On Fri, Jun 26, 2015 at 09:33:03AM +0100, Zhen Lei wrote: > Because we will choose the minimum value between STRTAB_L1_SZ_SHIFT and > IDR1.SIDSIZE, so enlarge STRTAB_L1_SZ_SHIFT will not impact the platforms > whose IDR1.SIDSIZE is smaller than old STRTAB_L1_SZ_SHIFT value. > > Signed-off-by: Zhen Lei <[email protected]> > --- > drivers/iommu/arm-smmu-v3.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c > index 87c3d9b..d799feb 100644 > --- a/drivers/iommu/arm-smmu-v3.c > +++ b/drivers/iommu/arm-smmu-v3.c > @@ -206,7 +206,7 @@ > * Linear: Enough to cover 1 << IDR1.SIDSIZE entries > * 2lvl: 8k L1 entries, 256 lazy entries per table (each table covers a PCI > bus) > */ > -#define STRTAB_L1_SZ_SHIFT 16 > +#define STRTAB_L1_SZ_SHIFT 20 > #define STRTAB_SPLIT 8 > > #define STRTAB_L1_DESC_DWORDS 1
Can you update the comment too, please, to say that we now have 128k entries at level 1? Will _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
