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DateThu, 04 Sep 2008 22:37:50 +0400
FromCyrill Gorcunov <>
Subject[patch 2/3] x86: io-apic - declare irq_cfg_lock for SPARSE_IRQ only
We use irq_cfg_lock lock in SPARSE_IRQ only context so
move it under #ifdef and compiler will be happy.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---
Index: linux-2.6.git/arch/x86/kernel/io_apic.c
===================================================================
--- linux-2.6.git.orig/arch/x86/kernel/io_apic.c 2008-09-04 22:06:37.000000000 +0400
+++ linux-2.6.git/arch/x86/kernel/io_apic.c 2008-09-04 22:08:06.000000000 +0400
@@ -147,14 +147,15 @@ static void init_one_irq_cfg(struct irq_

static struct irq_cfg *irq_cfgx;

+#ifdef CONFIG_HAVE_SPARSE_IRQ
/*
* Protect the irq_cfgx_free freelist:
*/
static DEFINE_SPINLOCK(irq_cfg_lock);

-#ifdef CONFIG_HAVE_SPARSE_IRQ
static struct irq_cfg *irq_cfgx_free;
#endif
+
static void __init init_work(void *data)
{
struct dyn_array *da = data;
--


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