Re: [PATCH] cramfs corruption after BLKFLSBUF on loop device

Andrew Morton
2006-06-02T19:47:15Z

On Fri, 2 Jun 2006 21:37:02 +0200
Olaf Hering <olh@suse.de> wrote:

> > I'd suggest you run SetPagePrivate() and SetPageChecked() on the locked
> > page and implement a_ops.releasepage(), which will fail if PageChecked(),
> > and will succeed otherwise:
>
> No leak without tweaking PG_private.

Odd. That would imply that PG_private is being left set somehow (it will
make the page unreclaimable). But I don't see it.

Plus if we have lots of PagePrivate() pages floating about you should see
your ->releasepage() being called.