linux-kernel - [PATCH 2/2] MIPS: Mark all but i8259 interrupts as no-probe.

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Message-ID: <20080129112120.GB8665@linux-mips.org>
Date:	Tue, 29 Jan 2008 11:21:20 +0000
From:	Ralf Baechle <ralf@...ux-mips.org>
To:	Rob Landley <rob@...dley.net>
Cc:	linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org
Subject: [PATCH 2/2] MIPS: Mark all but i8259 interrupts as no-probe.

Use set_irq_noprobe() to mark all MIPS interrupts as non-probe.  Override
that default for i8259 interrupts.

Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>

 arch/mips/kernel/i8259.c |    4 +++-
 arch/mips/kernel/irq.c   |    5 +++++
 2 files changed, 8 insertions(+), 1 deletion(-)

Index: linux-mips/arch/mips/kernel/i8259.c
===================================================================
--- linux-mips.orig/arch/mips/kernel/i8259.c
+++ linux-mips/arch/mips/kernel/i8259.c
@@ -338,8 +338,10 @@ void __init init_i8259_irqs(void)
 
 	init_8259A(0);
 
-	for (i = I8259A_IRQ_BASE; i < I8259A_IRQ_BASE + 16; i++)
+	for (i = I8259A_IRQ_BASE; i < I8259A_IRQ_BASE + 16; i++) {
 		set_irq_chip_and_handler(i, &i8259A_chip, handle_level_irq);
+		set_irq_probe(i);
+	}
 
 	setup_irq(I8259A_IRQ_BASE + PIC_CASCADE_IR, &irq2);
 }
Index: linux-mips/arch/mips/kernel/irq.c
===================================================================
--- linux-mips.orig/arch/mips/kernel/irq.c
+++ linux-mips/arch/mips/kernel/irq.c
@@ -145,6 +145,11 @@ __setup("nokgdb", nokgdb);
 
 void __init init_IRQ(void)
 {
+	int i;
+
+	for (i = 0; i < NR_IRQS; i++)
+		set_irq_noprobe(i);
+
 	arch_init_irq();
 
 #ifdef CONFIG_KGDB
--
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