linux-kernel - Re: "build-id" changes break sparc64

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Message-ID: <20070723193923.GL21668@ftp.linux.org.uk>
Date:	Mon, 23 Jul 2007 20:39:24 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	Roland McGrath <roland@...hat.com>
Cc:	Sam Ravnborg <sam@...nborg.org>,
	Alan Modra <amodra@...pond.net.au>,
	Paul Mackerras <paulus@...ba.org>,
	David Miller <davem@...emloft.net>,
	Adrian Bunk <bunk@...sta.de>, linux-kernel@...r.kernel.org
Subject: Re: "build-id" changes break sparc64

On Mon, Jul 23, 2007 at 12:12:15PM -0700, Roland McGrath wrote:
> > rm vmlinux*; time make vmlinux
> > 
> > Vanilla tree: ~7,7 sec
> > With single shot ld (Roland's patch): 8,3 secs
> 
> Shouldn't you compare:
> 	rm vmlinux*; find . -name built-in.o -print | xargs rm
> 	time make vmlinux
> or something like that?

No.  You are talking about the time of full build; there it would
be relevant.  For incrementals it's definitely not so.
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