From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Frans Pop <elendil@planet.nl>,
linux-kernel@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: Linux 2.6.31-rc4: strange change in iomem allocation
Date: Thu, 23 Jul 2009 08:57:51 -0700 [thread overview]
Message-ID: <20090723085751.1872545c@jbarnes-g45> (raw)
In-Reply-To: <86802c440907230742w2858e1d9i8357bb94ed996ff3@mail.gmail.com>
On Thu, 23 Jul 2009 07:42:28 -0700
Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> On Thu, Jul 23, 2009 at 7:14 AM, Frans Pop<elendil@planet.nl> wrote:
> > I'm seeing the following change in dmesg between -rc3 and -rc4:
> > -system 00:0c: iomem range 0xfec00000-0xfec000ff has been reserved
> > +system 00:0c: iomem range 0xfec00000-0xfec000ff could not be
> > reserved
> >
> > There is nothing in the earlier part of dmesg that would explain
> > this change.
> >
> > The change is also visible in /proc/iomem:
> > fec00000-fec00fff : IOAPIC 0
> > fec00000-fec00fff : reserved
> > - fec00000-fec000ff : pnp 00:0c
> >
> > I somewhat suspect 857fdc53a0a90c3ba7fcf5b1fb4c7a62ae03cf82:
> > x86/pci: insert ioapic resource before assigning unassigned
> > resources
> >
> > System is HP 2510p notebook (x86_64).
>
> should be ok. we don't need that
> fec00000-fec000ff : pnp 00:0c
So the PNP ranges are duplicating the IOAPIC range? Seems harmless
enough...
--
Jesse Barnes, Intel Open Source Technology Center
next prev parent reply other threads:[~2009-07-23 15:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-23 2:44 Linux 2.6.31-rc4 Linus Torvalds
2009-07-23 14:14 ` Linux 2.6.31-rc4: strange change in iomem allocation Frans Pop
2009-07-23 14:42 ` Yinghai Lu
2009-07-23 15:57 ` Jesse Barnes [this message]
2009-07-23 14:53 ` Frans Pop
2009-07-23 16:12 ` Linus Torvalds
2009-07-23 16:29 ` Linus Torvalds
2009-07-24 4:34 ` David John
2009-07-24 5:51 ` Kind of like the following. Apply if you feel it is ok to _not_ David John
2009-07-24 7:53 ` [PATCH?] Re: Linux 2.6.31-rc4: strange change in iomem allocation Frans Pop
2009-07-24 6:11 ` [PATCH] Remove Spurious PnP Memory Reserved Warning David John
2009-07-25 7:12 ` David John
2009-07-28 4:06 ` [PATCH v2] " David John
2009-07-28 16:31 ` Jesse Barnes
2009-07-29 6:42 ` David John
2009-08-01 10:56 ` Frans Pop
2009-08-06 21:41 ` Jesse Barnes
2009-07-23 17:21 ` Linux 2.6.31-rc4 Krzysztof Olędzki
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