From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Ankita Garg <ankita@in.ibm.com>
Cc: linuxppc-dev@ozlabs.org, linux-mm@kvack.org
Subject: Re: Reserved pages in PowerPC
Date: Fri, 17 Sep 2010 07:52:31 +1000 [thread overview]
Message-ID: <1284673951.30449.93.camel@pasglop> (raw)
In-Reply-To: <20100916120806.GJ2332@in.ibm.com>
On Thu, 2010-09-16 at 17:38 +0530, Ankita Garg wrote:
> Thanks Ben for taking a look at this. So I checked the rtas messages
> on
> the serial console and see the following:
>
> instantiating rtas at 0x000000000f632000... done
>
> Which does not correspond to the higher addresses that I see as
> reserved
> (observation on a 16G machine).
Well, I'd suggest you audit prom_init.c which builds the reserve map,
and the various memblock_reserve() calls in prom.c
Cheers,
Ben.
WARNING: multiple messages have this Message-ID (diff)
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Ankita Garg <ankita@in.ibm.com>
Cc: linuxppc-dev@ozlabs.org, linux-mm@kvack.org
Subject: Re: Reserved pages in PowerPC
Date: Fri, 17 Sep 2010 07:52:31 +1000 [thread overview]
Message-ID: <1284673951.30449.93.camel@pasglop> (raw)
In-Reply-To: <20100916120806.GJ2332@in.ibm.com>
On Thu, 2010-09-16 at 17:38 +0530, Ankita Garg wrote:
> Thanks Ben for taking a look at this. So I checked the rtas messages
> on
> the serial console and see the following:
>
> instantiating rtas at 0x000000000f632000... done
>
> Which does not correspond to the higher addresses that I see as
> reserved
> (observation on a 16G machine).
Well, I'd suggest you audit prom_init.c which builds the reserve map,
and the various memblock_reserve() calls in prom.c
Cheers,
Ben.
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next prev parent reply other threads:[~2010-09-16 21:52 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-16 5:23 Reserved pages in PowerPC Ankita Garg
2010-09-16 5:23 ` Ankita Garg
2010-09-16 10:04 ` Benjamin Herrenschmidt
2010-09-16 10:04 ` Benjamin Herrenschmidt
2010-09-16 12:08 ` Ankita Garg
2010-09-16 12:08 ` Ankita Garg
2010-09-16 21:52 ` Benjamin Herrenschmidt [this message]
2010-09-16 21:52 ` Benjamin Herrenschmidt
2010-09-28 10:28 ` Ankita Garg
2010-09-28 10:28 ` Ankita Garg
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