From: Steven Rostedt <rostedt@goodmis.org>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Michal Marek <mmarek@suse.cz>,
linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org
Subject: Re: [PATCH] kbuild: let object files depend on recordmcount instead of its sources
Date: Fri, 07 Oct 2011 16:00:25 -0400 [thread overview]
Message-ID: <1318017625.4729.80.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <20111007194750.GX6949@pengutronix.de>
On Fri, 2011-10-07 at 21:47 +0200, Uwe Kleine-König wrote:
> I could reproduce the build failure Steve is seeing now (enabling
> CONFIG_FUNCTION_TRACER helps, stupid me). I think the problem is that
> with my change empty.o depends on recordmcount and in a way that I don't
> understand recordmcount depends on empty.o. I wonder if it's possible to
> get rid of the latter dependency?!
It may be possible but probably not worth it. When I stumbled on empty.o
I talked with some of the kbuild folks, and IIRC, it is pretty core to
the dependency structure. Changing it may break other things easily.
-- Steve
prev parent reply other threads:[~2011-10-07 20:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-07 13:19 Uwe Kleine-König
2011-10-07 16:31 ` Steven Rostedt
2011-10-07 18:04 ` Uwe Kleine-König
2011-10-07 18:52 ` Steven Rostedt
2011-10-07 19:47 ` Uwe Kleine-König
2011-10-07 20:00 ` Steven Rostedt [this message]
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