On Sat, 15 Jan 2000, Linus Torvalds wrote:
>
>
> On Sat, 15 Jan 2000, Alexander Viro wrote:
> >
> > Folks, looks like we have a funny failure mode: we invalidate buffers only
> > upon close(), right? Well, going through the partition table happens
> > without open(). So consider the following scenario:
>
> A variation on this is why the partitioning code does something along the
> lines of
>
> bh = bread(..)
> ...
> bforget(bh);
>
> (ie uses "bforget()" instead of "brelse()").
>
> So you actually shouldn't see that failure mode you're talking about. But
> hey, who knows.
Umm... Yes, if we can guarantee that nothing will make us a present -
extra reference to the buffer_head. OTOH... nope, probably can't happen.
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