From: "Steven J. Magnani" <steve@digidescorp.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org,
Chen Liqin <liqin.chen@sunplusct.com>,
Lennox Wu <lennox.wu@gmail.com>,
David Howells <dhowells@redhat.com>,
Greg Ungerer <gerg@snapgear.com>
Subject: Re: [PATCH] microblaze: Fix pfn_valid() for noMMU
Date: Tue, 17 Nov 2009 08:27:54 -0600 [thread overview]
Message-ID: <1258468075.2971.6.camel@iscandar.digidescorp.com> (raw)
In-Reply-To: <20091116141426.9fc63622.akpm@linux-foundation.org>
On Mon, 2009-11-16 at 14:14 -0800, Andrew Morton wrote:
> On Fri, 13 Nov 2009 16:08:29 -0600
> steve@digidescorp.com wrote:
>
> > Configuring DEBUG_SLAB causes a noMMU kernel to die during initialization
> > with an invalid virtual address panic in kfree_debugcheck().
> > The panic is due to an improper definition of pfn_valid().
> >
> > ...
> Is arch/score/include/asm/page.h buggy also?
>
I don't believe so, but only because MEMORY_START is defined as zero for
that arch, making min_low_pfn zero.
------------------------------------------------------------------------
Steven J. Magnani "I claim this network for MARS!
www.digidescorp.com Earthling, return my space modulator!"
#include <standard.disclaimer>
next prev parent reply other threads:[~2009-11-17 14:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-13 22:08 [PATCH] microblaze: Fix pfn_valid() for noMMU steve
2009-11-16 10:12 ` Michal Simek
2009-11-16 22:14 ` Andrew Morton
2009-11-17 14:27 ` Steven J. Magnani [this message]
2009-11-18 1:37 ` liqin.chen
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