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DateTue, 01 Jan 2008 13:21:47 -0800
From"H. Peter Anvin" <>
SubjectRe: [PATCH] x86: provide a DMI based port 0x80 I/O delay override.
Christer Weinigel wrote:
> 
> out 80h, al is only two bytes.  Any alternative that has been suggested
> in this discussion will use more space.  mov dx, alt_port; out dx, al
> will be larger, a function call will definitely be a lot larger. People
> have been making changes to the kernel to save a couple of hundred
> bytes of text size.
> 

If text size becomes a problem in this case, then we can use an 
alternatives-like mechanism to fix up the kernel.  However, 
realistically this probably should be a function call *combined with* 
the out and in; that reduces the impact somewhat.

	-hpa


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