From: Yinghai Lu <yinghai@kernel.org>
To: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] x86: reget cfg_new in case reuse/move irq_desc
Date: Tue, 04 Aug 2009 08:58:46 -0700 [thread overview]
Message-ID: <4A785AB6.3020803@kernel.org> (raw)
when irq_desc is moved, we need to make sure to use right cfg_new
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
arch/x86/kernel/apic/io_apic.c | 1 +
1 file changed, 1 insertion(+)
Index: linux-2.6/arch/x86/kernel/apic/io_apic.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/apic/io_apic.c
+++ linux-2.6/arch/x86/kernel/apic/io_apic.c
@@ -3153,6 +3153,7 @@ unsigned int create_irq_nr(unsigned int
continue;
desc_new = move_irq_desc(desc_new, node);
+ cfg_new = desc_new->chip_data;
if (__assign_irq_vector(new, cfg_new, apic->target_cpus()) == 0)
irq = new;
next reply other threads:[~2009-08-04 15:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-04 15:58 Yinghai Lu [this message]
2009-08-08 15:02 ` Ingo Molnar
2009-09-27 7:21 Yinghai Lu
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