From: Jiang Liu <liuj97@gmail.com> To: Andrew Morton <akpm@linux-foundation.org>, David Rientjes <rientjes@google.com> Cc: Jiang Liu <jiang.liu@huawei.com>, Wen Congyang <wency@cn.fujitsu.com>, Mel Gorman <mgorman@suse.de>, Minchan Kim <minchan@kernel.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, Michal Hocko <mhocko@suse.cz>, James Bottomley <James.Bottomley@HansenPartnership.com>, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>, David Howells <dhowells@redhat.com>, Mark Salter <msalter@redhat.com>, Jianguo Wu <wujianguo@huawei.com>, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Mikael Starvik <starvik@axis.com>, Jesper Nilsson <jesper.nilsson@axis.com>, linux-cris-kernel@axis.com Subject: [PATCH v3, part4 16/39] mm/cris: prepare for removing num_physpages and simplify mem_init() Date: Tue, 26 Mar 2013 23:54:35 +0800 [thread overview] Message-ID: <1364313298-17336-17-git-send-email-jiang.liu@huawei.com> (raw) In-Reply-To: <1364313298-17336-1-git-send-email-jiang.liu@huawei.com> Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: linux-cris-kernel@axis.com 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/cris/mm/init.c | 33 ++------------------------------- 1 file changed, 2 insertions(+), 31 deletions(-) diff --git a/arch/cris/mm/init.c b/arch/cris/mm/init.c index 52b8b56..c81af5b 100644 --- a/arch/cris/mm/init.c +++ b/arch/cris/mm/init.c @@ -19,9 +19,6 @@ unsigned long empty_zero_page; void __init mem_init(void) { - int codesize, reservedpages, datasize, initsize; - unsigned long tmp; - BUG_ON(!mem_map); /* max/min_low_pfn was set by setup.c @@ -29,35 +26,9 @@ mem_init(void) * * high_memory was also set in setup.c */ - - max_mapnr = num_physpages = max_low_pfn - min_low_pfn; - - /* this will put all memory onto the freelists */ + max_mapnr = max_low_pfn - min_low_pfn; free_all_bootmem(); - - reservedpages = 0; - for (tmp = 0; tmp < max_mapnr; tmp++) { - /* - * Only count reserved RAM pages - */ - if (PageReserved(mem_map + tmp)) - reservedpages++; - } - - codesize = (unsigned long) &_etext - (unsigned long) &_stext; - 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 reserved, %dk data, " - "%dk init)\n" , - nr_free_pages() << (PAGE_SHIFT-10), - max_mapnr << (PAGE_SHIFT-10), - codesize >> 10, - reservedpages << (PAGE_SHIFT-10), - datasize >> 10, - initsize >> 10 - ); + mem_init_print_info(NULL); } /* free the pages occupied by initialization code */ -- 1.7.9.5
WARNING: multiple messages have this Message-ID (diff)
From: Jiang Liu <liuj97@gmail.com> To: Andrew Morton <akpm@linux-foundation.org>, David Rientjes <rientjes@google.com> Cc: Jiang Liu <jiang.liu@huawei.com>, Wen Congyang <wency@cn.fujitsu.com>, Mel Gorman <mgorman@suse.de>, Minchan Kim <minchan@kernel.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, Michal Hocko <mhocko@suse.cz>, James Bottomley <James.Bottomley@HansenPartnership.com>, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>, David Howells <dhowells@redhat.com>, Mark Salter <msalter@redhat.com>, Jianguo Wu <wujianguo@huawei.com>, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Mikael Starvik <starvik@axis.com>, Jesper Nilsson <jesper.nilsson@axis.com>, linux-cris-kernel@axis.com Subject: [PATCH v3, part4 16/39] mm/cris: prepare for removing num_physpages and simplify mem_init() Date: Tue, 26 Mar 2013 23:54:35 +0800 [thread overview] Message-ID: <1364313298-17336-17-git-send-email-jiang.liu@huawei.com> (raw) In-Reply-To: <1364313298-17336-1-git-send-email-jiang.liu@huawei.com> Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: linux-cris-kernel@axis.com 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/cris/mm/init.c | 33 ++------------------------------- 1 file changed, 2 insertions(+), 31 deletions(-) diff --git a/arch/cris/mm/init.c b/arch/cris/mm/init.c index 52b8b56..c81af5b 100644 --- a/arch/cris/mm/init.c +++ b/arch/cris/mm/init.c @@ -19,9 +19,6 @@ unsigned long empty_zero_page; void __init mem_init(void) { - int codesize, reservedpages, datasize, initsize; - unsigned long tmp; - BUG_ON(!mem_map); /* max/min_low_pfn was set by setup.c @@ -29,35 +26,9 @@ mem_init(void) * * high_memory was also set in setup.c */ - - max_mapnr = num_physpages = max_low_pfn - min_low_pfn; - - /* this will put all memory onto the freelists */ + max_mapnr = max_low_pfn - min_low_pfn; free_all_bootmem(); - - reservedpages = 0; - for (tmp = 0; tmp < max_mapnr; tmp++) { - /* - * Only count reserved RAM pages - */ - if (PageReserved(mem_map + tmp)) - reservedpages++; - } - - codesize = (unsigned long) &_etext - (unsigned long) &_stext; - 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 reserved, %dk data, " - "%dk init)\n" , - nr_free_pages() << (PAGE_SHIFT-10), - max_mapnr << (PAGE_SHIFT-10), - codesize >> 10, - reservedpages << (PAGE_SHIFT-10), - datasize >> 10, - initsize >> 10 - ); + mem_init_print_info(NULL); } /* free the pages occupied by initialization code */ -- 1.7.9.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2013-03-26 15:59 UTC|newest] Thread overview: 111+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-03-26 15:54 [PATCH v3, part4 00/39] Simplify mem_init() implementations and kill num_physpages Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 01/39] vmlinux.lds: add comments for global variables and clean up useless declarations Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 02/39] avr32: normalize global variables exported by vmlinux.lds Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 03/39] c6x: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 04/39] h8300: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 05/39] score: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 06/39] tile: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 07/39] UML: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 08/39] mm: introduce helper function mem_init_print_info() to simplify mem_init() Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 09/39] mm: use totalram_pages instead of num_physpages at runtime Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 10/39] mm/alpha: prepare for removing num_physpages and simplify mem_init() Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 11/39] mm/ARM: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 12/39] mm/ARM64: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 13/39] mm/AVR32: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 14/39] mm/blackfin: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 15/39] mm/c6x: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu [this message] 2013-03-26 15:54 ` [PATCH v3, part4 16/39] mm/cris: " Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 17/39] mm/frv: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 18/39] mm/h8300: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 19/39] mm/hexagon: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 20/39] mm/IA64: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 21/39] mm/m32r: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 22/39] mm/m68k: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 23/39] mm/microblaze: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 24/39] mm/MIPS: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 25/39] mm/mn10300: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 26/39] mm/openrisc: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-04-02 5:31 ` Jonas Bonn 2013-04-02 5:31 ` Jonas Bonn 2013-04-02 5:31 ` Jonas Bonn 2013-04-02 5:31 ` Jonas Bonn 2013-04-02 14:38 ` Jiang Liu 2013-04-02 14:38 ` Jiang Liu 2013-04-02 14:38 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 27/39] mm/PARISC: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 28/39] mm/ppc: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 29/39] mm/s390: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 30/39] mm/score: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 31/39] mm/SH: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 32/39] mm/SPARC: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-29 16:17 ` Sam Ravnborg 2013-03-29 16:17 ` Sam Ravnborg 2013-03-29 16:17 ` Sam Ravnborg 2013-03-26 15:54 ` [PATCH v3, part4 33/39] mm/tile: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 34/39] mm/um: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 35/39] mm/unicore32: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 36/39] mm/x86: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 37/39] mm/xtensa: " Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 38/39] mm/hotplug: prepare for removing num_physpages Jiang Liu 2013-03-26 15:54 ` Jiang Liu 2013-03-29 11:18 ` Sam Ravnborg 2013-03-29 11:18 ` Sam Ravnborg 2013-03-29 15:36 ` Jiang Liu 2013-03-29 15:36 ` Jiang Liu 2013-03-29 16:17 ` Sam Ravnborg 2013-03-29 16:17 ` Sam Ravnborg 2013-03-29 16:30 ` Jiang Liu 2013-03-29 16:30 ` Jiang Liu 2013-03-29 16:40 ` Sam Ravnborg 2013-03-29 16:40 ` Sam Ravnborg 2013-03-29 16:42 ` Jiang Liu 2013-03-29 16:42 ` Jiang Liu 2013-03-26 15:54 ` [PATCH v3, part4 39/39] mm: kill global variable num_physpages Jiang Liu 2013-03-26 15:54 ` Jiang Liu
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