Messages in this thread | | | From | (Linus Torvalds) | Subject | Re: bio too big device | Date | Wed, 12 Mar 2003 17:59:03 +0000 (UTC) |
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In article <20030312154440.GA4868@win.tue.nl>, Andries Brouwer <aebr@win.tue.nl> wrote: >On Wed, Mar 12, 2003 at 11:14:14AM +0100, Jens Axboe wrote: > >> So I still think it's much better stick with the safe choice. Why do you >> think it's only one drive that has this bug? It basically boils down to >> whether That Other OS uses 256 sector commands or not. If it doesn't, I >> wouldn't trust the drives one bit. > >I am not quite sure I understand your reasoning. >We have seen *zero* drives that do not understand 256 sector commands. >Maybe such drives exist, but so far there is zero evidence.
That is definitely not true. We definitely _have_ had drives that misconstrue the 256-sector case. It's been a long time, but they definitely exist.
The right limit for IDE is 255 sectors, and doing 256 sectors WILL fail on some setups.
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