From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1947522Ab3BIA1X (ORCPT ); Fri, 8 Feb 2013 19:27:23 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:28339 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1947333Ab3BIA1V (ORCPT ); Fri, 8 Feb 2013 19:27:21 -0500 From: Yinghai Lu To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Bjorn Helgaas , "Rafael J. Wysocki" Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Yinghai Lu Subject: [PATCH v2 26-2/26] PCI, x86, ACPI: Link acpi ioapic register to ioapic Date: Fri, 8 Feb 2013 16:26:44 -0800 Message-Id: <1360369606-8416-2-git-send-email-yinghai@kernel.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1360369606-8416-1-git-send-email-yinghai@kernel.org> References: <1360369606-8416-1-git-send-email-yinghai@kernel.org> X-Source-IP: ucsinet22.oracle.com [156.151.31.94] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org During ioapic hotplug, acpi_register_ioapic will be called. Now for x86, that function is blank. Fill that will update __mp_register_ioapic to use those ioapic. Signed-off-by: Yinghai Lu --- arch/x86/kernel/acpi/boot.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) Index: linux-2.6/arch/x86/kernel/acpi/boot.c =================================================================== --- linux-2.6.orig/arch/x86/kernel/acpi/boot.c +++ linux-2.6/arch/x86/kernel/acpi/boot.c @@ -696,16 +696,18 @@ EXPORT_SYMBOL(acpi_unmap_lsapic); int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base) { - /* TBD */ - return -EINVAL; + unsigned long long id = 0; + + acpi_evaluate_integer(handle, "_UID", NULL, &id); + + return __mp_register_ioapic(id, phys_addr, gsi_base, true); } EXPORT_SYMBOL(acpi_register_ioapic); int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base) { - /* TBD */ - return -EINVAL; + return mp_unregister_ioapic(gsi_base); } EXPORT_SYMBOL(acpi_unregister_ioapic);