linux-kernel - Re: [PATCH] tracing: add #include <linux/delay.h> to fix build failure in test

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Message-ID: <20090417003042.GD29630@elte.hu>
Date:	Fri, 17 Apr 2009 02:30:42 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH] tracing: add #include <linux/delay.h> to fix build
	failure in test_work()


* Steven Rostedt <rostedt@...dmis.org> wrote:

> 
> 
> On Thu, 16 Apr 2009, Ingo Molnar wrote:
> > 
> > ------------------------>
> > >From 63c14122a54c26122ccdbe596123f8e2b75c3116 Mon Sep 17 00:00:00 2001
> > From: Ingo Molnar <mingo@...e.hu>
> > Date: Thu, 16 Apr 2009 10:26:51 +0200
> > Subject: [PATCH] tracing: add #include <linux/delay.h> to fix build failure in test_work()
> > MIME-Version: 1.0
> > Content-Type: text/plain; charset=utf-8
> > Content-Transfer-Encoding: 8bit
> > 
> > This build failure occured on a few rare configs:
> > 
> >  kernel/trace/trace_events.c: In function ?test_work?:
> >  kernel/trace/trace_events.c:975: error: implicit declaration of function ?udelay?
> >  kernel/trace/trace_events.c:980: error: implicit declaration of function ?msleep?
> > 
> > delay.h is included in way too many other headers, hiding cases
> > where new usage is added without header inclusion.
> > 
> > Impact: build fix
> > Signed-off-by: Ingo Molnar <mingo@...e.hu>
> 
> Thanks Ingo!
> 
> I don't see this change in tip, do you want me to apply it in my tree?

It's pushed out now.

	Ingo
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