From: Joerg Roedel Date: Thu, 3 Jul 2008 17:35:11 +0000 (+0200) Subject: x86, AMD IOMMU: remove unnecessary code from the iommu_enable function X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=fb339690a0506d2aca447b5e888fd6ac39ea4fa2;p=openwrt%2Fstaging%2Fblogic.git x86, AMD IOMMU: remove unnecessary code from the iommu_enable function This code removes a leftover from the iommu_enable function. The ctrl variable is assigned but never used. Signed-off-by: Joerg Roedel Cc: iommu@lists.linux-foundation.org Cc: bhavna.sarathy@amd.com Cc: robert.richter@amd.com Cc: Joerg Roedel Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index c970fac6fdc6..2a13e430437d 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)