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RE: flush_anon_page for MIPS

To: "Ralf Baechle" <ralf@linux-mips.org>
Subject: RE: flush_anon_page for MIPS
From: "Ravi Pratap" <Ravi.Pratap@hillcrestlabs.com>
Date: Fri, 23 Mar 2007 11:59:32 -0400
Cc: "Atsushi Nemoto" <anemo@mba.ocn.ne.jp>, <miklos@szeredi.hu>, <linux-mips@linux-mips.org>
In-reply-to: <20070323155641.GA31853@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org
Thread-index: AcdtY9wHcM81+jWCRfuMXP9BvqJGBAAAE9OQ
Thread-topic: flush_anon_page for MIPS
> From: Ralf Baechle [mailto:ralf@linux-mips.org] 
> Sent: Friday, March 23, 2007 11:57 AM
> To: Ravi Pratap
> Cc: Atsushi Nemoto; miklos@szeredi.hu; linux-mips@linux-mips.org
> Subject: Re: flush_anon_page for MIPS
> 
> On Fri, Mar 23, 2007 at 11:47:20AM -0400, Ravi Pratap wrote:
> 
> > The standard FUSE hello program triggers the bug every single time. 
> > All you have to do is follow the example on the FUSE web page:
> > http://fuse.sourceforge.net
> > 
> > ~/fuse/example$ mkdir /tmp/fuse
> > ~/fuse/example$ ./hello /tmp/fuse
> > ~/fuse/example$ ls -l /tmp/fuse
> > total 0
> > -r--r--r--  1 root root 13 Jan  1  1970 hello ~/fuse/example$ cat 
> > /tmp/fuse/hello Hello World!
> > ~/fuse/example$ fusermount -u /tmp/fuse ~/fuse/example$
> > 
> > 
> > It hangs when you do ls -l /tmp/fuse, in the above example.
> 
> What processor does it fail on?

# cat /proc/cpuinfo
system type             : Sigma Designs TangoX
processor               : 0
cpu model               : MIPS 4KEc V6.8
BogoMIPS                : 299.00
wait instruction        : yes
microsecond timers      : yes
tlb_entries             : 32
extra interrupt vector  : yes
hardware watchpoint     : yes
ASEs implemented        : mips16
VCED exceptions         : not available
VCEI exceptions         : not available

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