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    SubjectRe: [PATCH] ipr: don't doublefree pages from scatterlist
    On Monday 06 February 2006 23:11, Hugh Dickins wrote:
    > On Mon, 6 Feb 2006, Andi Kleen wrote:
    > > On Monday 06 February 2006 17:45, Hugh Dickins wrote:
    > > >
    > > > But all this presupposes that someone is suddenly going to change the
    > > > x86_64 gart_map_sg (and subfunctions), or else force its iommu=nomerge:
    > > > that won't be me.
    > >
    > > Ok i changed it to conform to the gospel. I gave it some basic pounding LTP/dd IO with
    > > and without IOMMU force, but it's not that well tested. More testing welcome.
    > Great, thanks Andi. One small correction to the comment...
    > > Don't touch the non DMA members in the sg list in dma_map_sg in the IOMMU
    > >
    > > Some drivers (in particular ipr) ran into problems because they
    > No, the problem hasn't knowingly been sighted on ipr,

    Ok. I was wondering anyways why people should use ipr on x86-64.

    > it was the
    > st driver that Ryan's been seeing it with - ipr just came from
    > my looking around for like instances.

    I will fix the comment. Thanks.

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