linux-kernel - Re: [RFC 02/13] iommu: Introduce tlb

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Message-ID: <fe514d3f-ef43-5fc3-8fe1-1d5dadd2b0b6@arm.com>
Date:   Mon, 3 Sep 2018 14:41:35 +0100
From:   Jean-Philippe Brucker <jean-philippe.brucker@....com>
To:     Auger Eric <eric.auger@...hat.com>,
        "eric.auger.pro@...il.com" <eric.auger.pro@...il.com>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, kvmarm@...ts.cs.columbia.edu, joro@...tes.org,
        alex.williamson@...hat.com, jacob.jun.pan@...ux.intel.com,
        "yi.l.liu\""@linux.intel.com, will.deacon@....com,
        robin.murphy@....com
Cc:     marc.zyngier@....com, peter.maydell@...aro.org,
        christoffer.dall@....com
Subject: Re: [RFC 02/13] iommu: Introduce tlb_invalidate API

On 03/09/2018 13:41, Auger Eric wrote:
> Also what about CMD_CFI_CD(_ALL) propagation. Is it an
> IOMMU_INV_TYPE_PASID invalidation?

Yes, INV_TYPE_PASID corresponds to the config invalidation. CMD_CFGI_CD
is granule INV_GRANU_PASID_SEL and CMD_CFGI_CD_ALL is granule
INV_GRANU_ALL_PASID

Thanks,
Jean