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mm: move bootmem descriptors definition to a single place

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There are a lot of places that define either a single bootmem descriptor or an
array of them.  Use only one central array with MAX_NUMNODES items instead.

Signed-off-by: Johannes Weiner <[email protected]>
Acked-by: Ralf Baechle <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Richard Henderson <[email protected]>
Cc: Russell King <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: Hirokazu Takata <[email protected]>
Cc: Geert Uytterhoeven <[email protected]>
Cc: Kyle McMartin <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Paul Mundt <[email protected]>
Cc: David S. Miller <[email protected]>
Cc: Yinghai Lu <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: Andy Whitcroft <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Johannes Weiner 2008-07-23 21:26:55 -07:00 • committed by Linus Torvalds
commit b61bfa3c46
15 changed files with 40 additions and 54 deletions
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8
arch/alpha/mm/numa.c
View file

@ -19,7 +19,6 @@
#include <asm/pgalloc.h>
pg_data_t node_data[MAX_NUMNODES];
bootmem_data_t node_bdata[MAX_NUMNODES];
EXPORT_SYMBOL(node_data);
#undef DEBUG_DISCONTIG
@ -141,7 +140,7 @@ setup_memory_node(int nid, void *kernel_end)
printk(" not enough mem to reserve NODE_DATA");
return;
}
NODE_DATA(nid)->bdata = &node_bdata[nid];
NODE_DATA(nid)->bdata = &bootmem_node_data[nid];
printk(" Detected node memory: start %8lu, end %8lu\n",
node_min_pfn, node_max_pfn);
@ -304,8 +303,9 @@ void __init paging_init(void)
dma_local_pfn = virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
for_each_online_node(nid) {
unsigned long start_pfn = node_bdata[nid].node_boot_start >> PAGE_SHIFT;
unsigned long end_pfn = node_bdata[nid].node_low_pfn;
bootmem_data_t *bdata = &bootmem_node_data[nid];
unsigned long start_pfn = bdata->node_boot_start >> PAGE_SHIFT;
unsigned long end_pfn = bdata->node_low_pfn;
if (dma_local_pfn >= end_pfn - start_pfn)
zones_size[ZONE_DMA] = end_pfn - start_pfn;