linux-kernel - Re: coding for optimizations (Re: [PATCH 1/2] i386: mce cleanup part1: functional change)

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Message-ID: <20071011152129.GY16424@stusta.de>
Date:	Thu, 11 Oct 2007 17:21:30 +0200
From:	Adrian Bunk <bunk@...nel.org>
To:	Oleg Verych <olecom@...wer.upol.cz>
Cc:	Joerg Roedel <joerg.roedel@....com>,
	"LKML (Cc removed)" <linux-kernel@...r.kernel.org>
Subject: Re: coding for optimizations (Re: [PATCH 1/2] i386: mce cleanup
	part1: functional change)

On Thu, Oct 11, 2007 at 05:26:09PM +0200, Oleg Verych wrote:
> On Thu, Oct 11, 2007 at 01:14:29AM +0200, Adrian Bunk wrote:
> [] 
> > It's also a quite ill idea to think about whether gcc might produce a 
> > few bytes more or less code at the if when there's such a long printk() 
> > in the middle...
> 
> printk() problem was discussed with proper banana userspace replacement
> proposition by me, so i don't care much.
> 
> Though, why MCE can't be enabled/disabled by config option? Native
> engineers from proper company should know what processors have this
> feature... If kconfig isn't flexible for this, i'm glad to hear
> opinions. If it's needed anyway, then sorry.

You should better say sorry for not having checked that it can already 
be disabled with a kconfig option...

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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