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Diffstat (limited to 'arch/x86/mm/numa.c')
-rw-r--r--arch/x86/mm/numa.c37
1 files changed, 14 insertions, 23 deletions
diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index fbeaaf41661..496f494593b 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -192,8 +192,6 @@ int __init numa_add_memblk(int nid, u64 start, u64 end)
/* Initialize NODE_DATA for a node on the local memory */
static void __init setup_node_data(int nid, u64 start, u64 end)
{
- const u64 nd_low = PFN_PHYS(MAX_DMA_PFN);
- const u64 nd_high = PFN_PHYS(max_pfn_mapped);
const size_t nd_size = roundup(sizeof(pg_data_t), PAGE_SIZE);
bool remapped = false;
u64 nd_pa;
@@ -224,17 +222,12 @@ static void __init setup_node_data(int nid, u64 start, u64 end)
nd_pa = __pa(nd);
remapped = true;
} else {
- nd_pa = memblock_x86_find_in_range_node(nid, nd_low, nd_high,
- nd_size, SMP_CACHE_BYTES);
- if (nd_pa == MEMBLOCK_ERROR)
- nd_pa = memblock_find_in_range(nd_low, nd_high,
- nd_size, SMP_CACHE_BYTES);
- if (nd_pa == MEMBLOCK_ERROR) {
+ nd_pa = memblock_alloc_nid(nd_size, SMP_CACHE_BYTES, nid);
+ if (!nd_pa) {
pr_err("Cannot find %zu bytes in node %d\n",
nd_size, nid);
return;
}
- memblock_x86_reserve_range(nd_pa, nd_pa + nd_size, "NODE_DATA");
nd = __va(nd_pa);
}
@@ -371,8 +364,7 @@ void __init numa_reset_distance(void)
/* numa_distance could be 1LU marking allocation failure, test cnt */
if (numa_distance_cnt)
- memblock_x86_free_range(__pa(numa_distance),
- __pa(numa_distance) + size);
+ memblock_free(__pa(numa_distance), size);
numa_distance_cnt = 0;
numa_distance = NULL; /* enable table creation */
}
@@ -395,13 +387,13 @@ static int __init numa_alloc_distance(void)
phys = memblock_find_in_range(0, PFN_PHYS(max_pfn_mapped),
size, PAGE_SIZE);
- if (phys == MEMBLOCK_ERROR) {
+ if (!phys) {
pr_warning("NUMA: Warning: can't allocate distance table!\n");
/* don't retry until explicitly reset */
numa_distance = (void *)1LU;
return -ENOMEM;
}
- memblock_x86_reserve_range(phys, phys + size, "NUMA DIST");
+ memblock_reserve(phys, size);
numa_distance = __va(phys);
numa_distance_cnt = cnt;
@@ -482,8 +474,8 @@ static bool __init numa_meminfo_cover_memory(const struct numa_meminfo *mi)
numaram = 0;
}
- e820ram = max_pfn - (memblock_x86_hole_size(0,
- PFN_PHYS(max_pfn)) >> PAGE_SHIFT);
+ e820ram = max_pfn - absent_pages_in_range(0, max_pfn);
+
/* We seem to lose 3 pages somewhere. Allow 1M of slack. */
if ((s64)(e820ram - numaram) >= (1 << (20 - PAGE_SHIFT))) {
printk(KERN_ERR "NUMA: nodes only cover %LuMB of your %LuMB e820 RAM. Not used.\n",
@@ -505,13 +497,10 @@ static int __init numa_register_memblks(struct numa_meminfo *mi)
if (WARN_ON(nodes_empty(node_possible_map)))
return -EINVAL;
- for (i = 0; i < mi->nr_blks; i++)
- memblock_x86_register_active_regions(mi->blk[i].nid,
- mi->blk[i].start >> PAGE_SHIFT,
- mi->blk[i].end >> PAGE_SHIFT);
-
- /* for out of order entries */
- sort_node_map();
+ for (i = 0; i < mi->nr_blks; i++) {
+ struct numa_memblk *mb = &mi->blk[i];
+ memblock_set_node(mb->start, mb->end - mb->start, mb->nid);
+ }
/*
* If sections array is gonna be used for pfn -> nid mapping, check
@@ -545,6 +534,8 @@ static int __init numa_register_memblks(struct numa_meminfo *mi)
setup_node_data(nid, start, end);
}
+ /* Dump memblock with node info and return. */
+ memblock_dump_all();
return 0;
}
@@ -582,7 +573,7 @@ static int __init numa_init(int (*init_func)(void))
nodes_clear(node_possible_map);
nodes_clear(node_online_map);
memset(&numa_meminfo, 0, sizeof(numa_meminfo));
- remove_all_active_ranges();
+ WARN_ON(memblock_set_node(0, ULLONG_MAX, MAX_NUMNODES));
numa_reset_distance();
ret = init_func();