On 09/07/16 03:09, Mitchel Humpherys wrote: > Add the IOMMU_PRIV attribute, which is used to indicate privileged > mappings. > > Signed-off-by: Mitchel Humpherys <mitch...@codeaurora.org> > --- > include/linux/iommu.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/include/linux/iommu.h b/include/linux/iommu.h > index 664683aedcce..01c9f2667f2b 100644 > --- a/include/linux/iommu.h > +++ b/include/linux/iommu.h > @@ -31,6 +31,7 @@ > #define IOMMU_CACHE (1 << 2) /* DMA cache coherency */ > #define IOMMU_NOEXEC (1 << 3) > #define IOMMU_MMIO (1 << 4) /* e.g. things like MSI doorbells */ > +#define IOMMU_PRIV (1 << 5)
I agree on the IOMMU_PRIV name, but can't help thinking it might be worth a brief comment to make it abundantly clear at a glance that it isn't "private" or "priority 5" or whatever ;) Robin. > struct iommu_ops; > struct iommu_group; >
