aboutsummaryrefslogtreecommitdiffstats
path: root/arch/ia64
diff options
context:
space:
mode:
authorBob Picco <bob.picco@hp.com>2007-02-05 19:20:08 -0500
committerTony Luck <tony.luck@intel.com>2007-02-05 19:54:11 -0500
commit524fd988bb83153ddc9cfea867129eb6efb7ac23 (patch)
treeccb7944903d7f62b750c8e8729b28281ef7af094 /arch/ia64
parentf1c0afa2e8802c01cf82c915e2bb3cb2a81570d4 (diff)
[IA64] clean up sparsemem memory_present call
Eliminate arch specific memory_present call ia64 NUMA by utilizing sparse_memory_present_with_active_regions. Acked-by: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Bob Picco <bob.picco@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/mm/discontig.c36
1 files changed, 3 insertions, 33 deletions
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 999cefd2b226..6eae596c509d 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -412,37 +412,6 @@ static void __init memory_less_nodes(void)
412 return; 412 return;
413} 413}
414 414
415#ifdef CONFIG_SPARSEMEM
416/**
417 * register_sparse_mem - notify SPARSEMEM that this memory range exists.
418 * @start: physical start of range
419 * @end: physical end of range
420 * @arg: unused
421 *
422 * Simply calls SPARSEMEM to register memory section(s).
423 */
424static int __init register_sparse_mem(unsigned long start, unsigned long end,
425 void *arg)
426{
427 int nid;
428
429 start = __pa(start) >> PAGE_SHIFT;
430 end = __pa(end) >> PAGE_SHIFT;
431 nid = early_pfn_to_nid(start);
432 memory_present(nid, start, end);
433
434 return 0;
435}
436
437static void __init arch_sparse_init(void)
438{
439 efi_memmap_walk(register_sparse_mem, NULL);
440 sparse_init();
441}
442#else
443#define arch_sparse_init() do {} while (0)
444#endif
445
446/** 415/**
447 * find_memory - walk the EFI memory map and setup the bootmem allocator 416 * find_memory - walk the EFI memory map and setup the bootmem allocator
448 * 417 *
@@ -694,10 +663,11 @@ void __init paging_init(void)
694 663
695 max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT; 664 max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT;
696 665
697 arch_sparse_init();
698
699 efi_memmap_walk(filter_rsvd_memory, count_node_pages); 666 efi_memmap_walk(filter_rsvd_memory, count_node_pages);
700 667
668 sparse_memory_present_with_active_regions(MAX_NUMNODES);
669 sparse_init();
670
701#ifdef CONFIG_VIRTUAL_MEM_MAP 671#ifdef CONFIG_VIRTUAL_MEM_MAP
702 vmalloc_end -= PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) * 672 vmalloc_end -= PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) *
703 sizeof(struct page)); 673 sizeof(struct page));