The following reply was made to PR port-powerpc/23801; it has been noted by GNATS.

From: Tim Rightnour <garbled@netbsd.org>
To: gnats-bugs@NetBSD.org
Cc: 
Subject: PR/23801 CVS commit: src/sys/arch/powerpc/powerpc
Date: Thu,  7 Sep 2006 19:13:12 +0000 (UTC)

 Module Name:	src
 Committed By:	garbled
 Date:		Thu Sep  7 19:13:12 UTC 2006
 
 Modified Files:
 	src/sys/arch/powerpc/powerpc: bus_dma.c
 
 Log Message:
 Apply the patch found in PR/28512 and PR/23801. Ok'd by a few people.
 From the PR:
 The cache is flushed using the bus address where the phys address
 is required.  Errors would be seen only on ports where address
 translation is done between the bus and physical memory.
 
 
 To generate a diff of this commit:
 cvs rdiff -r1.27 -r1.28 src/sys/arch/powerpc/powerpc/bus_dma.c
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.