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irq/cpumask: make memoryless node zero happy

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Don't hardcode to node zero for early boot IRQ setup memory allocations.

[ penberg@cs.helsinki.fi: minor cleanups ]
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
This commit is contained in:
Yinghai Lu
2009-05-28 18:14:40 -07:00
committed by Pekka Enberg
parent 38c7fed2f5
commit dad213aeb5
2 changed files with 9 additions and 6 deletions
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6
arch/x86/kernel/apic/io_apic.c
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@@ -177,16 +177,18 @@ int __init arch_early_irq_init(void)
struct irq_cfg *cfg;
struct irq_desc *desc;
int count;
int node;
int i;
cfg = irq_cfgx;
count = ARRAY_SIZE(irq_cfgx);
node= cpu_to_node(boot_cpu_id);
for (i = 0; i < count; i++) {
desc = irq_to_desc(i);
desc->chip_data = &cfg[i];
alloc_cpumask_var(&cfg[i].domain, GFP_NOWAIT);
alloc_cpumask_var(&cfg[i].old_domain, GFP_NOWAIT);
alloc_cpumask_var_node(&cfg[i].domain, GFP_NOWAIT, node);
alloc_cpumask_var_node(&cfg[i].old_domain, GFP_NOWAIT, node);
if (i < NR_IRQS_LEGACY)
cpumask_setall(cfg[i].domain);
}