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authorYinghai Lu <yinghai@kernel.org>2009-05-29 03:14:40 +0200
committerPekka Enberg <penberg@cs.helsinki.fi>2009-06-11 18:27:08 +0200
commitdad213aeb59718623fc59defeff95fe8c3feb8a0 (patch)
tree3b43b199f0c8a03f010f03087428b0d6c67cd75c /kernel/irq
parentx86: remove some alloc_bootmem_cpumask_var calling (diff)
downloadlinux-dad213aeb59718623fc59defeff95fe8c3feb8a0.tar.xz
linux-dad213aeb59718623fc59defeff95fe8c3feb8a0.zip
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>
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/handle.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index a60018402f42..e161999b6683 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -150,6 +150,7 @@ int __init early_irq_init(void)
{
struct irq_desc *desc;
int legacy_count;
+ int node;
int i;
init_irq_default_affinity();
@@ -160,20 +161,20 @@ int __init early_irq_init(void)
desc = irq_desc_legacy;
legacy_count = ARRAY_SIZE(irq_desc_legacy);
+ node = first_online_node;
/* allocate irq_desc_ptrs array based on nr_irqs */
irq_desc_ptrs = alloc_bootmem(nr_irqs * sizeof(void *));
/* allocate based on nr_cpu_ids */
- /* FIXME: invert kstat_irgs, and it'd be a per_cpu_alloc'd thing */
- kstat_irqs_legacy = alloc_bootmem(NR_IRQS_LEGACY * nr_cpu_ids *
- sizeof(int));
+ kstat_irqs_legacy = kzalloc_node(NR_IRQS_LEGACY * nr_cpu_ids *
+ sizeof(int), GFP_NOWAIT, node);
for (i = 0; i < legacy_count; i++) {
desc[i].irq = i;
desc[i].kstat_irqs = kstat_irqs_legacy + i * nr_cpu_ids;
lockdep_set_class(&desc[i].lock, &irq_desc_lock_class);
- alloc_desc_masks(&desc[i], 0, true);
+ alloc_desc_masks(&desc[i], node, true);
init_desc_masks(&desc[i]);
irq_desc_ptrs[i] = desc + i;
}