Messages in this thread | | | Subject | Re: [PATCH 4/4] PCI: Add support for PASID capability | From | Valdis.Kletnieks@vt ... | Date | Wed, 28 Sep 2011 15:18:15 -0400 |
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On Tue, 27 Sep 2011 00:15:39 +0200, Joerg Roedel said:
> PASID stands for Process Address Space ID, it basically allows a PCI > device to access multiple IO address spaces at the same time using an > IOMMU. Users should enable it when they want to compile an IOMMU driver > into the kernel that supports PASIDs for the translated devices. > I'll add all that information to the Kconfig help. Thanks a lot for your > feedback :)
Is this a case where the PCI device drivers in question should be doing a 'select' or 'depends on' if they support talking to an IOMMU using PASID? [unhandled content-type:application/pgp-signature] | |