linux-kernel - Re: [PATCH 03/16] trivial: fix assorted "through" typos

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Message-ID: <4AEC2971.8050105@imap.cc>
Date:	Sat, 31 Oct 2009 13:11:29 +0100
From:	Tilman Schmidt <tilman@...p.cc>
To:	Nigel Cunningham <ncunningham@...a.org.au>
CC:	André Goddard Rosa <andre.goddard@...il.com>,
	trivial@...nel.org, linux list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 03/16] trivial: fix assorted "through" typos

Am 31.10.2009 11:17 schrieb Nigel Cunningham:
> I've only looked at this one, but something caught my eye...
> 
> André Goddard Rosa wrote:
>> diff --git a/arch/blackfin/kernel/cplb-mpu/cplbinit.c
>> b/arch/blackfin/kernel/cplb-mpu/cplbinit.c
>> index f7b9cdc..b52c1f8 100644
>> --- a/arch/blackfin/kernel/cplb-mpu/cplbinit.c
>> +++ b/arch/blackfin/kernel/cplb-mpu/cplbinit.c
>> @@ -38,7 +38,7 @@ void __init generate_cplb_tables_cpu(unsigned int cpu)
>>
>>  #ifdef CONFIG_BFIN_EXTMEM_DCACHEABLE
>>  	d_cache = CPLB_L1_CHBL;
>> -#ifdef CONFIG_BFIN_EXTMEM_WRITETROUGH
>> +#ifdef CONFIG_BFIN_EXTMEM_WRITETHROUGH
>>  	d_cache |= CPLB_L1_AOW | CPLB_WT;
>>  #endif
>>  #endif
> 
> "Surely that can't be the only time?", I thought. But it is - all of the
> other #ifdefs are spelled correctly, so you're probably fixing a
> hard-to-find bug here! Good catch!
> 
> Makes me wonder if anyone's written a tool to find things like this -
> #ifdefs that will never be defined...

I seem to remember someone (Joe Perches?) did, and regularly posted
results to LKML in the past, but at some point switched to publishing
them on a web page instead.

-- 
Tilman Schmidt                    E-Mail: tilman@...p.cc
Bonn, Germany
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