Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754460AbYAIU3t (ORCPT ); Wed, 9 Jan 2008 15:29:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754544AbYAIU3a (ORCPT ); Wed, 9 Jan 2008 15:29:30 -0500 Received: from sca-es-mail-2.Sun.COM ([192.18.43.133]:37699 "EHLO sca-es-mail-2.sun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753115AbYAIU33 (ORCPT ); Wed, 9 Jan 2008 15:29:29 -0500 Date: Wed, 09 Jan 2008 12:34:48 -0800 From: Yinghai Lu Subject: [PATCH] x86_64: cleanup setup_node_zones called by paging_init v3 In-reply-to: To: Christoph Lameter , Andrew Morton , Ingo Molnar , Thomas Gleixner Cc: LKML Message-id: <200801091234.49003.yinghai.lu@sun.com> Organization: Sun MIME-version: 1.0 Content-type: text/plain; charset=iso-8859-1 Content-transfer-encoding: 7BIT Content-disposition: inline References: <200801081934.33964.yinghai.lu@sun.com> <200801091030.40545.yinghai.lu@sun.com> User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1775 Lines: 58 [PATCH] x86_64: cleanup setup_node_zones called by paging_init v3 setup_node_zones calcuates some variables but only use them when FLAT_NODE_MEM_MAP is set so change the MACRO postion to avoid calculating. also change it to static, rename it to flat_setup_node_zones Signed-off-by: Yinghai Lu Index: linux-2.6/arch/x86/mm/numa_64.c =================================================================== --- linux-2.6.orig/arch/x86/mm/numa_64.c +++ linux-2.6/arch/x86/mm/numa_64.c @@ -229,8 +229,9 @@ void __init setup_node_bootmem(int nodei node_set_online(nodeid); } +#ifdef CONFIG_FLAT_NODE_MEM_MAP /* Initialize final allocator for a zone */ -void __init setup_node_zones(int nodeid) +static void __init flat_setup_node_zones(int nodeid) { unsigned long start_pfn, end_pfn, memmapsize, limit; @@ -244,14 +245,16 @@ void __init setup_node_zones(int nodeid) memory. */ memmapsize = sizeof(struct page) * (end_pfn-start_pfn); limit = end_pfn << PAGE_SHIFT; -#ifdef CONFIG_FLAT_NODE_MEM_MAP + NODE_DATA(nodeid)->node_mem_map = __alloc_bootmem_core(NODE_DATA(nodeid)->bdata, memmapsize, SMP_CACHE_BYTES, round_down(limit - memmapsize, PAGE_SIZE), limit); +} +#else +#define flat_setup_node_zones(i) do {} while (0) #endif -} void __init numa_init_array(void) { @@ -571,7 +574,7 @@ void __init paging_init(void) sparse_init(); for_each_online_node(i) { - setup_node_zones(i); + flat_setup_node_zones(i); } free_area_init_nodes(max_zone_pfns); -- 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/