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[IA64] clean up sparsemem memory_present call

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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>
This commit is contained in:
Bob Picco 2007-02-05 16:20:08 -08:00 committed by Tony Luck
parent f1c0afa2e8
commit 524fd988bb
1 changed files with 3 additions and 33 deletions
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36
arch/ia64/mm/discontig.c
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@ -412,37 +412,6 @@ static void __init memory_less_nodes(void)
return;
}
#ifdef CONFIG_SPARSEMEM
/**
* register_sparse_mem - notify SPARSEMEM that this memory range exists.
* @start: physical start of range
* @end: physical end of range
* @arg: unused
*
* Simply calls SPARSEMEM to register memory section(s).
*/
static int __init register_sparse_mem(unsigned long start, unsigned long end,
void *arg)
{
int nid;
start = __pa(start) >> PAGE_SHIFT;
end = __pa(end) >> PAGE_SHIFT;
nid = early_pfn_to_nid(start);
memory_present(nid, start, end);
return 0;
}
static void __init arch_sparse_init(void)
{
efi_memmap_walk(register_sparse_mem, NULL);
sparse_init();
}
#else
#define arch_sparse_init() do {} while (0)
#endif
/**
* find_memory - walk the EFI memory map and setup the bootmem allocator
*
@ -694,10 +663,11 @@ void __init paging_init(void)
max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT;
arch_sparse_init();
efi_memmap_walk(filter_rsvd_memory, count_node_pages);
sparse_memory_present_with_active_regions(MAX_NUMNODES);
sparse_init();
#ifdef CONFIG_VIRTUAL_MEM_MAP
vmalloc_end -= PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) *
sizeof(struct page));