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(parent: 4068d93) | patch
[PARISC] PA7200 also supports prefetch for read
authorKyle McMartin <kyle@parisc-linux.org>
Mon, 14 Aug 2006 00:37:26 +0000 (20:37 -0400)
committerMatthew Wilcox <willy@parisc-linux.org>
Wed, 4 Oct 2006 12:44:58 +0000 (06:44 -0600)
commit32104b29cdf93f78ac37e681bd4547413466d13c
tree4b058cad9227dd960da79daf94235517690f9197tree
parent4068d93cd17561bcbfc821c831cb048385320bd6commit | diff
[PARISC] PA7200 also supports prefetch for read

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>
arch/parisc/Kconfig diff | blob | history
include/asm-parisc/prefetch.h diff | blob | history
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