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Message-ID: <20080908143335.GD10580@elte.hu>
Date: Mon, 8 Sep 2008 16:33:35 +0200
From: Ingo Molnar <mingo@...e.hu>
To: Cyrill Gorcunov <gorcunov@...il.com>
Cc: "Maciej W. Rozycki" <macro@...ux-mips.org>,
"H. Peter Anvin" <hpa@...or.com>,
LKML <linux-kernel@...r.kernel.org>,
Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [RFC] x86: io-apic - convert DO_ACTION macro into function
* Cyrill Gorcunov <gorcunov@...il.com> wrote:
> Convert DO_ACTION macro into more obvious io_apic_modify_irq
> function with callers
> ---
>
> I found it more readable then original was. Especialy we could grep
> the callers in normal way. It's just an attempt - free to drop this
> patch. I hope I don't messed with all these masks :) So the question
> is rather NOT about details but idea in general.
yeah - getting rid of such macros is a very good idea in general.
> io_apic.c | 102 ++++++++++++++++++++++++++++++--------------------------------
> 1 file changed, 50 insertions(+), 52 deletions(-)
that's non-trivial impact. Did the .o md5sum survive this transformation
just fine? (in theory gcc should generate the same code - but it doesnt
always do that across macro->inline function changes, so it's hard to
validate these kinds of changes.)
Ingo
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