This adds missing permission bits to the translated TCE. Signed-off-by: Alexey Kardashevskiy <a...@ozlabs.ru> --- arch/powerpc/kernel/iommu.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index da04561..01ac319 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -1085,6 +1085,7 @@ int iommu_put_tce_user_mode(struct iommu_table *tbl, unsigned long entry, return -EFAULT; } hwaddr = (unsigned long) page_address(page) + offset; + hwaddr |= tce & (TCE_PCI_READ | TCE_PCI_WRITE); ret = iommu_tce_build(tbl, entry, hwaddr, direction); if (ret) -- 2.0.0 _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev