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| author | Andi Kleen <ak@suse.de> | 2005-11-05 17:25:53 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-14 19:55:14 -0800 |
| commit | 69d81fcde7797342417591ba7affb372b9c86eae (patch) | |
| tree | 97fbc73fd20f8ebc313b2bc41367a8efe36c2c3d /arch/x86_64/kernel/setup.c | |
| parent | 50895c5d76e15d8af480eff1aaab5770cabbc2c2 (diff) | |
| download | talos-obmc-linux-69d81fcde7797342417591ba7affb372b9c86eae.tar.gz talos-obmc-linux-69d81fcde7797342417591ba7affb372b9c86eae.zip | |
[PATCH] x86_64: Speed up numa_node_id by putting it directly into the PDA
Not go from the CPU number to an mapping array.
Mode number is often used now in fast paths.
This also adds a generic numa_node_id to all the topology includes
Suggested by Eric Dumazet
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/kernel/setup.c')
| -rw-r--r-- | arch/x86_64/kernel/setup.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index f27731ac95c5..99cfa751949a 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c @@ -823,7 +823,7 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c) if (!node_online(node)) node = nearby_node(apicid); } - cpu_to_node[cpu] = node; + numa_set_node(cpu, node); printk(KERN_INFO "CPU %d(%d) -> Node %d -> Core %d\n", cpu, c->x86_num_cores, node, cpu_core_id[cpu]); @@ -975,7 +975,7 @@ static void srat_detect_node(void) node = apicid_to_node[hard_smp_processor_id()]; if (node == NUMA_NO_NODE) node = 0; - cpu_to_node[cpu] = node; + numa_set_node(cpu, node); if (acpi_numa > 0) printk(KERN_INFO "CPU %d -> Node %d\n", cpu, node); |
