From: Yinghai Lu <yinghai@kernel.org>
To: Ingo Molnar <mingo@elte.hu>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] irq: make sure irq_desc for legacy irq get correct node setting
Date: Wed, 26 Aug 2009 16:20:13 -0700 [thread overview]
Message-ID: <4A95C32D.5040605@kernel.org> (raw)
In-Reply-To: <20090826214323.GC25536@elte.hu>
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);
next parent reply other threads:[~2009-08-26 23:21 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090826214323.GC25536@elte.hu>
2009-08-26 23:20 ` Yinghai Lu [this message]
2009-08-26 23:20 ` [PATCH] irq: add irq_node Yinghai Lu
2009-08-26 23:21 ` [PATCH] pci/intr_remapping: allocate irq_iommu on node -v3 Yinghai Lu
2009-08-29 13:58 ` [tip:irq/core] pci/intr_remapping: Allocate irq_iommu on node tip-bot for Yinghai Lu
2009-08-29 13:58 ` [tip:irq/core] irq: Add irq_node() primitive tip-bot for Yinghai Lu
2009-08-29 13:58 ` [tip:irq/core] irq: Make sure irq_desc for legacy irq get correct node setting tip-bot for Yinghai Lu
2009-08-14 1:43 [PATCH] irq: make " Yinghai Lu
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