From: Robert Richter <robert.richter@amd.com>
To: Glauber Costa <glommer@gmail.com>
Cc: Arjan van de Ven <arjan@infradead.org>,
Yinghai Lu <yhlu.kernel@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
LKML <linux-kernel@vger.kernel.org>,
Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci
Date: Fri, 13 Jun 2008 20:16:27 +0200 [thread overview]
Message-ID: <20080613181627.GH10019@erda.amd.com> (raw)
In-Reply-To: <5d6222a80806131002t4f5c6e54tee63d4ed0fc222a6@mail.gmail.com>
On 13.06.08 14:02:46, Glauber Costa wrote:
> > diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
> > index 5c2799c..15f505d 100644
> > --- a/arch/x86/pci/amd_bus.c
> > +++ b/arch/x86/pci/amd_bus.c
> > @@ -1,5 +1,9 @@
> > #include <linux/init.h>
> > #include <linux/pci.h>
> > +#include "pci.h"
> > +
> > +#ifdef CONFIG_X86_64
>
> Please, don't do that. We are in an ongoing effort to cleanup the
> remaining ifdefs in x86 code, and adding more of them would just make
> it harder.
> If you really need it, move the common part to a separate file (avoid
> the _32 and _64 naming), and have it compiled conditionally on your
> architecture.
Ok, so what about shared code? Keep all this in separate files:
amd_bus.c, (amd_bus_32.c), amd_bus_64.c, (amd_bus.h)?
Is the strategy to avoid #ifdefs and instead use the flags in
Makefiles? My intention was to coalesce the files. Maybe I was wrong
here.
-Robert
--
Advanced Micro Devices, Inc.
Operating System Research Center
email: robert.richter@amd.com
next prev parent reply other threads:[~2008-06-13 18:18 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-23 12:46 Enable mmconf access to PCI ECS for all AMD fam10h systems Robert Richter
2008-05-23 17:57 ` Yinghai Lu
2008-05-23 18:18 ` Arjan van de Ven
2008-05-23 19:06 ` Yinghai Lu
2008-05-26 18:06 ` Robert Richter
2007-09-03 8:17 ` [PATCH] x86: Add PCI extended config space access for AMD Barcelona Robert Richter
2008-05-28 19:02 ` Arjan van de Ven
2008-06-02 14:19 ` Robert Richter
2008-06-03 2:35 ` Arjan van de Ven
2008-06-03 7:25 ` Robert Richter
2008-06-12 18:19 ` [PATCH 1/2] x86/pci: Renaming k8-bus_64.c to amd_bus.c Robert Richter
2008-06-12 19:51 ` Yinghai Lu
2008-06-13 12:47 ` Robert Richter
2008-06-18 7:46 ` Ingo Molnar
2008-06-19 16:02 ` Robert Richter
2008-06-12 18:19 ` [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci Robert Richter
2008-06-12 19:50 ` Yinghai Lu
2008-06-13 16:19 ` Robert Richter
2008-06-13 17:02 ` Glauber Costa
2008-06-13 18:16 ` Robert Richter [this message]
2008-06-13 18:26 ` Glauber Costa
2008-06-18 7:51 ` Ingo Molnar
2008-06-18 7:47 ` Ingo Molnar
2008-06-02 9:09 ` [PATCH] x86: Add PCI extended config space access for AMD Barcelona Ingo Molnar
2008-06-02 13:56 ` Robert Richter
2008-06-02 20:31 ` Yinghai Lu
2008-06-03 7:35 ` Robert Richter
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