Messages in this thread | | | Date | Mon, 4 Feb 2008 09:55:26 -0800 | From | mark gross <> | Subject | Re: Pull request: DMA pool updates |
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On Mon, Jan 28, 2008 at 05:11:47PM -0700, Matthew Wilcox wrote: > G'day Linus, mate > > Could you pull the dmapool branch of > git://git.kernel.org/pub/scm/linux/kernel/git/willy/misc.git please? > > All the patches have been posted to linux-kernel before, and various > comments (and acks) have been taken into account. > > It's a fairly nice performance improvement, so would be good to get in. > It's survived a few hours of *mumble* high-stress database benchmark, > so I have high confidence in its stability.
I haven't looked at this yet but, I've been doing some work with the IOMMU performance impacts on DMA operations. DMApooling could provide a way to mitigate some of the spankage gotten when using IOMMU's.
--mgross
> > -- > Intel are signing my paycheques ... these opinions are still mine > "Bill, look, we understand that you're interested in selling us this > operating system, but compare it to ours. We can't possibly take such > a retrograde step." > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@kvack.org. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
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