From patchwork Tue Apr 14 02:29:44 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiang Liu X-Patchwork-Id: 6212741 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 85986BF4A6 for ; Tue, 14 Apr 2015 02:30:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 96B1E2021F for ; Tue, 14 Apr 2015 02:30:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A0500202DD for ; Tue, 14 Apr 2015 02:30:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754725AbbDNCaE (ORCPT ); Mon, 13 Apr 2015 22:30:04 -0400 Received: from mga14.intel.com ([192.55.52.115]:3346 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752096AbbDNC3q (ORCPT ); Mon, 13 Apr 2015 22:29:46 -0400 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga103.fm.intel.com with ESMTP; 13 Apr 2015 19:29:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,573,1422950400"; d="scan'208";a="713206125" Received: from gerry-dev.bj.intel.com ([10.238.158.72]) by orsmga002.jf.intel.com with ESMTP; 13 Apr 2015 19:29:40 -0700 From: Jiang Liu To: Bjorn Helgaas , Benjamin Herrenschmidt , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , "Rafael J. Wysocki" , Randy Dunlap , Yinghai Lu , Borislav Petkov , Dimitri Sivanich , x86@kernel.org, Jiang Liu Cc: Konrad Rzeszutek Wilk , David Cohen , Sander Eikelenboom , David Vrabel , Andrew Morton , Tony Luck , Joerg Roedel , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org Subject: [Patch Part2 v5 07/33] x86/irq: Kill GENERIC_IRQ_LEGACY_ALLOC_HWIRQ Date: Tue, 14 Apr 2015 10:29:44 +0800 Message-Id: <1428978610-28986-8-git-send-email-jiang.liu@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1428978610-28986-1-git-send-email-jiang.liu@linux.intel.com> References: <1428978610-28986-1-git-send-email-jiang.liu@linux.intel.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There's no user of irq_alloc_hwirqs(), irq_alloc_hwirq(), irq_free_hwirqs() and irq_free_hwirq() anymore, so kill GENERIC_IRQ_LEGACY_ALLOC_HWIRQ and related code. Signed-off-by: Jiang Liu Cc: Konrad Rzeszutek Wilk Cc: Tony Luck Cc: Joerg Roedel Cc: Greg Kroah-Hartman Cc: Bjorn Helgaas Cc: Benjamin Herrenschmidt Cc: Rafael J. Wysocki Cc: Randy Dunlap Cc: Yinghai Lu Cc: Borislav Petkov Link: http://lkml.kernel.org/r/1416901802-24211-17-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner --- arch/x86/Kconfig | 1 - arch/x86/kernel/apic/vector.c | 34 ---------------------------------- 2 files changed, 35 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index fecb8b7d74bd..69b4e925968c 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -921,7 +921,6 @@ config X86_UP_IOAPIC config X86_LOCAL_APIC def_bool y depends on X86_64 || SMP || X86_32_NON_STANDARD || X86_UP_APIC || PCI_MSI - select GENERIC_IRQ_LEGACY_ALLOC_HWIRQ select IRQ_DOMAIN_HIERARCHY select PCI_MSI_IRQ_DOMAIN if PCI_MSI diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index 4b8fad9aa685..31dc4a871673 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -660,40 +660,6 @@ void irq_force_complete_move(int irq) } #endif -/* - * Dynamic irq allocate and deallocation. Should be replaced by irq domains! - */ -int arch_setup_hwirq(unsigned int irq, int node) -{ - struct irq_cfg *cfg; - unsigned long flags; - int ret; - - cfg = alloc_irq_cfg(node); - if (!cfg) - return -ENOMEM; - - raw_spin_lock_irqsave(&vector_lock, flags); - ret = __assign_irq_vector(irq, cfg, apic->target_cpus()); - raw_spin_unlock_irqrestore(&vector_lock, flags); - - if (!ret) - irq_set_chip_data(irq, cfg); - else - free_irq_cfg(cfg); - return ret; -} - -void arch_teardown_hwirq(unsigned int irq) -{ - struct irq_cfg *cfg = irq_cfg(irq); - - free_remapped_irq(irq); - clear_irq_vector(irq, cfg); - irq_set_chip_data(irq, NULL); - free_irq_cfg(cfg); -} - static void __init print_APIC_field(int base) { int i;