Re: Bug#10147: kernel `bit already cleared' message (fwd)

Dan Hollis (goemon@sasami.anime.net)
Wed, 28 May 1997 11:20:08 -0700 (PDT)


On Wed, 28 May 1997, Jon Lewis wrote:
> I get these somewhat frequently on one of my systems as well. Usually,
> it's bogus...i.e. umount and e2fsck, and nothing is found.
>
> EXT2-fs warning (device 08:16): ext2_free_blocks: bit already cleared for
> block 404354
>
> kernel=2.0.30, device = IBM DORS 2gb SCSI disk on an NCR 810 using the BSD
> ported ncr8xx driver. I'm considering trying to swap the NCR out for a
> Buslogic to see what happens.

Try using the latest NCR driver, and using the option:

ncr53c8xx=burst:0

On the lilo 'append =' line.

Here's my line from lilo.conf:

append = "ncr53c8xx=sync:10,tags:4,burst:0,verb:2"

Some motherboards (like mine) cannot properly handle PCI burst fetch, even
though the BIOS says it can.

-Dan