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| author |   Suresh Siddha <suresh.b.siddha@intel.com> | 2007-05-02 19:27:20 +0200 |
|---|---|---|
| committer |   Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 19:27:20 +0200 |
| commit | e3f1caeef9a70b0699518092d653c15274b025ab (patch) | |
| tree | 23d89175f809cb7a53377fa68b295f6ce162f99b /arch/x86_64/mm/srat.c | |
| parent | [PATCH] x86-64: Dynamically adjust machine check interval (diff) | |
| download | linux-dev-e3f1caeef9a70b0699518092d653c15274b025ab.tar.xz linux-dev-e3f1caeef9a70b0699518092d653c15274b025ab.zip | |
[PATCH] x86-64: set node_possible_map at runtime - try 2
Set the node_possible_map at runtime on x86_64. On a non NUMA system,
num_possible_nodes() will now say '1'.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Eric Dumazet <dada1@cosmosbay.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Christoph Lameter <clameter@engr.sgi.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/x86_64/mm/srat.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c index 2efe215fc76a..1e76bb0a7277 100644 --- a/arch/x86_64/mm/srat.c +++ b/arch/x86_64/mm/srat.c @@ -419,19 +419,21 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end) return -1; } + node_possible_map = nodes_parsed; + /* Finally register nodes */ - for_each_node_mask(i, nodes_parsed) + for_each_node_mask(i, node_possible_map) setup_node_bootmem(i, nodes[i].start, nodes[i].end); /* Try again in case setup_node_bootmem missed one due to missing bootmem */ - for_each_node_mask(i, nodes_parsed) + for_each_node_mask(i, node_possible_map) if (!node_online(i)) 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; - if (!node_isset(cpu_to_node[i], nodes_parsed)) + if (!node_isset(cpu_to_node[i], node_possible_map)) numa_set_node(i, NUMA_NO_NODE); } numa_init_array(); |