linux-kernel - Re: [PATCH] Moorestown RAR Handler driver, MRST 2.6.31-rc3

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Date:	Fri, 7 Aug 2009 20:07:28 +0200
From:	Pavel Machek <pavel@....cz>
To:	Ossama Othman <ossama.othman@...el.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Moorestown RAR Handler driver, MRST 2.6.31-rc3

Hi!

> This driver implements an allocator interface for Moorestown
> restricted access regions (RAR), which are regions of RAM that are
> inaccessible by the CPU when locked down.  It is implemented in the
> kernel space since both user space applications and kernel drivers
> will be allocating buffers in Moorestown RARs.

How will userland applications use memory that's not even accessible
to CPU? This is rather new user/kernel API so a documentation would be
nice.


> index 1f73364..8fb9626 100644
> --- a/kernel-mrst-alpha2.config
> +++ b/kernel-mrst-alpha2.config
> @@ -1,7 +1,7 @@
>  #
>  # Automatically generated make config: don't edit
>  # Linux kernel version: 2.6.31-rc1
> -# Wed Jul 22 08:39:33 2009
> +# Wed Jul 29 02:59:24 2009
>  #

Stray diff? This file is unlikely to be in kernel.
								Pavel

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