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From: David Garfield <garfield@irving.iisd.sra.com>
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Date: Fri, 21 Dec 2001 15:23:19 -0500
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Subject: Re: Configure.help editorial policy
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Eric S. Raymond writes:
 > What, and *encourage* non-uniform terminology?  No, I won't do that.
 > Better to have a single standard set of abbreviations, no matter how
 > ugly, than this.

Valid argument.  I will point out that the current version is
non-uniform.  Quoting from Configure.help :


> # Choice: himem
> High Memory support
> CONFIG_NOHIGHMEM
>   Linux can use up to 64 Gigabytes of physical memory on x86 systems.
>   However, the address space of 32-bit x86 processors is only 4
>   Gigabytes large. That means that, if you have a large amount of
>   physical memory, not all of it can be "permanently mapped" by the
>   kernel. The physical memory that's not permanently mapped is called
>   "high memory".
> 
>   If you are compiling a kernel which will never run on a machine with
>   more than 960 megabytes of total physical RAM, answer "off" here
>   (default choice and suitable for most users). This will result in a
>   "3GiB/1GiB" split: 3GiB are mapped so that each process sees a 3GiB
>   virtual memory space and the remaining part of the 4GiB virtual memory
>   space is used by the kernel to permanently map as much physical memory
>   as possible.
> 
>   If the machine has between 1 and 4 Gigabytes physical RAM, then
>   answer "4GB" here.


Note "3GiB/1GiB" and "4GB".

--David
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