Re: [PATCH] highmem I/O for ide-pmac.c

Jens Axboe (axboe@suse.de)
Wed, 11 Sep 2002 15:13:00 +0200


On Wed, Sep 11 2002, Jens Axboe wrote:
> On Wed, Sep 11 2002, Jens Axboe wrote:
> > Also, can you grow sg segments indefinitely?
>
> Maybe you copied that from ide-dma? I think it would be safer to just
> remove it, btw, there's no (if any) benefit to making the sg segments
> bigger than a page since we'll much sooner hit the max sectors
> limitation than the segment one.

ide_build_dmatable() makes sure that it is safe, so no extra checking is
needed. So we can keep current behaviour and its not a bug and no
changes are needed in either ide-dma nor ide-pmac.

-- 
Jens Axboe

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