From: "H. Peter Anvin" <hpa@zytor.com>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: Andi Kleen <ak@suse.de>,
"Eric W. Biederman" <ebiederm@xmission.com>,
akpm@linux-foundation.org, Yinghai Lu <yhlu.kernel@gmail.com>,
Chandramouli Narayanan <mouli@linux.intel.com>,
linux-kernel@vger.kernel.org
Subject: Re: [RFC -mm 1/2] i386/x86_64 boot: setup data
Date: Mon, 17 Sep 2007 08:30:28 -0700 [thread overview]
Message-ID: <46EE9D94.9030608@zytor.com> (raw)
In-Reply-To: <1190017578.5866.21.camel@caritas-dev.intel.com>
Huang, Ying wrote:
> This patch add a field of 64-bit physical pointer to NULL terminated
> single linked list of struct setup_data to real-mode kernel
> header. This is used to define a more extensible boot parameters
> passing mechanism.
You MUST NOT add a field like this without changing the version number,
and, since you expect to enter the kernel at the PM entrypoint, you
better *CHECK* that version number before ever descending down the chain.
-hpa
next prev parent reply other threads:[~2007-09-17 15:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-17 8:26 [RFC -mm 1/2] i386/x86_64 boot: setup data Huang, Ying
2007-09-17 15:30 ` H. Peter Anvin [this message]
2007-09-18 1:11 ` Huang, Ying
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