Re: [PATCH -mm 0/3] remove useless ISA_DMA_THRESHOLD

From: Jens Axboe
Date: Wed Jun 02 2010 - 02:18:22 EST


On Tue, Jun 01 2010, FUJITA Tomonori wrote:
> On Tue, 1 Jun 2010 20:24:52 +0200
> Jens Axboe <jaxboe@xxxxxxxxxxxx> wrote:
>
> > On Mon, May 31 2010, FUJITA Tomonori wrote:
> > > This patchset removes useless ISA_DMA_THRESHOLD:
> > >
> > > - ISA_DMA_THRESHOLD is irrelevant to the majority of architectures but
> > > they have to define it.
> > >
> > > - ISA_DMA_THRESHOLD definition is inconsistent on architectures; ISA
> > > DMA addressing restriction, DMA addressing restriction or something
> > > else.
> > >
> > > - Everyone (except for SCSI) uses dma_mask instead of ancient
> > > ISA_DMA_THRESHOLD.
> > >
> > > Only SCSI uses ISA_DMA_THRESHOLD for ancient drivers with non-zero
> > > unchecked_isa_dma. We can safely remove ISA_DMA_THRESHOLD usage in
> > > SCSI. So we can clean up ISA_DMA_THRESHOLD on the whole tree.
> >
> > Looks good. James, it's probably easier if I just carry this patch set.
>
> Thanks,
>
> Any tree works for me, I thought about -mm though.
>
> Can you replace [1/3] with the following?
>
> I fixed the subject and the body, s/aha1532/aha1542/;
>
> Somehow I forgot to remove unused BAD_SG_DMA().

I'll collect the acks and include this update.

--
Jens Axboe

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