Messages in this thread Patch in this message | | | Date | Wed, 08 Mar 2006 22:41:19 +0900 | From | Yasunori Goto <> | Subject | [PATCH: 002/017](RFC) Memory hotplug for new nodes v.3. (change name old add_memory() to arch_add_memory()) |
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This patch changes name of old add_memory() to arch_add_memory. and use node id to get pgdat for the node at NODE_DATA().
Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>
Index: pgdat6/arch/i386/mm/init.c =================================================================== --- pgdat6.orig/arch/i386/mm/init.c 2006-03-06 19:16:38.000000000 +0900 +++ pgdat6/arch/i386/mm/init.c 2006-03-06 19:34:53.000000000 +0900 @@ -652,7 +652,7 @@ void __init mem_init(void) * memory to the highmem for now. */ #ifndef CONFIG_NEED_MULTIPLE_NODES -int add_memory(u64 start, u64 size) +int arch_add_memory(int nid, u64 start, u64 size) { struct pglist_data *pgdata = &contig_page_data; struct zone *zone = pgdata->node_zones + MAX_NR_ZONES-1; Index: pgdat6/arch/ia64/mm/init.c =================================================================== --- pgdat6.orig/arch/ia64/mm/init.c 2006-03-06 19:16:38.000000000 +0900 +++ pgdat6/arch/ia64/mm/init.c 2006-03-06 19:34:53.000000000 +0900 @@ -646,7 +646,7 @@ void online_page(struct page *page) num_physpages++; } -int add_memory(u64 start, u64 size) +int arch_add_memory(int nid, u64 start, u64 size) { pg_data_t *pgdat; struct zone *zone; @@ -654,7 +654,7 @@ int add_memory(u64 start, u64 size) unsigned long nr_pages = size >> PAGE_SHIFT; int ret; - pgdat = NODE_DATA(0); + pgdat = NODE_DATA(nid); zone = pgdat->node_zones + ZONE_NORMAL; ret = __add_pages(zone, start_pfn, nr_pages); Index: pgdat6/arch/powerpc/mm/mem.c =================================================================== --- pgdat6.orig/arch/powerpc/mm/mem.c 2006-03-06 19:16:38.000000000 +0900 +++ pgdat6/arch/powerpc/mm/mem.c 2006-03-06 19:34:53.000000000 +0900 @@ -114,15 +114,13 @@ void online_page(struct page *page) num_physpages++; } -int __devinit add_memory(u64 start, u64 size) +int __devinit arch_add_memory(int nid, u64 start, u64 size) { struct pglist_data *pgdata; struct zone *zone; - int nid; unsigned long start_pfn = start >> PAGE_SHIFT; unsigned long nr_pages = size >> PAGE_SHIFT; - nid = hot_add_scn_to_nid(start); pgdata = NODE_DATA(nid); start = __va(start); Index: pgdat6/arch/x86_64/mm/init.c =================================================================== --- pgdat6.orig/arch/x86_64/mm/init.c 2006-03-06 19:16:38.000000000 +0900 +++ pgdat6/arch/x86_64/mm/init.c 2006-03-06 19:34:53.000000000 +0900 @@ -493,9 +493,9 @@ void online_page(struct page *page) num_physpages++; } -int add_memory(u64 start, u64 size) +int arch_add_memory(int nid, u64 start, u64 size) { - struct pglist_data *pgdat = NODE_DATA(0); + struct pglist_data *pgdat = NODE_DATA(nid); struct zone *zone = pgdat->node_zones + MAX_NR_ZONES-2; unsigned long start_pfn = start >> PAGE_SHIFT; unsigned long nr_pages = size >> PAGE_SHIFT; -- Yasunori Goto
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