linux-kernel - Re: [PATCH 0/4] Compile kernel with -fwhole-program --combine

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Message-ID: <44F88B98.3020805@mauve.plus.com>
Date:	Fri, 01 Sep 2006 20:35:52 +0100
From:	Ian Stirling <ian.stirling@...ve.plus.com>
To:	David Woodhouse <dwmw2@...radead.org>
CC:	Helge Hafting <helge.hafting@...el.hist.no>,
	Rob Landley <rob@...dley.net>, linux-kernel@...r.kernel.org,
	linux-tiny@...enic.com, devel@...top.org
Subject: Re: [PATCH 0/4] Compile kernel with -fwhole-program --combine

David Woodhouse wrote:
> On Mon, 2006-08-28 at 12:52 +0200, Helge Hafting wrote:
>> And a "make optImage" (optimized image) when building a
>> kernel for production use, when you believe compiling every file
>> and spending lots of extra time is worth it. 
<snip>
> But if, as I suggest, we're doing the simple option which combines only
> the files which tend to get most benefit from it -- those which are in
> the same directory -- then there's not a lot of point in the separate
> target. It really doesn't take that much extra time.

I thought that it used rather a lot more RAM. I still often(ish) compile 
a kernel on my PII/300/128M. It'd be moderately annoying if it got 
slower, and there was no way to turn it off.
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