From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiang Liu Subject: [PATCH v3, part4 31/39] mm/SH: prepare for removing num_physpages and simplify mem_init() Date: Tue, 26 Mar 2013 23:54:50 +0800 Message-ID: <1364313298-17336-32-git-send-email-jiang.liu@huawei.com> References: <1364313298-17336-1-git-send-email-jiang.liu@huawei.com> Return-path: In-Reply-To: <1364313298-17336-1-git-send-email-jiang.liu@huawei.com> Sender: linux-kernel-owner@vger.kernel.org To: Andrew Morton , David Rientjes Cc: Jiang Liu , Wen Congyang , Mel Gorman , Minchan Kim , KAMEZAWA Hiroyuki , Michal Hocko , James Bottomley , Sergei Shtylyov , David Howells , Mark Salter , Jianguo Wu , linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Mundt , Tang Chen , linux-sh@vger.kernel.org List-Id: linux-arch.vger.kernel.org Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu Cc: Paul Mundt Cc: Wen Congyang Cc: Tang Chen Cc: linux-sh@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- Hi all, Sorry for my mistake that my previous patch series has been screwed up. So I regenerate a third version and also set up a git tree at: git://github.com/jiangliu/linux.git mem_init Any help to review and test are welcomed! Regards! Gerry --- arch/sh/mm/init.c | 25 ++++--------------------- 1 file changed, 4 insertions(+), 21 deletions(-) diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index aecd913..3826596 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -407,24 +407,18 @@ unsigned int mem_init_done = 0; void __init mem_init(void) { - int codesize, datasize, initsize; - int nid; + pg_data_t *pgdat; iommu_init(); - num_physpages = 0; high_memory = NULL; - for_each_online_node(nid) { - pg_data_t *pgdat = NODE_DATA(nid); + for_each_online_pgdat(pgdat) { void *node_high_memory; - num_physpages += pgdat->node_present_pages; - if (pgdat->node_spanned_pages) free_all_bootmem_node(pgdat); - node_high_memory = (void *)__va((pgdat->node_start_pfn + pgdat->node_spanned_pages) << PAGE_SHIFT); @@ -441,19 +435,8 @@ void __init mem_init(void) vsyscall_init(); - codesize = (unsigned long) &_etext - (unsigned long) &_text; - datasize = (unsigned long) &_edata - (unsigned long) &_etext; - initsize = (unsigned long) &__init_end - (unsigned long) &__init_begin; - - printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, " - "%dk data, %dk init)\n", - nr_free_pages() << (PAGE_SHIFT-10), - num_physpages << (PAGE_SHIFT-10), - codesize >> 10, - datasize >> 10, - initsize >> 10); - - printk(KERN_INFO "virtual kernel memory layout:\n" + mem_init_print_info(NULL); + pr_info("virtual kernel memory layout:\n" " fixmap : 0x%08lx - 0x%08lx (%4ld kB)\n" #ifdef CONFIG_HIGHMEM " pkmap : 0x%08lx - 0x%08lx (%4ld kB)\n" -- 1.7.9.5 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pb0-f44.google.com ([209.85.160.44]:61836 "EHLO mail-pb0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933665Ab3CZQI7 (ORCPT ); Tue, 26 Mar 2013 12:08:59 -0400 Received: by mail-pb0-f44.google.com with SMTP id wz17so1348383pbc.31 for ; Tue, 26 Mar 2013 09:08:58 -0700 (PDT) From: Jiang Liu Subject: [PATCH v3, part4 31/39] mm/SH: prepare for removing num_physpages and simplify mem_init() Date: Tue, 26 Mar 2013 23:54:50 +0800 Message-ID: <1364313298-17336-32-git-send-email-jiang.liu@huawei.com> In-Reply-To: <1364313298-17336-1-git-send-email-jiang.liu@huawei.com> References: <1364313298-17336-1-git-send-email-jiang.liu@huawei.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Andrew Morton , David Rientjes Cc: Jiang Liu , Wen Congyang , Mel Gorman , Minchan Kim , KAMEZAWA Hiroyuki , Michal Hocko , James Bottomley , Sergei Shtylyov , David Howells , Mark Salter , Jianguo Wu , linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Mundt , Tang Chen , linux-sh@vger.kernel.org Message-ID: <20130326155450.qiBwWD2WnFPWLibO16JGDhsJPLNLEHH5bZ5uzvTDIME@z> Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu Cc: Paul Mundt Cc: Wen Congyang Cc: Tang Chen Cc: linux-sh@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- Hi all, Sorry for my mistake that my previous patch series has been screwed up. So I regenerate a third version and also set up a git tree at: git://github.com/jiangliu/linux.git mem_init Any help to review and test are welcomed! Regards! Gerry --- arch/sh/mm/init.c | 25 ++++--------------------- 1 file changed, 4 insertions(+), 21 deletions(-) diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index aecd913..3826596 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -407,24 +407,18 @@ unsigned int mem_init_done = 0; void __init mem_init(void) { - int codesize, datasize, initsize; - int nid; + pg_data_t *pgdat; iommu_init(); - num_physpages = 0; high_memory = NULL; - for_each_online_node(nid) { - pg_data_t *pgdat = NODE_DATA(nid); + for_each_online_pgdat(pgdat) { void *node_high_memory; - num_physpages += pgdat->node_present_pages; - if (pgdat->node_spanned_pages) free_all_bootmem_node(pgdat); - node_high_memory = (void *)__va((pgdat->node_start_pfn + pgdat->node_spanned_pages) << PAGE_SHIFT); @@ -441,19 +435,8 @@ void __init mem_init(void) vsyscall_init(); - codesize = (unsigned long) &_etext - (unsigned long) &_text; - datasize = (unsigned long) &_edata - (unsigned long) &_etext; - initsize = (unsigned long) &__init_end - (unsigned long) &__init_begin; - - printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, " - "%dk data, %dk init)\n", - nr_free_pages() << (PAGE_SHIFT-10), - num_physpages << (PAGE_SHIFT-10), - codesize >> 10, - datasize >> 10, - initsize >> 10); - - printk(KERN_INFO "virtual kernel memory layout:\n" + mem_init_print_info(NULL); + pr_info("virtual kernel memory layout:\n" " fixmap : 0x%08lx - 0x%08lx (%4ld kB)\n" #ifdef CONFIG_HIGHMEM " pkmap : 0x%08lx - 0x%08lx (%4ld kB)\n" -- 1.7.9.5