From: Joerg Roedel <jroedel@suse.de>
Date: Mon, 19 Aug 2019 15:22:52 +0200
Subject: ia64: Get rid of iommu_pass_through
Git-commit: 74bc0f6b22fd1a3c839f61d8475335a98af53c7a
Patch-mainline: v5.4-rc1
References: bsc#1160320

This variable has no users anymore so it can be removed.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 arch/ia64/include/asm/iommu.h | 2 --
 arch/ia64/kernel/pci-dma.c    | 2 --
 2 files changed, 4 deletions(-)

diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h
index 7429a72f3f92..92aceef63710 100644
--- a/arch/ia64/include/asm/iommu.h
+++ b/arch/ia64/include/asm/iommu.h
@@ -8,10 +8,8 @@
 extern void no_iommu_init(void);
 #ifdef	CONFIG_INTEL_IOMMU
 extern int force_iommu, no_iommu;
-extern int iommu_pass_through;
 extern int iommu_detected;
 #else
-#define iommu_pass_through	(0)
 #define no_iommu		(1)
 #define iommu_detected		(0)
 #endif
diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c
index fe988c49f01c..f5d49cd3fbb0 100644
--- a/arch/ia64/kernel/pci-dma.c
+++ b/arch/ia64/kernel/pci-dma.c
@@ -22,8 +22,6 @@ int force_iommu __read_mostly = 1;
 int force_iommu __read_mostly;
 #endif
 
-int iommu_pass_through;
-
 static int __init pci_iommu_init(void)
 {
 	if (iommu_detected)