Re: [PATCH v3 3/4] x86, kdump: Change crashkernel_high/low= to crashkernel=;high/low

From: H. Peter Anvin
Date: Tue Apr 09 2013 - 13:20:35 EST

On 04/09/2013 10:12 AM, Vivek Goyal wrote:
> On Tue, Apr 09, 2013 at 09:49:28AM -0700, H. Peter Anvin wrote:
>> On 04/09/2013 09:47 AM, Vivek Goyal wrote:
>>> On Tue, Apr 09, 2013 at 08:00:57AM -0700, H. Peter Anvin wrote:
>>>> Please, no semicolons. We already have established syntax for suboptions (option=suboption,suboption,...) and suboptions with parameters (option=suboption:value,...)
>>> Ok, to understand it better, so crashkernel= will look as follows?
>>> crashkernel=suboption[,suboption[,....]][@offset]
>>> A suboption can be.
>>> - A memory value (128[KMG])
>>> - A range with value (range:size)
>>> - Or a property influencing memory allocation behavior (e.g high or low)
>>> If yes, sounds good.
>> Sorry, I don't quite grok @offset and range:size here.
> And @offset means that reserve memory at a particular offset, if
> available.

OK, the @offset should probably be treated as a suboption, with an
implicit/optional comma.

Otherwise, makes sense to me.


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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