Re: bug in 2.5.1

[Jens Axboe <axboe@suse.de>]

On Tue, Dec 18 2001, Peter Rival wrote:
> Jens Axboe wrote:
> 
> >On Tue, Dec 18 2001, Hans-Otto Ahl wrote:
> >
> >>Hans-Otto Ahl wrote:
> >>
> >>
> >>>Jesper Juhl wrote:
> >>>
> >>>
> >>>>> Hi chaps, sorry to inform you about a problem in 'ide-floppy' drivers
> >>>>> and in the module as well.
> >>>>
> >
> >Apply this patch
> >
> >*.kernel.org/pub/linux/kernel/people/axboe/patches/v2.5/2.5.1/bio-251-1.bz2
> >
> >and ide-floppy should work again.
> >
> >
> Anyone have any patches for DAC960?  It doesn't compile, and I made the
> 
> "seemingly" obvious changes, but when I insmod, it sits in 
> "(initializing)".  This is on an Alpha AS1200 that I'm trying to use for 
> SPECsfs97 regression work...  Any ideas?

DAC960 will require some non-trivial work. I would do it, but reading
DAC960.[ch] makes my stomache bubble.

Note that it's not just buffer_head -> bio translation, it's also
walking the multi-page bios on your own (or better yet, transition it to
use blk_rq_map_sg) and adapting it to the pci dma mapping api.

-- 
Jens Axboe