linux-kernel - Re: [PATCH] x86: Remove dma32_reserve

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Message-ID: <20110324080326.GA30812@elte.hu>
Date:	Thu, 24 Mar 2011 09:03:26 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Yinghai Lu <yinghai@...nel.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: Remove dma32_reserve_bootmem


* Yinghai Lu <yinghai@...nel.org> wrote:

> 
> That is workaround for holding dma32 buf when early bootmem could use up
> those range on system that have lots of RAM.
> 
> Now x86 is using memblock, and even nobootmem wrapper do top-down allocation.
> 
> So We could remove those not needed code now.
> 
> Signed-off-by: Yinghai Lu <yinghai@...nel.org>
> 
> ---
>  arch/x86/include/asm/pci.h |    2 -
>  arch/x86/kernel/pci-dma.c  |   64 ---------------------------------------------
>  arch/x86/kernel/setup.c    |    1
>  3 files changed, 67 deletions(-)

Cc:-ing Jesse - i suspect this should be handled by the PCI tree.

Thanks,

	Ingo
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