From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alexander Holler <holler@ahsoftware.de>
Date: Mon, 17 Jan 2011 05:35:03 +0100
Subject: [U-Boot] [RFC PATCH v2] ARM: Avoid compiler optimization for
 usages of readb, writeb and friends.
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Hello,

Am 20.12.2010 17:08, schrieb John Rigby:
> Earlier in this thread Alexander said:
>> I haven't add the definitions which are using a memory barrier because I haven't found
>> a place in the kernel where they were actually enabled
>> (CONFIG_ARM_DMA_MEM_BUFFERABLE).

Because I've just run again into such a "search problem":

Don't use "git grep" on a kernel configured for x86, when you are 
searching an option for another architecture. ;)

Regards,

Alexander