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UIO: add pgprot_noncached() to UIO mmap code
authorJean-Samuel Chenard <jsamch@gmail.com>
Fri, 14 Mar 2008 10:28:36 +0000 (11:28 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 25 Mar 2008 05:33:49 +0000 (22:33 -0700)
Mapping of physical memory in UIO needs pgprot_noncached() to ensure
that IO memory is not cached. Without pgprot_noncached(), it (accidentally)
works on x86 and arm, but fails on PPC.

Signed-off-by: Jean-Samuel Chenard <jsamch@gmail.com>
Signed-off-by: Hans J Koch <hjk@linutronix.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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