irq/cpumask: make memoryless node zero happy

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>

1 files changed, 4 insertions, 2 deletions

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 139201a562ba..94605e7f6a54 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -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);
         }