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Diffstat (limited to 'arch/x86/mm/numa_64.c')
-rw-r--r--arch/x86/mm/numa_64.c33
1 files changed, 10 insertions, 23 deletions
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 2d05a12029d..459913beac7 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -179,18 +179,25 @@ static void * __init early_node_mem(int nodeid, unsigned long start,
}
/* Initialize bootmem allocator for a node */
-void __init setup_node_bootmem(int nodeid, unsigned long start,
- unsigned long end)
+void __init
+setup_node_bootmem(int nodeid, unsigned long start, unsigned long end)
{
unsigned long start_pfn, last_pfn, bootmap_pages, bootmap_size;
+ const int pgdat_size = roundup(sizeof(pg_data_t), PAGE_SIZE);
unsigned long bootmap_start, nodedata_phys;
void *bootmap;
- const int pgdat_size = roundup(sizeof(pg_data_t), PAGE_SIZE);
int nid;
if (!end)
return;
+ /*
+ * Don't confuse VM with a node that doesn't have the
+ * minimum amount of memory:
+ */
+ if (end && (end - start) < NODE_MIN_SIZE)
+ return;
+
start = roundup(start, ZONE_ALIGN);
printk(KERN_INFO "Bootmem setup node %d %016lx-%016lx\n", nodeid,
@@ -272,9 +279,6 @@ void __init setup_node_bootmem(int nodeid, unsigned long start,
reserve_bootmem_node(NODE_DATA(nodeid), bootmap_start,
bootmap_pages<<PAGE_SHIFT, BOOTMEM_DEFAULT);
-#ifdef CONFIG_ACPI_NUMA
- srat_reserve_add_area(nodeid);
-#endif
node_set_online(nodeid);
}
@@ -578,21 +582,6 @@ unsigned long __init numa_free_all_bootmem(void)
return pages;
}
-void __init paging_init(void)
-{
- unsigned long max_zone_pfns[MAX_NR_ZONES];
-
- memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
- max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
- max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
- max_zone_pfns[ZONE_NORMAL] = max_pfn;
-
- sparse_memory_present_with_active_regions(MAX_NUMNODES);
- sparse_init();
-
- free_area_init_nodes(max_zone_pfns);
-}
-
static __init int numa_setup(char *opt)
{
if (!opt)
@@ -606,8 +595,6 @@ static __init int numa_setup(char *opt)
#ifdef CONFIG_ACPI_NUMA
if (!strncmp(opt, "noacpi", 6))
acpi_numa = -1;
- if (!strncmp(opt, "hotadd=", 7))
- hotadd_percent = simple_strtoul(opt+7, NULL, 10);
#endif
return 0;
}