Re: FileSystem Filter Driver

[Nir Livni]

> On Wed, Apr 23, 2003 at 12:28:33PM +0200, Nir Livni wrote:
> > Hi all,
> > I am looking for information about writing a FileSystem Filter Driver on
RH.
> > Any documentation or source code samples whould be appreciated.
> >
> > Please make sure you CC' me on any answer for this post, because I am
not
> > registered (yet ?)
> >
> > Thanks,
> > Nir
>
> The reference implementation for a filesystem is ext2fs, which
> you can have a look at in fs/ext2 on a unpacked kernel tree.
> Have also a look at fs/ramfs which is a bit simpler but does
> not deal with block devices.
>

My goal is to write a driver that runs above the filesystem driver, and
filters calls to this driver.
Actually, it should pass all calls to the filesystem driver, except very few
that it should fail for "Access Denied". Are there any simple examples for
that matter ?

Thanks,
Nir

> Also have a look at the linux-kernel and linux-fsdevel mailing list
> archives.
>
> Greets, Antonio.
>