commit 8ad909c4c1b91bd35ba6a2af5e7ab3fc8d9fe283

tjh.dev / kernel

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

fork atom

AMD IOMMU: fix WARN_ON in dma_ops unmap path

Impact: minor fix

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

Joerg Roedel 17 years ago 8ad909c4 24f81160

+1 -1

1 changed file

expand all

unified split

arch

x86

kernel

amd_iommu.c

+1 -1

arch/x86/kernel/amd_iommu.c

··· 910 if (address >= dom->aperture_size) 911 return; 912 913 - WARN_ON(address & 0xfffULL || address > dom->aperture_size); 914 915 pte = dom->pte_pages[IOMMU_PTE_L1_INDEX(address)]; 916 pte += IOMMU_PTE_L0_INDEX(address);

··· 910 if (address >= dom->aperture_size) 911 return; 912 913 + WARN_ON(address & ~PAGE_MASK || address >= dom->aperture_size); 914 915 pte = dom->pte_pages[IOMMU_PTE_L1_INDEX(address)]; 916 pte += IOMMU_PTE_L0_INDEX(address);