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From: "H. Peter Anvin" <hpa@zytor.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	mingo@elte.hu, torvalds@linux-foundation.org, tglx@linutronix.de
Subject: Re: Ugly patches for stolen reservation
Date: Fri, 26 Jul 2013 13:28:13 -0700	[thread overview]
Message-ID: <51F2DBDD.8020709@zytor.com> (raw)
In-Reply-To: <20130726202418.GD21415@gmail.com>

On 07/26/2013 01:24 PM, Ingo Molnar wrote:
> 
> Am I being too pedantic in expecting that we still mark it 
> e820-reserved?
> 
> This area really isnt an ordinary PCI resource such as a 
> BAR or an MMIO region. It's truly system RAM (which cannot 
> be moved/reallocated), used by graphics hardware, and the 
> firmware should have marked it reserved.
> 
> (The end result should be the same in any case, so this is 
> a detail.)
> 

I, too, would prefer to see it marked as reserved.

	-hpa

WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>,
	intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	mingo@elte.hu, tglx@linutronix.de, torvalds@linux-foundation.org
Subject: Re: Ugly patches for stolen reservation
Date: Fri, 26 Jul 2013 13:28:13 -0700	[thread overview]
Message-ID: <51F2DBDD.8020709@zytor.com> (raw)
In-Reply-To: <20130726202418.GD21415@gmail.com>

On 07/26/2013 01:24 PM, Ingo Molnar wrote:
> 
> Am I being too pedantic in expecting that we still mark it 
> e820-reserved?
> 
> This area really isnt an ordinary PCI resource such as a 
> BAR or an MMIO region. It's truly system RAM (which cannot 
> be moved/reallocated), used by graphics hardware, and the 
> firmware should have marked it reserved.
> 
> (The end result should be the same in any case, so this is 
> a detail.)
> 

I, too, would prefer to see it marked as reserved.

	-hpa



  reply	other threads:[~2013-07-26 20:28 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-26  2:14 Ugly patches for stolen reservation Jesse Barnes
2013-07-26  3:31 ` H. Peter Anvin
2013-07-26 15:33   ` Jesse Barnes
2013-07-26 20:24     ` Ingo Molnar
2013-07-26 20:28       ` H. Peter Anvin [this message]
2013-07-26 20:28         ` H. Peter Anvin
2013-07-26 20:45         ` [Intel-gfx] " Daniel Vetter
  -- strict thread matches above, loose matches on Subject: below --
2013-07-25 16:37 Jesse Barnes
2013-07-25 20:05 ` Ingo Molnar
2013-07-25 20:16   ` Jesse Barnes
2013-07-25 20:16     ` Jesse Barnes
2013-07-25 22:42   ` H. Peter Anvin
2013-07-25 23:17     ` Jesse Barnes
2013-07-26  0:49       ` H. Peter Anvin
2013-07-26  0:31     ` Linus Torvalds
2013-07-26  0:31       ` Linus Torvalds
2013-07-26  0:48       ` H. Peter Anvin
2013-07-26 15:51       ` Jesse Barnes
2013-07-26 15:51         ` Jesse Barnes

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