diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 12:58:59 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 12:58:59 -0300 |
commit | 0520a938e11c34a5ffc422b9316b85e294b0fbb2 (patch) | |
tree | 9e44592eccb90ed2d2b3a893fb602e4ca894f695 /drivers/iommu/io-pgtable-arm-v7s.c | |
parent | 273d4428f8c4cc94c9598f8bcc006ec2e8c654ea (diff) |
Linux-libre 4.7.3-gnupck-4.7.3-gnu
Diffstat (limited to 'drivers/iommu/io-pgtable-arm-v7s.c')
-rw-r--r-- | drivers/iommu/io-pgtable-arm-v7s.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c index 8c6139986..def8ca1c9 100644 --- a/drivers/iommu/io-pgtable-arm-v7s.c +++ b/drivers/iommu/io-pgtable-arm-v7s.c @@ -286,12 +286,14 @@ static int arm_v7s_pte_to_prot(arm_v7s_iopte pte, int lvl) int prot = IOMMU_READ; arm_v7s_iopte attr = pte >> ARM_V7S_ATTR_SHIFT(lvl); - if (attr & ARM_V7S_PTE_AP_RDONLY) + if (!(attr & ARM_V7S_PTE_AP_RDONLY)) prot |= IOMMU_WRITE; if ((attr & (ARM_V7S_TEX_MASK << ARM_V7S_TEX_SHIFT)) == 0) prot |= IOMMU_MMIO; else if (pte & ARM_V7S_ATTR_C) prot |= IOMMU_CACHE; + if (pte & ARM_V7S_ATTR_XN(lvl)) + prot |= IOMMU_NOEXEC; return prot; } |