Re: 2.4.0-test8: BUG at ll_rw_blk.c:711

From: Alexander Viro (viro@math.psu.edu)
Date: Sun Sep 10 2000 - 15:56:14 EST


On Sun, 10 Sep 2000, Martin Costabel wrote:

> "Udo A. Steinberg" wrote:
> >
> > Steffen Luitz wrote:
> > >
> > > 2.4.0-test8's kupdate just crashed with a BUG at ll_rw_blk.c:711 when I
> > > was trying to save a file from StarOffice. The system is a Dual PII-300
> > > (with SMP ...)
> >
> > Al Viro posted a patch to fix this problem earlier today on this list.
>
> Where is this patch? I can't find it in the archive on
> http://boudicca.tux.org/hypermail/linux-kernel/ , nor in my mailbox. In
> fact, this "final fix" thread only consists of 2 answers, one by you and
> one by Linus. Since I am getting these oopses from ll_rw_blk.c:716 and
> buffer.c:730 all the time, I would be interested in any patch.

Move
        err = 0;
        if (buffer_unmapped(bh) {
                ...
        }
(in block_truncate_page()) before the
        if (!buffer_uptodate(bh))

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