Re: LLDD: scatterlists only?

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--- James Bottomley <James.Bottomley@xxxxxxxxxxxx> wrote:

> On Sun, 2005-08-14 at 16:24 -0700, Luben Tuikov wrote:
> > Did someone have a patch or was there a talk
> > that SCSI Core is moving towards sending _only_ scatterlists
> > down to LLDDs?  (effectively BUG_ON(!cmd->use_sg))
> 
> Yes, you can already see the beginnings in the -mm tree.
> 
> Jens is maintaining a block tree with this in here:
> 
>
http://www.kernel.org/git/?p=linux/kernel/git/axboe/linux-2.6-block.git;a=shortlog;h=rq-map
> 
> And I have a scsi-block-2.6 tree based off this here:
> 
>
http://www.kernel.org/git/?p=linux/kernel/git/jejb/scsi-block-2.6.git;a=summary
> 
> The missing (and frankly really nasty) pieces are pulling all the sg
> handling out of sg and st, but fortunately Mike Christie is working on
> that.

Ok, thanks James.

    Luben

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