Messages in this thread | | | Date | Mon, 6 Jun 2011 17:35:57 +0200 | From | "Roedel, Joerg" <> | Subject | Re: [RFC 0/6] iommu: generic api migration and grouping |
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On Mon, Jun 06, 2011 at 11:15:30AM -0400, Ohad Ben-Cohen wrote:
> This is insufficient; users need somehow to tell what page sizes are > supported by the underlying hardware (we can't assume host page-sizes, > and we want to use bigger pages whenever possible, to relax the TLB > pressure). / What does the IOMMU-API user need this info for? On the x86 IOMMUs these details are handled transparently by the IOMMU driver.
Joerg
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