Messages in this thread | | | Date | Fri, 16 Sep 2011 05:24:16 -0400 | From | Konrad Rzeszutek Wilk <> | Subject | Re: [PATCH]: xen/blkback: Add support for old BARRIER requests - 'feature-barrier', was "Help with implementing some form of barriers in 3.0 kernels." |
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On Thu, Sep 15, 2011 at 11:15:40AM -0400, Christoph Hellwig wrote: > Btw, I'm really against exporting any of the low-level request/elevator > code interfaces. I have plans for huge changes in that area, and having > someone poke into it is just a bad idea.
Thanks for the heads up. > > Try to take a look at the barrier era dm implementation of them, which > did the draining on the bio layer and copy & paste that.
Jan (K), do you want to poke at that and re-use the patch of yours which I have been altering?
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