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authorAndi Kleen <ak@suse.de>2005-09-12 18:49:25 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-12 10:50:58 -0700
commite58e0d03120d6c2aa134fd3be4f0f762f0bb25e7 (patch)
tree6960dd1496f2ed91adad8c5ddd416fc05acce1fa /arch/x86_64/mm
parent66759a01adbfe8828dd063e32cf5ed3f46696181 (diff)
[PATCH] x86-64: Clean up the SRAT node list before computing the hash function
Also use for_each_node_mask instead of hand crafted loops. Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/mm')
-rw-r--r--arch/x86_64/mm/srat.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c
index 36bc7be9afb..d66b814e503 100644
--- a/arch/x86_64/mm/srat.c
+++ b/arch/x86_64/mm/srat.c
@@ -177,6 +177,14 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end)
int i;
if (acpi_numa <= 0)
return -1;
+
+ /* First clean up the node list */
+ for_each_node_mask(i, nodes_parsed) {
+ cutoff_node(i, start, end);
+ if (nodes[i].start == nodes[i].end)
+ node_clear(i, nodes_parsed);
+ }
+
memnode_shift = compute_hash_shift(nodes, nodes_weight(nodes_parsed));
if (memnode_shift < 0) {
printk(KERN_ERR
@@ -184,16 +192,10 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end)
bad_srat();
return -1;
}
- for (i = 0; i < MAX_NUMNODES; i++) {
- if (!node_isset(i, nodes_parsed))
- continue;
- cutoff_node(i, start, end);
- if (nodes[i].start == nodes[i].end) {
- node_clear(i, nodes_parsed);
- continue;
- }
+
+ /* Finally register nodes */
+ for_each_node_mask(i, nodes_parsed)
setup_node_bootmem(i, nodes[i].start, nodes[i].end);
- }
for (i = 0; i < NR_CPUS; i++) {
if (cpu_to_node[i] == NUMA_NO_NODE)
continue;