On Thu, Nov 03, 2016 at 09:04:45AM +0100, Marek Szyprowski wrote: > This patch add support for page access protection bits. Till now this > feature was disabled and Exynos SYSMMU always mapped pages as read/write. > Now page access bits are set according to the protection bits provided > in iommu_map(), so Exynos SYSMMU is able to detect incorrect access to > mapped pages. Exynos SYSMMU earlier than v5 doesn't support write-only > mappings, so pages with such protection bits are mapped as read/write. > > Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> > --- > drivers/iommu/exynos-iommu.c | 63 +++++++++++++++++++++++++++++++++++--------- > 1 file changed, 51 insertions(+), 12 deletions(-) Applied, thanks Marek. -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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