[PATCH] genirq: cleanup: turn ARCH_HAS_IRQ_PER_CPU into CONFIG_IRQ_PER_CPU

Cleanup: change ARCH_HAS_IRQ_PER_CPU into a Kconfig method.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

12 files changed, 24 insertions, 29 deletions

diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index 856b665020e7..6a1238a29d6c 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -28,6 +28,10 @@ config GENERIC_CALIBRATE_DELAY
 	bool
 	default y
 
+config IRQ_PER_CPU
+	bool
+	default y
+
 config CRIS
 	bool
 	default y
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 5faacbb8d16c..b487e227a1f7 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -492,6 +492,10 @@ config GENERIC_PENDING_IRQ
 	depends on GENERIC_HARDIRQS && SMP
 	default y
 
+config IRQ_PER_CPU
+	bool
+	default y
+
 source "arch/ia64/hp/sim/Kconfig"
 
 menu "Instrumentation Support"
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 35e038a974c6..08c2ece4ae40 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1618,6 +1618,11 @@ config GENERIC_IRQ_PROBE
 	bool
 	default y
 
+config IRQ_PER_CPU
+	depends on SMP
+	bool
+	default y
+
 #
 # - Highmem only makes sense for the 32-bit kernel.
 # - The current highmem code will only work properly on physically indexed
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 910fb3afc0b5..6dd0ea8f88e0 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -51,6 +51,10 @@ config GENERIC_HARDIRQS
 config GENERIC_IRQ_PROBE
 	def_bool y
 
+config IRQ_PER_CPU
+	bool
+	default y
+
 # unless you want to implement ACPI on PA-RISC ... ;-)
 config PM
 	bool
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index e2e9df344ab7..d43e4521abf2 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -30,6 +30,10 @@ config GENERIC_HARDIRQS
 	bool
 	default y
 
+config IRQ_PER_CPU
+	bool
+	default y
+
 config RWSEM_GENERIC_SPINLOCK
 	bool
 
diff --git a/include/asm-cris/irq.h b/include/asm-cris/irq.h
index 4b338792218b..998cce9f3200 100644
--- a/include/asm-cris/irq.h
+++ b/include/asm-cris/irq.h
@@ -1,11 +1,6 @@
 #ifndef _ASM_IRQ_H
 #define _ASM_IRQ_H
 
-/*
- * IRQ line status macro IRQ_PER_CPU is used
- */
-#define ARCH_HAS_IRQ_PER_CPU
-
 #include <asm/arch/irq.h>
 
 static inline int irq_canonicalize(int irq)
diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h
index dbe86c0bbce5..79479e2c6966 100644
--- a/include/asm-ia64/irq.h
+++ b/include/asm-ia64/irq.h
@@ -14,11 +14,6 @@
 #define NR_IRQS		256
 #define NR_IRQ_VECTORS	NR_IRQS
 
-/*
- * IRQ line status macro IRQ_PER_CPU is used
- */
-#define ARCH_HAS_IRQ_PER_CPU
-
 static __inline__ int
 irq_canonicalize (int irq)
 {
diff --git a/include/asm-mips/mach-mips/irq.h b/include/asm-mips/mach-mips/irq.h
index 083d9c512a04..e994b0c01227 100644
--- a/include/asm-mips/mach-mips/irq.h
+++ b/include/asm-mips/mach-mips/irq.h
@@ -4,10 +4,4 @@
 
 #define NR_IRQS	256
 
-#ifdef CONFIG_SMP
-
-#define ARCH_HAS_IRQ_PER_CPU
-
-#endif
-
 #endif /* __ASM_MACH_MIPS_IRQ_H */
diff --git a/include/asm-parisc/irq.h b/include/asm-parisc/irq.h
index 377ba90c7d02..5cae260615a2 100644
--- a/include/asm-parisc/irq.h
+++ b/include/asm-parisc/irq.h
@@ -26,11 +26,6 @@
 
 #define NR_IRQS		(CPU_IRQ_MAX + 1)
 
-/*
- * IRQ line status macro IRQ_PER_CPU is used
- */
-#define ARCH_HAS_IRQ_PER_CPU
-
 static __inline__ int irq_canonicalize(int irq)
 {
 	return (irq == 2) ? 9 : irq;
diff --git a/include/asm-powerpc/irq.h b/include/asm-powerpc/irq.h
index a10feec29d4d..eb5f33e1977a 100644
--- a/include/asm-powerpc/irq.h
+++ b/include/asm-powerpc/irq.h
@@ -30,11 +30,6 @@
 #define IRQ_POLARITY_POSITIVE	0x2	/* high level or low->high edge */
 #define IRQ_POLARITY_NEGATIVE	0x0	/* low level or high->low edge */
 
-/*
- * IRQ line status macro IRQ_PER_CPU is used
- */
-#define ARCH_HAS_IRQ_PER_CPU
-
 #define get_irq_desc(irq) (&irq_desc[(irq)])
 
 /* Define a way to iterate across irqs. */
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 81f3d976bb32..519a1cb7c331 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -33,7 +33,7 @@
 #define IRQ_WAITING	32	/* IRQ not yet seen - for autodetection */
 #define IRQ_LEVEL	64	/* IRQ level triggered */
 #define IRQ_MASKED	128	/* IRQ masked - shouldn't be seen again */
-#ifdef ARCH_HAS_IRQ_PER_CPU
+#ifdef CONFIG_IRQ_PER_CPU
 # define IRQ_PER_CPU	256	/* IRQ is per CPU */
 # define CHECK_IRQ_PER_CPU(var) ((var) & IRQ_PER_CPU)
 #else
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index ca9b5d36abe8..8389d1817fe8 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -198,7 +198,7 @@ int setup_irq(unsigned int irq, struct irqaction *new)
 		if (!(old->flags & new->flags & SA_SHIRQ))
 			goto mismatch;
 
-#if defined(ARCH_HAS_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
+#if defined(CONFIG_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
 		/* All handlers must agree on per-cpuness */
 		if ((old->flags & IRQ_PER_CPU) != (new->flags & IRQ_PER_CPU))
 			goto mismatch;
@@ -213,7 +213,7 @@ int setup_irq(unsigned int irq, struct irqaction *new)
 	}
 
 	*p = new;
-#if defined(ARCH_HAS_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
+#if defined(CONFIG_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
 	if (new->flags & SA_PERCPU_IRQ)
 		desc->status |= IRQ_PER_CPU;
 #endif