Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757269AbbEVNq4 (ORCPT ); Fri, 22 May 2015 09:46:56 -0400 Received: from mail-pd0-f176.google.com ([209.85.192.176]:34882 "EHLO mail-pd0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757035AbbEVNqw (ORCPT ); Fri, 22 May 2015 09:46:52 -0400 Message-ID: <555F333E.10605@linaro.org> Date: Fri, 22 May 2015 21:46:38 +0800 From: Hanjun Guo User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Jiang Liu , "Rafael J . Wysocki" , Bjorn Helgaas , Marc Zyngier , Yijing Wang , Tony Luck , Fenghua Yu , Yinghai Lu CC: Lv Zheng , "lenb @ kernel . org" , LKML , linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, "x86 @ kernel . org" , linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org Subject: Re: [Patch v3 3/7] ia64/PCI: Use common struct resource_entry to replace struct iospace_resource References: <1431593803-5213-1-git-send-email-jiang.liu@linux.intel.com> <1431593803-5213-4-git-send-email-jiang.liu@linux.intel.com> In-Reply-To: <1431593803-5213-4-git-send-email-jiang.liu@linux.intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3462 Lines: 98 On 2015年05月14日 16:56, Jiang Liu wrote: > Use common struct resource_entry to replace private > struct iospace_resource. > > Signed-off-by: Jiang Liu > --- > arch/ia64/include/asm/pci.h | 5 ----- > arch/ia64/pci/pci.c | 17 ++++++++--------- > 2 files changed, 8 insertions(+), 14 deletions(-) > > diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h > index 52af5ed9f60b..5c10e0ec48d4 100644 > --- a/arch/ia64/include/asm/pci.h > +++ b/arch/ia64/include/asm/pci.h > @@ -83,11 +83,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus, > #define pci_legacy_read platform_pci_legacy_read > #define pci_legacy_write platform_pci_legacy_write > > -struct iospace_resource { > - struct list_head list; > - struct resource res; > -}; > - > struct pci_controller { > struct acpi_device *companion; > void *iommu; > diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c > index 23689d4c37ae..4af1b52c7a44 100644 > --- a/arch/ia64/pci/pci.c > +++ b/arch/ia64/pci/pci.c > @@ -154,14 +154,14 @@ new_space (u64 phys_base, int sparse) > static int add_io_space(struct device *dev, struct pci_root_info *info, > struct resource_entry *entry) > { > - struct iospace_resource *iospace; > + struct resource_entry *iospace; > struct resource *resource, *res = entry->res; > char *name; > unsigned long base, min, max, base_port; > unsigned int sparse = 0, space_nr, len; > > len = strlen(info->name) + 32; > - iospace = kzalloc(sizeof(*iospace) + len, GFP_KERNEL); > + iospace = resource_list_create_entry(NULL, len); > if (!iospace) { > dev_err(dev, "PCI: No memory for %s I/O port space\n", > info->name); > @@ -190,7 +190,7 @@ static int add_io_space(struct device *dev, struct pci_root_info *info, > if (space_nr == 0) > sparse = 1; > > - resource = &iospace->res; > + resource = iospace->res; > resource->name = name; > resource->flags = IORESOURCE_MEM; > resource->start = base + (sparse ? IO_SPACE_SPARSE_ENCODING(min) : min); > @@ -205,12 +205,12 @@ static int add_io_space(struct device *dev, struct pci_root_info *info, > entry->offset = base_port; > res->start = min + base_port; > res->end = max + base_port; > - list_add_tail(&iospace->list, &info->io_resources); > + resource_list_add_tail(iospace, &info->io_resources); > > return 0; > > free_resource: > - kfree(iospace); > + resource_list_free_entry(iospace); > return -ENOSPC; > } > > @@ -369,12 +369,11 @@ static void add_resources(struct pci_root_info *info, struct device *dev) > static void __release_pci_root_info(struct pci_root_info *info) > { > struct resource *res; > - struct iospace_resource *iospace, *tmp; > struct resource_entry *entry, *tentry; > > - list_for_each_entry_safe(iospace, tmp, &info->io_resources, list) { > - release_resource(&iospace->res); > - kfree(iospace); > + resource_list_for_each_entry_safe(entry, tentry, &info->io_resources) { > + release_resource(entry->res); > + resource_list_destroy_entry(entry); > } > > resource_list_for_each_entry_safe(entry, tentry, &info->resources) { Reviewed-by: Hanjun Guo Thanks Hanjun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/