Re: ISO-9660 Rock Ridge gives different links different inums

Horst von Brand (brand@jupiter.cs.uni-dortmund.de)
Fri, 10 Jan 2003 16:58:37 +0100


Peter Chubb <peter@chubb.wattle.id.au> said:

[...]

> The problem is that in Unix the fundamental identity of a file is
> the tuple (blkdev, inum); names are merely indices (links) that resolve to
> that tuple. Personally, I'd swap to a pair of system calls to map
> name to (blkdev, inum), and open(blkdev, inum). Think of the inode
> number as a unique within-filesystem index.

That way any joker can go ahead and open any file, without any regard to
permission bits on the directories that lead there. Not nice.

--
Dr. Horst H. von Brand                   User #22616 counter.li.org
Departamento de Informatica                     Fono: +56 32 654431
Universidad Tecnica Federico Santa Maria              +56 32 654239
Casilla 110-V, Valparaiso, Chile                Fax:  +56 32 797513
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/