linux-kernel - [Patch Part3 v3 22/38] x86, irq: Kill irq_cfg.irq

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Date:	Sun,  9 Nov 2014 02:13:22 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	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>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>, x86@...nel.org,
	Joerg Roedel <joro@...tes.org>,
	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.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, iommu@...ts.linux-foundation.org
Subject: [Patch Part3 v3 22/38] x86, irq: Kill irq_cfg.irq_remapped

Now there is no user of irq_cfg.irq_remapped, so kill it.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
---
 arch/x86/include/asm/hw_irq.h       |    1 -
 drivers/iommu/amd_iommu.c           |    1 -
 drivers/iommu/intel_irq_remapping.c |    2 --
 3 files changed, 4 deletions(-)

diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index a007dae5feaf..7ad26bb42e57 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -191,7 +191,6 @@ struct irq_cfg {
 	u8			vector;
 	u8			move_in_progress : 1;
 #ifdef CONFIG_IRQ_REMAP
-	u8			remapped : 1;
 	union {
 		struct irq_2_iommu irq_2_iommu;
 		struct irq_2_irte  irq_2_irte;
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 704c18e3eb63..2f76656a88ce 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4129,7 +4129,6 @@ static void irq_remapping_prepare_irte(struct amd_ir_data *data,
 	struct msi_msg *msg = &data->msi_entry;
 	struct IO_APIC_route_entry *entry;
 
-	irq_cfg->remapped = 1;
 	data->irq_2_irte.devid = devid;
 	data->irq_2_irte.index = index + sub_handle;
 
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 0040d7899285..5e3e529e8d88 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -67,7 +67,6 @@ static int alloc_irte(struct intel_iommu *iommu, int irq,
 		      struct irq_2_iommu *irq_iommu, u16 count)
 {
 	struct ir_table *table = iommu->ir_table;
-	struct irq_cfg *cfg = irq_cfg(irq);
 	unsigned int mask = 0;
 	unsigned long flags;
 	int index;
@@ -94,7 +93,6 @@ static int alloc_irte(struct intel_iommu *iommu, int irq,
 	if (index < 0) {
 		pr_warn("IR%d: can't allocate an IRTE\n", iommu->seq_id);
 	} else {
-		cfg->remapped = 1;
 		irq_iommu->iommu = iommu;
 		irq_iommu->irte_index =  index;
 		irq_iommu->sub_handle = 0;
-- 
1.7.10.4

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