linux-kernel - [Patch Part1 v7 28/38] irq_remapping: Kill unused function irq_remapping_print

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Message-Id: <1421723321-8386-29-git-send-email-jiang.liu@linux.intel.com>
Date:	Tue, 20 Jan 2015 11:08:31 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>,
	Dimitri Sivanich <sivanich@....com>, x86@...nel.org,
	Joerg Roedel <joro@...tes.org>,
	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	David Cohen <david.a.cohen@...ux.intel.com>,
	Sander Eikelenboom <linux@...elenboom.it>,
	David Vrabel <david.vrabel@...rix.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-acpi@...r.kernel.org, Joerg Roedel <jroedel@...e.de>,
	iommu@...ts.linux-foundation.org
Subject: [Patch Part1 v7 28/38] irq_remapping: Kill unused function irq_remapping_print_chip()

Now there's no user of irq_remapping_print_chip(), so kill it.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
---
 arch/x86/include/asm/irq_remapping.h |    2 --
 drivers/iommu/irq_remapping.c        |   13 -------------
 2 files changed, 15 deletions(-)

diff --git a/arch/x86/include/asm/irq_remapping.h b/arch/x86/include/asm/irq_remapping.h
index 79f1a84e6a85..5622a4fc7cd6 100644
--- a/arch/x86/include/asm/irq_remapping.h
+++ b/arch/x86/include/asm/irq_remapping.h
@@ -59,7 +59,6 @@ extern struct irq_domain *
 irq_remapping_get_ir_irq_domain( struct irq_alloc_info *info);
 extern struct irq_domain *
 irq_remapping_get_irq_domain(struct irq_alloc_info *info);
-extern void irq_remapping_print_chip(struct irq_data *data, struct seq_file *p);
 
 /* Create PCI MSI/MSIx irqdomain, use @parent as the parent irqdomain. */
 extern struct irq_domain *arch_create_msi_irq_domain(struct irq_domain *parent);
@@ -115,6 +114,5 @@ irq_remapping_get_irq_domain(struct irq_alloc_info *info)
 	return NULL;
 }
 
-#define	irq_remapping_print_chip	NULL
 #endif /* CONFIG_IRQ_REMAP */
 #endif /* __X86_IRQ_REMAPPING_H */
diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 3eaa822c30a9..558c804dbe11 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -204,19 +204,6 @@ static void ir_ack_apic_level(struct irq_data *data)
 	eoi_ioapic_irq(data->irq, irqd_cfg(data));
 }
 
-void irq_remapping_print_chip(struct irq_data *data, struct seq_file *p)
-{
-	/*
-	 * Assume interrupt is remapped if the parent irqdomain isn't the
-	 * vector domain, which is true for MSI, HPET and IOAPIC on x86
-	 * platforms.
-	 */
-	if (data->domain && data->domain->parent != arch_get_ir_parent_domain())
-		seq_printf(p, " IR-%s", data->chip->name);
-	else
-		seq_printf(p, " %s", data->chip->name);
-}
-
 static void ir_print_prefix(struct irq_data *data, struct seq_file *p)
 {
 	seq_printf(p, " IR-%s", data->chip->name);
-- 
1.7.10.4

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