linux-kernel - [PATCH v4 11/28] x86, irq: Kill create

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Message-Id: <1376189294-32022-12-git-send-email-yinghai@kernel.org>
Date:	Sat, 10 Aug 2013 19:47:57 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>, Tony Luck <tony.luck@...el.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, Yinghai Lu <yinghai@...nel.org>,
	Joerg Roedel <joro@...tes.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Sebastian Andrzej Siewior <sebastian@...akpoint.cc>
Subject: [PATCH v4 11/28] x86, irq: Kill create_irq()

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

It only causes confusion.

Now we have no user for create_irq(), so remove create_irq() for x86.

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
Cc: Joerg Roedel <joro@...tes.org>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc: Sebastian Andrzej Siewior <sebastian@...akpoint.cc>
---
 arch/x86/kernel/apic/io_apic.c | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 47add1a..ccfb1d3 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2968,21 +2968,6 @@ unsigned int create_irq_nr(unsigned int from, int node)
 	return __create_irqs(from, 1, node);
 }
 
-int create_irq(void)
-{
-	int node = cpu_to_node(0);
-	unsigned int irq_want;
-	int irq;
-
-	irq_want = nr_irqs_gsi;
-	irq = create_irq_nr(irq_want, node);
-
-	if (irq == 0)
-		irq = -1;
-
-	return irq;
-}
-
 void destroy_irq(unsigned int irq)
 {
 	struct irq_cfg *cfg = irq_get_chip_data(irq);
-- 
1.8.1.4

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