Subject: Re: kern/10430: Wd driver cannot handle bad144 table properly?
To: None <>
From: Takahiro Kambe <>
List: netbsd-bugs
Date: 06/26/2000 08:34:09
In message <>
	on Sun, 25 Jun 2000 20:53:28 +0200,
	Manuel Bouyer <> wrote:
> > So, bad144 might be useful but I also think we might create another
> > type of software bad block mapping scheme.
> Then I think it should not be done in disk drivers, but at a upper level.
I agree.  But in short term, current bad144 should be fixed if there
isn't much difficulty.

> > > Also note that there's severe performances penalty with bad144, as it has
> > > to work in single-sector mode.
> > Dose it need to work in single-sector mode all that time?
> No, only when in the area of the bad sector.
Then performances penalty isn't so severe, since it happens within 126
sectors in a drive.

Takahiro Kambe <>