> From: Jens Axboe <jens.axboe@oracle.com>
> Date: Tue, 23 Oct 2007 12:57:11 +0200
>
> > On Tue, Oct 23 2007, FUJITA Tomonori wrote:
> > > BTW, we avoid calling sg_init_table() for every I/O request due to Jens'
> > > trick. And Jens will remove the code to clear sg_dma_len/addr in
> > > blk_rq_map_sg(). So sparc64 iommu needs to do that for itself?
> > >
> > >
http://marc.info/?l=linux-scsi&m=119261920425120&w=2
> >
> > It does - Dave, do you agree with the patch? I think it should be added,
> > so that sparc64 isn't the odd-arch-out in this respect. I've tentatively
> > applied the patch, Davem?
>
> No objections.