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SubjectRe: [Q] FAT driver enhancement
On Tue, Apr 02, 2002 at 10:27:52PM +0900, OGAWA Hirofumi wrote:
> Helge Hafting <helgehaf@aitel.hist.no> writes:
>
> > OGAWA Hirofumi wrote:
> > >
> > > Jos Hulzink <josh@stack.nl> writes:
> > > > Questions:
> > > >
> > > > 1) How do you think about the checking of the FAT tables ? It definitely
> > > > will slow down the mount.
> > >
> > > Unfortunately if FAT table has bad sector, FAT tables may not be the
> > > same.
> >
> > And then you don't want to mount unless you know what you
> > are doing. And those knowing what they are doing can be bothered
> > to use some kind of "force" option in this case. Or perhaps an
> > option that selects which FAT to trust.
>
> I mean I/O error, not data damage.

It is the block layer's responsibility to retry such soft errors and recover.

Probably the best you can do, is retry the read a few times if there is an error
reported, and then fail if it persists.
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