linux-kernel - Re: kexec boot regression

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Message-ID: <20091215184758.GP7812@parisc-linux.org>
Date:	Tue, 15 Dec 2009 11:47:58 -0700
From:	Matthew Wilcox <matthew@....cx>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Jens Axboe <jens.axboe@...cle.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>, mingo@...e.hu,
	rdreier@...co.com, Suresh Siddha <suresh.b.siddha@...el.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: kexec boot regression

On Tue, Dec 15, 2009 at 10:39:37AM -0800, Yinghai Lu wrote:
> +	/* some sys doesn't get mmconf enabled */
> +	if (dev->cfg_size < 0x200)
> +		return;

What is the meaning of this mystic 0x200?

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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