diff options
| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2007-05-02 21:27:20 +0400 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 21:27:20 +0400 |
| commit | e3f1caeef9a70b0699518092d653c15274b025ab (patch) | |
| tree | 23d89175f809cb7a53377fa68b295f6ce162f99b /arch/x86_64/mm/k8topology.c | |
| parent | 8a336b0a4b6dfacc8cc5fd617ba1e1904077de2d (diff) | |
| download | linux-e3f1caeef9a70b0699518092d653c15274b025ab.tar.xz | |
[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 'arch/x86_64/mm/k8topology.c')
| -rw-r--r-- | arch/x86_64/mm/k8topology.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/x86_64/mm/k8topology.c b/arch/x86_64/mm/k8topology.c index b5b8dba28b4e..60e860e5ef4c 100644 --- a/arch/x86_64/mm/k8topology.c +++ b/arch/x86_64/mm/k8topology.c @@ -49,11 +49,8 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) int found = 0; u32 reg; unsigned numnodes; - nodemask_t nodes_parsed; unsigned dualcore = 0; - nodes_clear(nodes_parsed); - if (!early_pci_allowed()) return -1; @@ -102,7 +99,7 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) nodeid, (base>>8)&3, (limit>>8) & 3); return -1; } - if (node_isset(nodeid, nodes_parsed)) { + if (node_isset(nodeid, node_possible_map)) { printk(KERN_INFO "Node %d already present. Skipping\n", nodeid); continue; @@ -155,7 +152,7 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) prevbase = base; - node_set(nodeid, nodes_parsed); + node_set(nodeid, node_possible_map); } if (!found) |