Re: [patch 4/19] stack space reduction (remove MAX_BUF_PER_PAGE)

[Andrew Morton]

Linus Torvalds wrote:
> 
> On Mon, 17 Jun 2002, Andrew Morton wrote:
> > Andrew Morton wrote:
> > >
> > > ..
> > > +               do {
> > > +                       if (buffer_async_read(bh))
> > > +                               submit_bh(READ, bh);
> > > +               } while ((bh = bh->b_this_page) != head);
> >
> > That's a bug.
> 
> I'm just not going to apply this patch.

Excellent idea.

There were some patches floating around a while back (Ben and Hugh,
I think) which gave x86 a 64k soft PAGE_CACHE_SIZE.  They will hit
this problem.  But they know about it now, and the fix is there.

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