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[PARISC] PA7200 also supports prefetch for read
author
Kyle McMartin
<kyle@parisc-linux.org>
Mon, 14 Aug 2006 00:37:26 +0000
(20:37 -0400)
committer
Matthew Wilcox
<willy@parisc-linux.org>
Wed, 4 Oct 2006 12:44:58 +0000
(06:44 -0600)
It seems PA7200 processors also suppress traps on loads to
%r0. This means we can prefetch for read on these cpus. Of course,
we can't support prefetch for write, since that requires
LOAD DOUBLEWORD which was added with PA2.0
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
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git.openpandora.org / pandora-kernel.git / commitdiff