.126.238] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jiang Liu When hot-plugging PCI root bridge, acpi_pci_drivers' add()/remove() methods should be invoked to notify registered drivers. -v2: Move add calling to acpi_pci_root_start by Yinghai Signed-off-by: Jiang Liu Signed-off-by: Yinghai Lu --- drivers/acpi/pci_root.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-) diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 2aec08d..9ba516b 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -626,14 +626,25 @@ end: static int acpi_pci_root_start(struct acpi_device *device) { struct acpi_pci_root *root = acpi_driver_data(device); + struct acpi_pci_driver *driver; + + list_for_each_entry(driver, &acpi_pci_drivers, node) + if (driver->add) + driver->add(device->handle); pci_bus_add_devices(root->bus); + return 0; } static int acpi_pci_root_remove(struct acpi_device *device, int type) { struct acpi_pci_root *root = acpi_driver_data(device); + struct acpi_pci_driver *driver; + + list_for_each_entry(driver, &acpi_pci_drivers, node) + if (driver->remove) + driver->remove(root->device->handle); /* that root bus could be removed already */ if (!pci_find_bus(root->segment, root->secondary.start)) { -- 1.7.7