[PATCH] Have x86_64 use add_active_range() and free_area_init_nodes

[sfrench/cifs-2.6.git] / arch / x86_64 / mm / srat.c

diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c
index ca10701e7a905a36f88b604a5b2c3ed280112d6b..7b50bb1caabe0500e73fd2113c9cda6fe164dddc 100644 (file)
--- a/arch/x86_64/mm/srat.c
+++ b/arch/x86_64/mm/srat.c
@@ -93,6 +93,7 @@ static __init void bad_srat(void)
                apicid_to_node[i] = NUMA_NO_NODE;
        for (i = 0; i < MAX_NUMNODES; i++)
                nodes_add[i].start = nodes[i].end = 0;
+       remove_all_active_ranges();
 }
 
 static __init inline int srat_disabled(void)
@@ -175,7 +176,7 @@ static int hotadd_enough_memory(struct bootnode *nd)
 
        if (mem < 0)
                return 0;
-       allowed = (end_pfn - e820_hole_size(0, end_pfn)) * PAGE_SIZE;
+       allowed = (end_pfn - absent_pages_in_range(0, end_pfn)) * PAGE_SIZE;
        allowed = (allowed / 100) * hotadd_percent;
        if (allocated + mem > allowed) {
                unsigned long range;
@@ -225,7 +226,7 @@ static int reserve_hotadd(int node, unsigned long start, unsigned long end)
        }
 
        /* This check might be a bit too strict, but I'm keeping it for now. */
-       if (e820_hole_size(s_pfn, e_pfn) != e_pfn - s_pfn) {
+       if (absent_pages_in_range(s_pfn, e_pfn) != e_pfn - s_pfn) {
                printk(KERN_ERR "SRAT: Hotplug area has existing memory\n");
                return -1;
        }
@@ -319,6 +320,8 @@ acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma)
 
        printk(KERN_INFO "SRAT: Node %u PXM %u %Lx-%Lx\n", node, pxm,
               nd->start, nd->end);
+       e820_register_active_regions(node, nd->start >> PAGE_SHIFT,
+                                               nd->end >> PAGE_SHIFT);
 
 #ifdef RESERVE_HOTADD
        if (ma->flags.hot_pluggable && reserve_hotadd(node, start, end) < 0) {
@@ -343,13 +346,13 @@ static int nodes_cover_memory(void)
                unsigned long s = nodes[i].start >> PAGE_SHIFT;
                unsigned long e = nodes[i].end >> PAGE_SHIFT;
                pxmram += e - s;
-               pxmram -= e820_hole_size(s, e);
+               pxmram -= absent_pages_in_range(s, e);
                pxmram -= nodes_add[i].end - nodes_add[i].start;
                if ((long)pxmram < 0)
                        pxmram = 0;
        }
 
-       e820ram = end_pfn - e820_hole_size(0, end_pfn);
+       e820ram = end_pfn - absent_pages_in_range(0, end_pfn);
        /* We seem to lose 3 pages somewhere. Allow a bit of slack. */
        if ((long)(e820ram - pxmram) >= 1*1024*1024) {
                printk(KERN_ERR