From patchwork Tue Aug 12 07:25:56 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yijing Wang X-Patchwork-Id: 4711521 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9DE31C0338 for ; Tue, 12 Aug 2014 07:11:41 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CB42420125 for ; Tue, 12 Aug 2014 07:11:40 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EF43420123 for ; Tue, 12 Aug 2014 07:11:39 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1XH6DE-0005xR-SV; Tue, 12 Aug 2014 07:09:40 +0000 Received: from szxga03-in.huawei.com ([119.145.14.66]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1XH6DA-0005Lr-67 for linux-arm-kernel@lists.infradead.org; Tue, 12 Aug 2014 07:09:37 +0000 Received: from 172.24.2.119 (EHLO szxeml421-hub.china.huawei.com) ([172.24.2.119]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id ASY16045; Tue, 12 Aug 2014 15:02:38 +0800 (CST) Received: from localhost.localdomain (10.175.100.166) by szxeml421-hub.china.huawei.com (10.82.67.160) with Microsoft SMTP Server id 14.3.158.1; Tue, 12 Aug 2014 15:02:26 +0800 From: Yijing Wang To: Bjorn Helgaas Subject: [RFC PATCH 03/20] PCI/MSI: Remove useless bus->msi assignment Date: Tue, 12 Aug 2014 15:25:56 +0800 Message-ID: <1407828373-24322-4-git-send-email-wangyijing@huawei.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1407828373-24322-1-git-send-email-wangyijing@huawei.com> References: <1407828373-24322-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.100.166] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A02020A.53E9BC13.007A,ss=1,re=0.000,fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2011-05-27 18:58:46 X-Mirapoint-Loop-Id: ed9d9c57b08f0bb12d2a3a1ef0d29bf5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140812_000936_760367_76961700 X-CRM114-Status: UNSURE ( 9.94 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.4 (-) Cc: linux-mips@linux-mips.org, linux-ia64@vger.kernel.org, linux-pci@vger.kernel.org, Thierry Reding , Xinwei Hu , Yijing Wang , "H. Peter Anvin" , sparclinux@vger.kernel.org, linux-s390@vger.kernel.org, Russell King , Joerg Roedel , x86@kernel.org, Sebastian Ott , Benjamin Herrenschmidt , xen-devel@lists.xenproject.org, arnab.basu@freescale.com, Arnd Bergmann , Konrad Rzeszutek Wilk , Marc Zyngier , Chris Metcalf , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Tony Luck , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Wuyun , linuxppc-dev@lists.ozlabs.org, "David S. Miller" X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, 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 Currently, PCI drivers will initialize bus->msi in pcibios_add_bus(). pcibios_add_bus() will be called in every pci bus initialization. So the bus->msi assignment in pci_alloc_child_bus() is useless. Signed-off-by: Yijing Wang CC: Thierry Reding CC: Thomas Petazzoni --- drivers/pci/probe.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index e3cf8a2..8296576 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -677,7 +677,6 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent, child->parent = parent; child->ops = parent->ops; - child->msi = parent->msi; child->sysdata = parent->sysdata; child->bus_flags = parent->bus_flags;