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Date: Mon, 7 May 2012 12:20:12 GMT
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To: freebsd-arm@FreeBSD.org
From: Kristof Provost <kristof@sigsegv.be>
Cc: 
Subject: arm/158950: arm/sheevaplug fails fsx when mmap operations are
	enabled
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The following reply was made to PR arm/158950; it has been noted by GNATS.

From: Kristof Provost <kristof@sigsegv.be>
To: bug-followup@FreeBSD.org
Cc:  
Subject: arm/158950: arm/sheevaplug fails fsx when mmap operations are enabled
Date: Mon, 7 May 2012 14:15:51 +0200

 Based on a suggestion from Ian Lepore I switched the data cache from 
 write-back to write-through mode. In that case the problem doesn't
 occur.
 
 Ian suggested this might indicate a problem in the busdma cacheline
 flush code, but unfortunately I'm somewhat out of my depth there.