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From: Jason Baron <jbaron@redhat•com>
To: Greg KH <greg@kroah•com>
Cc: Stephen Rothwell <sfr@canb•auug.org.au>, linux-next@vger•kernel.org
Subject: Re: linux-next: driver-core tree build warning
Date: Mon, 18 Aug 2008 15:09:47 -0400	[thread overview]
Message-ID: <20080818190947.GA6200@redhat.com> (raw)
In-Reply-To: <20080816053432.GC20161@kroah.com>

On Fri, Aug 15, 2008 at 10:34:32PM -0700, Greg KH wrote:
> > Hi Greg,
> > 
> > Today's linux-next build (x86_64 allmodconfig) produced this warning:
> > 
> > In file included from include2/asm/string.h:4,
> >                  from include/linux/string.h:19,
> >                  from include/linux/dynamic_printk.h:4,
> >                  from include/linux/kernel.h:19,
> >                  from arch/x86/boot/memory.c:16:
> > include2/asm/string_64.h:34:1: warning: "memcpy" redefined
> > In file included from /scratch/sfr/next/arch/x86/boot/memory.c:15:
> > arch/x86/boot/boot.h:231:1: warning: this is the location of the previous definition
> > 
> > Probably caused by commit 1b75321c2d0561d9ecfe3794fa939264f3eb7e26
> > ("driver core: basic infrastructure for per-module dynamic debug
> > messages") which added an include of linux/dynamic_printk.h to
> > linux/kernel.h.
> 
> Wierd.  Jason, any thoughts?
> 
> thanks,
> 
> greg k-h

hmm...i wasn't actually able to reproduce this (gcc 4.3.0-8), but I think I see
how this comes about. Anyways, we don't actually need to include "string.h",
its a remnant from an earlier version. The following patch should resolve this
issue.

thanks,

-Jason


Signed-off-by: Jason Baron <jbaron@redhat•com>

---


diff --git a/include/linux/dynamic_printk.h b/include/linux/dynamic_printk.h
index 210bf61..c54cf84 100644
--- a/include/linux/dynamic_printk.h
+++ b/include/linux/dynamic_printk.h
@@ -1,9 +1,6 @@
 #ifndef _DYNAMIC_PRINTK_H
 #define _DYNAMIC_PRINTK_H
 
-#include <linux/string.h>
-#include <linux/hash.h>
-
 #define DYNAMIC_DEBUG_HASH_BITS 6
 #define DEBUG_HASH_TABLE_SIZE (1 << DYNAMIC_DEBUG_HASH_BITS)
 

  reply	other threads:[~2008-08-18 19:10 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-15  2:59 linux-next: driver-core tree build warning Stephen Rothwell
2008-08-16  5:34 ` Greg KH
2008-08-18 19:09   ` Jason Baron [this message]
2008-08-18 22:35     ` Greg KH
  -- strict thread matches above, loose matches on Subject: below --
2009-05-01  5:21 Stephen Rothwell
     [not found] ` <20090501152144.500e619a.sfr-3FnU+UHB4dNDw9hX6IcOSA@public.gmane.org>
2009-05-01  5:47   ` Greg KH
2009-05-01  6:11     ` Greg KH
2009-05-01  7:11       ` Stephen Rothwell
2009-07-13  7:26 Stephen Rothwell
2009-07-13  7:28 ` Stephen Rothwell
2009-07-13  7:51   ` Stephen Rothwell
2009-07-13 17:18     ` Greg KH
2009-07-13 21:23       ` David Brownell
2009-07-13 21:27         ` Greg KH
2009-07-13 21:36         ` Greg KH
2009-07-14  0:44           ` Stephen Rothwell
2010-01-19  6:27 Stephen Rothwell
2010-01-19 21:04 ` Greg KH
2010-01-19 23:45   ` Stephen Rothwell
2010-01-20  6:25     ` Stephen Rothwell
2010-01-20  6:44       ` Stephen Rothwell
2010-01-21 23:10         ` Greg KH
2010-01-21 23:20           ` Stephen Rothwell
2010-01-29  7:21           ` Stephen Rothwell
2010-02-03  2:22             ` Greg KH
2010-02-03  3:29               ` Stephen Rothwell
2010-02-04  7:10               ` Stephen Rothwell

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