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authorYinghai Lu <yinghai@kernel.org>2009-08-26 16:20:13 -0700
committerIngo Molnar <mingo@elte.hu>2009-08-29 15:53:00 +0200
commit372e24b0cb764ec55b4cf3408a95ae40a29e5b96 (patch)
treeee8b1e26ec723e509f6478898f4cfbd826aac5f2 /kernel/irq/handle.c
parent31b47cf7609288893a10706c648faa932c7aef90 (diff)
downloadop-kernel-dev-372e24b0cb764ec55b4cf3408a95ae40a29e5b96.zip
op-kernel-dev-372e24b0cb764ec55b4cf3408a95ae40a29e5b96.tar.gz
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> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> LKML-Reference: <4A95C32D.5040605@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/handle.c')
-rw-r--r--kernel/irq/handle.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 065205b..a81cf80 100644
--- a/kernel/irq/handle.c
+++ b/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);
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