Re: [PATCH] 2.6.10 - direct-io async short read bug

From: Andrew Morton
Date: Tue Mar 08 2005 - 04:45:26 EST

Suparna Bhattacharya <suparna@xxxxxxxxxx> wrote:
> > > can you spot what is going wrong here that we have to try and
> > > workaround this later ?
> >
> > Good question. Do we have the i_sem coverage to prevent a concurrent
> > truncate?
> >
> > But from Sebastien's description it doesn't soound as if a concurrent
> > truncate is involved.
> Daniel McNeil has a testcase that reproduces the problem - seemed
> like a single thread thing - that's what puzzles me.

OK. It'd be nice if we could find a solution which gets around that i_size
access in the ISR, if someone has the time to look into it?

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at