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Re: The mmap() problem is back

To: Wessel Dankers <wsl@xxxxxxxxxxxx>
Subject: Re: The mmap() problem is back
From: Stephen Lord <lord@xxxxxxx>
Date: 03 Aug 2002 11:02:55 -0500
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <20020803142405.GC576@xxxxxxxxxxxx>
References: <20020803132927.GA576@xxxxxxxxxxxx> <9862.1028384103@xxxxxxxxxxxxxxxxxxxxx> <20020803142405.GC576@xxxxxxxxxxxx>
Sender: owner-linux-xfs@xxxxxxxxxxx
On Sat, 2002-08-03 at 09:24, Wessel Dankers wrote:
> On 2002-08-04 00:15:03+1000, Keith Owens wrote:
> > I don't see this problem, running xfs 2.4.19.  mapcheck finds no
> > errors, the test case from
> > http://marc.theaimsgroup.com/?l=linux-xfs&m=102408887618294&w=2 passes.
> > However I am running gcc 2.96, not 3.1.  Can you supply a small test
> > case that always fails?
> 
> It's the compiler itself that fails, once the source file is corrected it
> produces a correct executable. A simple test case for me is:
> 
> % rm -f foo
> % dmesg >foo
> % ls -l foo
> -rw-r-----    1 wsl      wsl          8557 Aug  3 16:18 foo
> % mapcheck foo
> 1 files scanned 1 files fixed 0 errors

If I remember correctly, that output means it found nothing wrong.

Steve

> % mapcheck foo
> 1 files scanned 0 files fixed 0 errors
> 
> The bug crops up when the file is created. It also doesn't happen 100% of
> the time: when I created a "bar" file to test it again, it passed. I'm not
> able to determine what triggers the problem.
> 
> Kind regards,
> 
> --
> Wessel Dankers <wsl@xxxxxxxxxxxx>
> 
> You've been infected by the Telescoping Hubble virus.



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