Messages in this thread Patch in this message | | | Date | Wed, 26 Aug 2009 16:20:13 -0700 | From | Yinghai Lu <> | Subject | [PATCH] irq: make sure irq_desc for legacy irq get correct node setting |
| |
when there is no ram on node 0
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
--- kernel/irq/handle.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
Index: linux-2.6/kernel/irq/handle.c =================================================================== --- linux-2.6.orig/kernel/irq/handle.c +++ linux-2.6/kernel/irq/handle.c @@ -161,7 +161,7 @@ int __init early_irq_init(void) desc = irq_desc_legacy; legacy_count = ARRAY_SIZE(irq_desc_legacy); - node = first_online_node; + node = first_online_node; /* allocate irq_desc_ptrs array based on nr_irqs */ irq_desc_ptrs = kcalloc(nr_irqs, sizeof(void *), GFP_NOWAIT); @@ -172,6 +172,9 @@ int __init early_irq_init(void) for (i = 0; i < legacy_count; i++) { desc[i].irq = i; +#ifdef CONFIG_SMP + desc[i].node = node; +#endif 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], node, true);
| |