From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Tue, 2 Dec 2014 09:26:38 +0000 Subject: [PATCH 5/7] iommu/arm-smmu: don't bother truncating the s1 output size to VA_BITS In-Reply-To: <87mw77cdft.fsf@igel.home> References: <1409849405-17347-1-git-send-email-will.deacon@arm.com> <1409849405-17347-6-git-send-email-will.deacon@arm.com> <87mw77cdft.fsf@igel.home> Message-ID: <20141202092638.GA9917@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Dec 01, 2014 at 08:39:18PM +0000, Andreas Schwab wrote: > Will Deacon writes: > > > diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c > > index ecad700cd4f4..2a7e3331b93a 100644 > > --- a/drivers/iommu/arm-smmu.c > > +++ b/drivers/iommu/arm-smmu.c > > @@ -24,7 +24,7 @@ > > * - v7/v8 long-descriptor format > > * - Non-secure access to the SMMU > > * - 4k and 64k pages, with contiguous pte hints. > > - * - Up to 42-bit addressing (dependent on VA_BITS) > > + * - Up to 48-bit addressing (dependent on VA_BITS) > > Does that mean that the dependency on !ARM_SMMU for ARM64_VA_BITS_48 is > obsolete? No, you need my other patch series for that (we don't handle stage-2 properly without it): http://lists.infradead.org/pipermail/linux-arm-kernel/2014-November/306786.html Will