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Re: crash in __alloc_bootmem_core on SGI current cvs

To: Ralf Baechle <ralf@oss.sgi.com>
Subject: Re: crash in __alloc_bootmem_core on SGI current cvs
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Tue, 16 Jan 2001 17:06:29 +0100 (MET)
Cc: Florian Lohoff <flo@rfc822.org>, linux-mips@oss.sgi.com
In-reply-to: <20010116135737.A13302@bacchus.dhis.org>
Organization: Technical University of Gdansk
Sender: owner-linux-mips@oss.sgi.com
On Tue, 16 Jan 2001, Ralf Baechle wrote:

> > Before:
> >     On node 0 totalpages: 589824
> >     zone(0): 589824 pages.
> > 
> > 
> > After:
> >     On node 0 totalpages: 65536
> >     zone(0): 65536 pages.
> 
> I probably already got used too machines with gigs of memory to notice ;-)

 The number actually denotes the highest page, regardless of the number of
pages, so you only need a single page placed far away from address zero to
observe such large counts.

> Can you decode the addresses in $epc and $31 for me?

 Probably a memory access in free_all_bootmem() or so.

-- 
+  Maciej W. Rozycki, Technical University of Gdansk, Poland   +
+--------------------------------------------------------------+
+        e-mail: macro@ds2.pg.gda.pl, PGP key available        +


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