From patchwork Thu Feb 25 02:12:30 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yinghai Lu X-Patchwork-Id: 8416801 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 D6076C0554 for ; Thu, 25 Feb 2016 02:24:21 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 14F4D2037C for ; Thu, 25 Feb 2016 02:24:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A8C120361 for ; Thu, 25 Feb 2016 02:24:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932530AbcBYCXq (ORCPT ); Wed, 24 Feb 2016 21:23:46 -0500 Received: from aserp1040.oracle.com ([141.146.126.69]:41181 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932515AbcBYCXp (ORCPT ); Wed, 24 Feb 2016 21:23:45 -0500 Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id u1P2DR8Y019140 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 25 Feb 2016 02:13:27 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0022.oracle.com (8.13.8/8.13.8) with ESMTP id u1P2DRQb027166 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Thu, 25 Feb 2016 02:13:27 GMT Received: from abhmp0017.oracle.com (abhmp0017.oracle.com [141.146.116.23]) by aserv0122.oracle.com (8.13.8/8.13.8) with ESMTP id u1P2DQrY005120; Thu, 25 Feb 2016 02:13:26 GMT Received: from userv0022.oracle.com (/10.132.126.176) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 24 Feb 2016 18:13:26 -0800 From: Yinghai Lu To: Bjorn Helgaas , David Miller , Benjamin Herrenschmidt , Wei Yang , TJ , Yijing Wang , Khalid Aziz Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Yinghai Lu Subject: [PATCH v10 39/59] PCI: Move comment to pci_need_to_release() Date: Wed, 24 Feb 2016 18:12:30 -0800 Message-Id: <1456366370-28995-40-git-send-email-yinghai@kernel.org> X-Mailer: git-send-email 1.8.4.5 In-Reply-To: <1456366370-28995-1-git-send-email-yinghai@kernel.org> References: <1456366370-28995-1-git-send-email-yinghai@kernel.org> X-Source-IP: aserv0022.oracle.com [141.146.126.234] 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, 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 Move comment from caller to pci_need_to_release(), as we will have one new caller for alt_size support. Signed-off-by: Yinghai Lu --- drivers/pci/setup-bus.c | 27 +++++++++++++++------------ 1 file changed, 15 insertions(+), 12 deletions(-) diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index a84e0c3..dc66653 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -415,6 +415,20 @@ static unsigned long pci_fail_res_type_mask(struct list_head *fail_head) static bool pci_need_to_release(unsigned long mask, struct resource *res) { + /* + * Separate three resource type checking if we need to release + * assigned resource. + * 1. if there is io port assign fail, will release assigned + * io port. + * 2. if there is pref mmio assign fail, release assigned + * pref mmio. + * if assigned pref mmio's parent is non-pref mmio and there + * is non-pref mmio assign fail, will release that assigned + * pref mmio. + * 3. if there is non-pref mmio assign fail or pref mmio + * assigned fail, will release assigned non-pref mmio. + */ + if (res->flags & IORESOURCE_IO) return !!(mask & IORESOURCE_IO); @@ -471,19 +485,8 @@ static void __assign_resources_sorted(struct list_head *head, * if could do that, could get out early. * if could not do that, we still try to assign requested at first, * then try to reassign add_size for some resources. - * - * Separate three resource type checking if we need to release - * assigned resource after requested + add_size try. - * 1. if there is io port assign fail, will release assigned - * io port. - * 2. if there is pref mmio assign fail, release assigned - * pref mmio. - * if assigned pref mmio's parent is non-pref mmio and there - * is non-pref mmio assign fail, will release that assigned - * pref mmio. - * 3. if there is non-pref mmio assign fail or pref mmio - * assigned fail, will release assigned non-pref mmio. */ + LIST_HEAD(save_head); LIST_HEAD(local_fail_head); struct pci_dev_resource *save_res;