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From: Bernhard Walle <bwalle@suse.de>
To: "H. Peter Anvin" <hpa@kernel.org>
Cc: Vivek Goyal <vgoyal@redhat.com>,
	kexec@lists.infradead.org, x86@kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: Introduce userspace interface for Firmware-provided memory map
Date: Sun, 22 Jun 2008 21:59:53 +0200	[thread overview]
Message-ID: <20080622215953.214419b0@kopernikus.site> (raw)
In-Reply-To: <485C149E.1000807@kernel.org>

Hi,

* "H. Peter Anvin" <hpa@kernel.org> [2008-06-20 13:35]:
>
> Vivek Goyal wrote:
> > On Fri, Jun 20, 2008 at 05:56:57PM +0200, Bernhard Walle wrote:
> >> This patch (as request for comments) introduces a new userspace interface
> >> /proc/firmware_mem that provides the unfiltered view of the BIOS on
> >> memory configuration. That's usable for two reasons:
> > 
> > How about /proc/firmware_memmap. This is little longish but probably more
> > clear in intent.
> 
> Perhaps even /proc/firmware/memmap (or /sys/firmware/memmap/...).  I 
> realize introducing a new directory is annoying, but it's a namespace 
> that is likely to have other users.

Since /sys/firmware is already used by ACPI and EDD, I think that's
quite a good idea! Maybe we should also export the raw E820 or EFI
memory map there. Just like EDD.

I'll send a new patch.




Bernhard
-- 
Bernhard Walle, SUSE LINUX Products GmbH, Architecture Development

      reply	other threads:[~2008-06-22 20:00 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-20 15:56 Bernhard Walle
2008-06-20 15:56 ` [PATCH 1/3] Introduce /proc/firmware_mem Bernhard Walle
2008-06-20 15:56 ` [PATCH 2/3] Use /proc/firmware_mem for x86 (e820) Bernhard Walle
2008-06-24 18:28   ` Pavel Machek
2008-06-26  8:21     ` Bernhard Walle
2008-06-20 15:57 ` [PATCH 3/3] Limit E820 map when a user-defined memory map is specified Bernhard Walle
2008-06-20 19:45   ` Vivek Goyal
2008-06-20 20:34   ` Yinghai Lu
2008-06-22 19:46     ` Bernhard Walle
2008-06-22 19:56     ` Bernhard Walle
2008-06-22 20:11       ` Yinghai Lu
2008-06-24 14:07         ` Bernhard Walle
2008-06-20 15:58 ` Introduce userspace interface for Firmware-provided memory map Bernhard Walle
2008-06-20 19:42 ` Vivek Goyal
2008-06-20 20:35   ` H. Peter Anvin
2008-06-22 19:59     ` Bernhard Walle [this message]

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