xfs
[Top] [All Lists]

Re: The mmap() problem is back

To: Keith Owens <kaos@xxxxxxx>
Subject: Re: The mmap() problem is back
From: Florian Weimer <Weimer@xxxxxxxxxxxxxxxxxxxxx>
Date: Mon, 05 Aug 2002 19:47:47 +0200
Cc: Ethan Benson <erbenson@xxxxxxxxxx>, linux-xfs@xxxxxxxxxxx
In-reply-to: <3674.1028557285@ocs3.intra.ocs.com.au> (Keith Owens's message of "Tue, 06 Aug 2002 00:21:25 +1000")
References: <3674.1028557285@ocs3.intra.ocs.com.au>
Sender: owner-linux-xfs@xxxxxxxxxxx
User-agent: Gnus/5.090007 (Oort Gnus v0.07) Emacs/21.2 (i386-debian-linux-gnu)
Keith Owens <kaos@xxxxxxx> writes:

> Could people reporting this problem please include their compiler and
> binutils versions (gcc -v ; ld -v).  I am running 2.4.19-xfs from
> immediately after it was released, and I cannot reproduce the problem.
> Tested on UP and SMP using
>   Reading specs from /usr/lib/gcc-lib/i386-redhat-linux/2.96/specs
>   gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-81)
>   GNU ld version 2.10.91 (with BFD 2.10.91.0.2)

I've encountered the same problem with ReiserFS ages ago.  In this
case, the page cache had the correct view, but the data on disk was
wrong.  Unless the page was somehow flushed, the real disk contents
didn't show up until the next reboot.

Maybe similar things are happening here...

-- 
Florian Weimer                    Weimer@xxxxxxxxxxxxxxxxxxxxx
University of Stuttgart           http://CERT.Uni-Stuttgart.DE/people/fw/
RUS-CERT                          fax +49-711-685-5898


<Prev in Thread] Current Thread [Next in Thread>