diff options
| -rw-r--r-- | arch/powerpc/mm/numa.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 6cf5c71c431f..195bfcd08959 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -116,6 +116,7 @@ static int __init get_active_region_work_fn(unsigned long start_pfn, /* * get_node_active_region - Return active region containing start_pfn + * Active range returned is empty if none found. * @start_pfn: The page to return the region for. * @node_ar: Returned set to the active region containing start_pfn */ @@ -126,6 +127,7 @@ static void __init get_node_active_region(unsigned long start_pfn, node_ar->nid = nid; node_ar->start_pfn = start_pfn; + node_ar->end_pfn = start_pfn; work_with_active_regions(nid, get_active_region_work_fn, node_ar); } @@ -933,18 +935,20 @@ void __init do_init_bootmem(void) struct node_active_region node_ar; get_node_active_region(start_pfn, &node_ar); - while (start_pfn < end_pfn) { + while (start_pfn < end_pfn && + node_ar.start_pfn < node_ar.end_pfn) { + unsigned long reserve_size = size; /* * if reserved region extends past active region * then trim size to active region */ if (end_pfn > node_ar.end_pfn) - size = (node_ar.end_pfn << PAGE_SHIFT) + reserve_size = (node_ar.end_pfn << PAGE_SHIFT) - (start_pfn << PAGE_SHIFT); - dbg("reserve_bootmem %lx %lx nid=%d\n", physbase, size, - node_ar.nid); + dbg("reserve_bootmem %lx %lx nid=%d\n", physbase, + reserve_size, node_ar.nid); reserve_bootmem_node(NODE_DATA(node_ar.nid), physbase, - size, BOOTMEM_DEFAULT); + reserve_size, BOOTMEM_DEFAULT); /* * if reserved region is contained in the active region * then done. @@ -959,6 +963,7 @@ void __init do_init_bootmem(void) */ start_pfn = node_ar.end_pfn; physbase = start_pfn << PAGE_SHIFT; + size = size - reserve_size; get_node_active_region(start_pfn, &node_ar); } |