From patchwork Wed Jul 18 10:14:03 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yasuaki Ishimatsu X-Patchwork-Id: 171634 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id C27002C155A for ; Wed, 18 Jul 2012 20:15:41 +1000 (EST) Received: from fgwmail5.fujitsu.co.jp (fgwmail5.fujitsu.co.jp [192.51.44.35]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 2E1D12C140C for ; Wed, 18 Jul 2012 20:14:25 +1000 (EST) Received: from m2.gw.fujitsu.co.jp (unknown [10.0.50.72]) by fgwmail5.fujitsu.co.jp (Postfix) with ESMTP id 42F5F3EE0BD for ; Wed, 18 Jul 2012 19:14:24 +0900 (JST) Received: from smail (m2 [127.0.0.1]) by outgoing.m2.gw.fujitsu.co.jp (Postfix) with ESMTP id 1C28245DE58 for ; Wed, 18 Jul 2012 19:14:24 +0900 (JST) Received: from s2.gw.fujitsu.co.jp (s2.gw.fujitsu.co.jp [10.0.50.92]) by m2.gw.fujitsu.co.jp (Postfix) with ESMTP id EE42F45DE50 for ; Wed, 18 Jul 2012 19:14:23 +0900 (JST) Received: from s2.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s2.gw.fujitsu.co.jp (Postfix) with ESMTP id DB1EFE18004 for ; Wed, 18 Jul 2012 19:14:23 +0900 (JST) Received: from g01jpexchyt06.g01.fujitsu.local (g01jpexchyt06.g01.fujitsu.local [10.128.194.45]) by s2.gw.fujitsu.co.jp (Postfix) with ESMTP id 88A671DB803A for ; Wed, 18 Jul 2012 19:14:23 +0900 (JST) Received: from [127.0.0.1] (10.124.101.33) by g01jpexchyt06.g01.fujitsu.local (10.128.194.45) with Microsoft SMTP Server id 14.2.309.2; Wed, 18 Jul 2012 19:14:19 +0900 X-SecurityPolicyCheck: OK by SHieldMailChecker v1.7.4 Message-ID: <50068C6B.3040707@jp.fujitsu.com> Date: Wed, 18 Jul 2012 19:14:03 +0900 From: Yasuaki Ishimatsu User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 MIME-Version: 1.0 To: , , , Subject: [RFC PATCH v4 9/13] memory-hotplug : move register_page_bootmem_info_node and put_page_bootmem for sparse-vmemmap References: <50068974.1070409@jp.fujitsu.com> In-Reply-To: <50068974.1070409@jp.fujitsu.com> Cc: len.brown@intel.com, wency@cn.fujitsu.com, paulus@samba.org, minchan.kim@gmail.com, kosaki.motohiro@jp.fujitsu.com, rientjes@google.com, cl@linux.com, akpm@linux-foundation.org, liuj97@gmail.com X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" For implementing register_page_bootmem_info_node of sparse-vmemmap, register_page_bootmem_info_node and put_page_bootmem are moved to memory_hotplug.c CC: David Rientjes CC: Jiang Liu CC: Len Brown CC: Benjamin Herrenschmidt CC: Paul Mackerras CC: Christoph Lameter Cc: Minchan Kim CC: Andrew Morton CC: KOSAKI Motohiro CC: Wen Congyang Signed-off-by: Yasuaki Ishimatsu --- include/linux/memory_hotplug.h | 9 --------- mm/memory_hotplug.c | 8 ++++++-- 2 files changed, 6 insertions(+), 11 deletions(-) Index: linux-3.5-rc6/include/linux/memory_hotplug.h =================================================================== --- linux-3.5-rc6.orig/include/linux/memory_hotplug.h 2012-07-18 18:00:40.461982690 +0900 +++ linux-3.5-rc6/include/linux/memory_hotplug.h 2012-07-18 18:01:24.217435670 +0900 @@ -160,17 +160,8 @@ static inline void arch_refresh_nodedata #endif /* CONFIG_NUMA */ #endif /* CONFIG_HAVE_ARCH_NODEDATA_EXTENSION */ -#ifdef CONFIG_SPARSEMEM_VMEMMAP -static inline void register_page_bootmem_info_node(struct pglist_data *pgdat) -{ -} -static inline void put_page_bootmem(struct page *page) -{ -} -#else extern void register_page_bootmem_info_node(struct pglist_data *pgdat); extern void put_page_bootmem(struct page *page); -#endif /* * Lock for memory hotplug guarantees 1) all callbacks for memory hotplug Index: linux-3.5-rc6/mm/memory_hotplug.c =================================================================== --- linux-3.5-rc6.orig/mm/memory_hotplug.c 2012-07-18 18:01:12.586581077 +0900 +++ linux-3.5-rc6/mm/memory_hotplug.c 2012-07-18 18:01:24.221435622 +0900 @@ -91,7 +91,6 @@ static void release_memory_resource(stru } #ifdef CONFIG_MEMORY_HOTPLUG_SPARSE -#ifndef CONFIG_SPARSEMEM_VMEMMAP static void get_page_bootmem(unsigned long info, struct page *page, unsigned long type) { @@ -127,6 +126,7 @@ void __ref put_page_bootmem(struct page } +#ifndef CONFIG_SPARSEMEM_VMEMMAP static void register_page_bootmem_info_section(unsigned long start_pfn) { unsigned long *usemap, mapsize, section_nr, i; @@ -163,6 +163,11 @@ static void register_page_bootmem_info_s get_page_bootmem(section_nr, page, MIX_SECTION_INFO); } +#else +static inline void register_page_bootmem_info_section(unsigned long start_pfn) +{ +} +#endif void register_page_bootmem_info_node(struct pglist_data *pgdat) { @@ -198,7 +203,6 @@ void register_page_bootmem_info_node(str register_page_bootmem_info_section(pfn); } -#endif /* !CONFIG_SPARSEMEM_VMEMMAP */ static void grow_zone_span(struct zone *zone, unsigned long start_pfn, unsigned long end_pfn)