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powerpc/numa: Disable VPHN on dedicated processor partitions

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There is no need to start up the timer and monitor topology changes on a
dedicated processor partition, so disable it.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Blanchard 2011-01-29 12:35:22 +00:00 committed by Benjamin Herrenschmidt
parent c0e5e46f39
commit fe5cfd6355
1 changed files with 2 additions and 1 deletions
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3
arch/powerpc/mm/numa.c
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@ -1516,7 +1516,8 @@ int start_topology_update(void)
{
int rc = 0;
if (firmware_has_feature(FW_FEATURE_VPHN)) {
if (firmware_has_feature(FW_FEATURE_VPHN) &&
get_lppaca()->shared_proc) {
vphn_enabled = 1;
setup_cpu_associativity_change_counters();
init_timer_deferrable(&topology_timer);