tree 91db4a694f01f4e4d29bcd7f3bc90c3ef311aebf
parent 396a1a5832ae28ce2c4150f98827873cbef554f5
author Anton Blanchard <anton@samba.org> 1165560418 +1100
committer Paul Mackerras <paulus@samba.org> 1165624745 +1100

[POWERPC] Add DSCR SPR to sysfs

POWER6 adds a new SPR, the data stream control register (DSCR). It can
be used to adjust how agressive the prefetch mechanisms are.

Its possible we may want to context switch this, but for now just export
it to userspace via sysfs so we can adjust it.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>