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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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