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Subject[PATCH 6/6] AMD IOMMU: remove unnecessary code from the iommu_enable function
Date
This code removes a leftover from the iommu_enable function. The ctrl variable
is assigned but never used.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
arch/x86/kernel/amd_iommu_init.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index c970fac..2a13e43 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -169,14 +169,11 @@ static void __init iommu_feature_disable(struct amd_iommu *iommu, u8 bit)

void __init iommu_enable(struct amd_iommu *iommu)
{
- u32 ctrl;
-
printk(KERN_INFO "AMD IOMMU: Enabling IOMMU at ");
print_devid(iommu->devid, 0);
printk(" cap 0x%hx\n", iommu->cap_ptr);

iommu_feature_enable(iommu, CONTROL_IOMMU_EN);
- ctrl = readl(iommu->mmio_base + MMIO_CONTROL_OFFSET);
}

static u8 * __init iommu_map_mmio_space(u64 address)
--
1.5.3.7



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