linux-kernel - Re: [PATCH 1/7] x86: relocate get/set debugreg fcns to include/asm/debugreg.

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Message-ID: <20120127192831.GB7150@windriver.com>
Date:	Fri, 27 Jan 2012 14:28:32 -0500
From:	Paul Gortmaker <paul.gortmaker@...driver.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	<torvalds@...ux-foundation.org>, <akpm@...ux-foundation.org>,
	<gregkh@...e.de>, <rmk+kernel@....linux.org.uk>,
	<linux-arch@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH 1/7] x86: relocate get/set debugreg fcns to
 include/asm/debugreg.

[Re: [PATCH 1/7] x86: relocate get/set debugreg fcns to include/asm/debugreg.] On 27/01/2012 (Fri 12:51) Ingo Molnar wrote:

> 
> * Paul Gortmaker <paul.gortmaker@...driver.com> wrote:
> 
> > Since we already have a debugreg.h header file, move the
> > assoc. get/set functions to it.  In addition to it being the
> > logical home for them, it has a secondary advantage.  The
> > functions that are moved use BUG().  So we really need to
> > have linux/bug.h in scope.  But asm/processor.h is used about
> > 600 times, vs. only about 15 for debugreg.h -- so adding bug.h
> > to the latter reduces the amount of time we'll be processing
> > it during a compile.
> > 
> > Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
> > CC: Thomas Gleixner <tglx@...utronix.de>
> > CC: Ingo Molnar <mingo@...hat.com>
> > CC: "H. Peter Anvin" <hpa@...or.com>
> > ---
> >  arch/x86/include/asm/debugreg.h  |   67 ++++++++++++++++++++++++++++++++++++++
> >  arch/x86/include/asm/processor.h |   63 -----------------------------------
> >  arch/x86/kernel/cpu/common.c     |    1 +
> >  3 files changed, 68 insertions(+), 63 deletions(-)
> 
> Acked-by: Ingo Molnar <mingo@...e.hu>
> 
> I suspect you'd like to carry this in your tree, so that all 
> these patches are together?

Yes, that was my original intent, unless there is a consensus
from people indicating that they'd really rather not see such
standalone cleanup trees exist at all.

Thanks,
Paul.

> 
> Thanks,
> 
> 	Ingo
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