From f74f7e57ae9fa12b2951ae62ce3557799b318399 Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Thu, 26 Nov 2009 12:31:15 +0000
Subject: [PATCH] ARM: use flush_kernel_dcache_area() for dmabounce

After copying data from the bounce buffer to the real buffer, use
flush_kernel_dcache_page() to ensure that data is written back in
manner coherent with future userspace mappings.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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