linux-kernel - [PATCH 5/7] ia64, irq: add dummy create_irq

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Date:	Thu, 26 Jan 2012 23:25:51 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>
Cc:	linux-kernel@...r.kernel.org, Yinghai Lu <yinghai@...nel.org>,
	Tony Luck <tony.luck@...el.com>,
	Fenghua Yu <fenghua.yu@...el.com>, linux-ia64@...r.kernel.org
Subject: [PATCH 5/7] ia64, irq: add dummy create_irq_nr()

create_irq() will return -1 when fail to allocate.
create_irq_nr() will return 0 when fail to allocate.

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
Cc: Tony Luck <tony.luck@...el.com>
Cc: Fenghua Yu <fenghua.yu@...el.com>
Cc: linux-ia64@...r.kernel.org
---
 arch/ia64/kernel/irq_ia64.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 782c3a35..07fcbdc 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -431,6 +431,16 @@ int create_irq(void)
 	return irq;
 }
 
+unsigned int create_irq_nr(unsigned int from, int node)
+{
+	int irq = create_irq();
+
+	if (irq < 0)
+		irq = 0;
+
+	return irq;
+}
+
 void destroy_irq(unsigned int irq)
 {
 	dynamic_irq_cleanup(irq);
-- 
1.7.7

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