From patchwork Mon Jun 1 08:05:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiang Liu X-Patchwork-Id: 6517961 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 E141AC0020 for ; Mon, 1 Jun 2015 08:05:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F23D6205F7 for ; Mon, 1 Jun 2015 08:05:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 07367205EB for ; Mon, 1 Jun 2015 08:05:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752135AbbFAIFA (ORCPT ); Mon, 1 Jun 2015 04:05:00 -0400 Received: from mga11.intel.com ([192.55.52.93]:28527 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752117AbbFAIEw (ORCPT ); Mon, 1 Jun 2015 04:04:52 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 01 Jun 2015 01:04:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,531,1427785200"; d="scan'208";a="734799297" Received: from gerry-dev.bj.intel.com ([10.238.158.61]) by fmsmga002.fm.intel.com with ESMTP; 01 Jun 2015 01:04:31 -0700 From: Jiang Liu To: Thomas Gleixner , Bjorn Helgaas , Benjamin Herrenschmidt , Ingo Molnar , "H. Peter Anvin" , Randy Dunlap , Yinghai Lu , Borislav Petkov , x86@kernel.org, Jiang Liu Cc: Konrad Rzeszutek Wilk , Tony Luck , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org Subject: [Patch v3 05/36] x86, irq: Use accessor irq_data_get_node() to hide struct irq_data detail Date: Mon, 1 Jun 2015 16:05:14 +0800 Message-Id: <1433145945-789-6-git-send-email-jiang.liu@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1433145945-789-1-git-send-email-jiang.liu@linux.intel.com> References: <1433145945-789-1-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 Use accessor irq_data_get_node() to hide struct irq_data implementation detail, so we could easily reconstruct struct irq_data later. Signed-off-by: Jiang Liu --- arch/x86/kernel/apic/vector.c | 8 ++++---- arch/x86/platform/uv/uv_irq.c | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index 28eba2d38b15..9b62f690b0ff 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -296,7 +296,7 @@ static int x86_vector_alloc_irqs(struct irq_domain *domain, unsigned int virq, struct irq_alloc_info *info = arg; struct apic_chip_data *data; struct irq_data *irq_data; - int i, err; + int i, err, node; if (disable_apic) return -ENXIO; @@ -308,12 +308,13 @@ static int x86_vector_alloc_irqs(struct irq_domain *domain, unsigned int virq, for (i = 0; i < nr_irqs; i++) { irq_data = irq_domain_get_irq_data(domain, virq + i); BUG_ON(!irq_data); + node = irq_data_get_node(irq_data); #ifdef CONFIG_X86_IO_APIC if (virq + i < nr_legacy_irqs() && legacy_irq_data[virq + i]) data = legacy_irq_data[virq + i]; else #endif - data = alloc_apic_chip_data(irq_data->node); + data = alloc_apic_chip_data(node); if (!data) { err = -ENOMEM; goto error; @@ -322,8 +323,7 @@ static int x86_vector_alloc_irqs(struct irq_domain *domain, unsigned int virq, irq_data->chip = &lapic_controller; irq_data->chip_data = data; irq_data->hwirq = virq + i; - err = assign_irq_vector_policy(virq, irq_data->node, data, - info); + err = assign_irq_vector_policy(virq, node, data, info); if (err) goto error; } diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c index 8570abe68be1..e1c24631afbb 100644 --- a/arch/x86/platform/uv/uv_irq.c +++ b/arch/x86/platform/uv/uv_irq.c @@ -89,7 +89,7 @@ static int uv_domain_alloc(struct irq_domain *domain, unsigned int virq, return -EINVAL; chip_data = kmalloc_node(sizeof(*chip_data), GFP_KERNEL, - irq_data->node); + irq_data_get_node(irq_data)); if (!chip_data) return -ENOMEM;