linux-kernel - [PATCH 5/9] ia64: remove the unused pci_iommu

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Message-Id: <20180801160252.25629-6-hch@lst.de>
Date:   Wed,  1 Aug 2018 18:02:48 +0200
From:   Christoph Hellwig <hch@....de>
To:     Tony Luck <tony.luck@...el.com>, Fenghua Yu <fenghua.yu@...el.com>
Cc:     David Woodhouse <dwmw2@...radead.org>, linux-ia64@...r.kernel.org,
        linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        iommu@...ts.linux-foundation.org
Subject: [PATCH 5/9] ia64: remove the unused pci_iommu_shutdown function

Signed-off-by: Christoph Hellwig <hch@....de>
---
 arch/ia64/include/asm/iommu.h | 1 -
 arch/ia64/kernel/pci-dma.c    | 5 -----
 2 files changed, 6 deletions(-)

diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h
index 156b9d8e1932..5397e5aa3704 100644
--- a/arch/ia64/include/asm/iommu.h
+++ b/arch/ia64/include/asm/iommu.h
@@ -5,7 +5,6 @@
 /* 10 seconds */
 #define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10)
 
-extern void pci_iommu_shutdown(void);
 extern void no_iommu_init(void);
 #ifdef	CONFIG_INTEL_IOMMU
 extern int force_iommu, no_iommu;
diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c
index 924966e5aa25..936af0ec7f8f 100644
--- a/arch/ia64/kernel/pci-dma.c
+++ b/arch/ia64/kernel/pci-dma.c
@@ -37,11 +37,6 @@ static int __init pci_iommu_init(void)
 /* Must execute after PCI subsystem */
 fs_initcall(pci_iommu_init);
 
-void pci_iommu_shutdown(void)
-{
-	return;
-}
-
 void __init
 iommu_dma_init(void)
 {
-- 
2.18.0